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198 lines
114 KiB
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198 lines
114 KiB
XML
<?xml version="1.0" encoding="UTF-8"?>
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<class-scheme publication-date="2023-02-01" scheme-type="cpc" publication-type="official">
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<classification-item breakdown-code="false" not-allocatable="true" level="5" additional-only="false" sort-key="C12P" definition-exists="true" date-revised="2018-08-01" status="published"><classification-symbol>C12P</classification-symbol><class-title date-revised="2017-08-01"><title-part><text>FERMENTATION OR ENZYME-USING PROCESSES TO SYNTHESISE A DESIRED CHEMICAL COMPOUND OR COMPOSITION OR TO SEPARATE OPTICAL ISOMERS FROM A RACEMIC MIXTURE </text><CPC-specific-text><reference><text>brewing of beer <class-ref scheme="cpc">C12C</class-ref>; producing vinegar <class-ref scheme="cpc">C12J</class-ref>; producing specific peptides or proteins <class-ref scheme="cpc">C07K</class-ref>; producing enzymes <class-ref scheme="cpc">C12N9/00</class-ref>; DNA or RNA concerning genetic engineering, vectors, e.g. plasmids, or their isolation, preparation or purification <class-ref scheme="cpc">C12N15/00</class-ref>; measuring or testing processes involving enzymes or microorganisms <class-ref scheme="cpc">C12Q</class-ref>; measuring or testing processes involving nucleic acid amplification reactions <class-ref scheme="cpc">C12Q1/6844</class-ref>; fermentation processes to form a food composition, <class-ref scheme="cpc">A21</class-ref> or <class-ref scheme="cpc">A23</class-ref>; compounds in general, <u>see</u> the relevant compound class, e.g. <class-ref scheme="cpc">C01</class-ref>, <class-ref scheme="cpc">C07</class-ref></text></reference></CPC-specific-text></title-part></class-title><notes-and-warnings date-revised="2013-01-01"><note type="note"><note-paragraph>This subclass <u>covers</u> the production of compounds or compositions by biochemical transformation of matter performed by using enzymes or microorganisms, wherein microorganisms are defined as any single-celled organisms, including bacteria, fungi, yeast or microalgae, or plant or mammalian cells in the form of cell cultures.</note-paragraph><note-paragraph>In this subclass, documents are primarily classified according to the compounds produced. In addition, if appropriate, classification according to the method or biocatalyst used to produce the compound is made.</note-paragraph><note-paragraph> Classification in groups <class-ref scheme="cpc">C12P19/14</class-ref> - <class-ref scheme="cpc">C12P19/24</class-ref>, <class-ref scheme="cpc">C12P39/00</class-ref>, <class-ref scheme="cpc">C12P41/00</class-ref> - <class-ref scheme="cpc">C12P41/009</class-ref> should only be made together with the corresponding product groups </note-paragraph></note><note type="warning"><note-paragraph warning-type="ipc-not-used">The following IPC groups are not in the CPC scheme. The subject matter for these IPC groups is classified in the following CPC groups: <table><row><entry> - <class-ref scheme="ipc">C12P21/04</class-ref></entry><entry> covered by </entry><entry><class-ref scheme="cpc">C07K7/50</class-ref></entry></row><row><entry> - <class-ref scheme="ipc">C12P21/08</class-ref></entry><entry> covered by </entry><entry><class-ref scheme="cpc">C07K16/00</class-ref></entry></row></table></note-paragraph><note-paragraph>In this subclass non-limiting references (in the sense of paragraph 39 of the Guide to the IPC) may still be displayed in the scheme.</note-paragraph></note></notes-and-warnings>
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<classification-item breakdown-code="false" not-allocatable="true" level="6" additional-only="false" sort-key="C12P1/00" date-revised="2013-01-01" status="published"><classification-symbol>C12P1/00</classification-symbol>
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<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="C12P1/00" definition-exists="true" ipc-concordant="C12P1/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-08-01" status="published"><classification-symbol>C12P1/00</classification-symbol><class-title date-revised="2017-08-01"><title-part><text>Preparation of compounds or compositions, not provided for in groups <class-ref scheme="cpc">C12P3/00</class-ref> - <class-ref scheme="cpc">C12P39/00</class-ref>, by using microorganisms or enzymes</text></title-part></class-title><notes-and-warnings date-revised="2013-01-01"><note type="note"><note-paragraph>This group is used for the classification of documents relating to the production of compounds of unknown structure </note-paragraph><note-paragraph>When classifying in this group, classification should be made also in <class-ref scheme="cpc">C12R</class-ref></note-paragraph></note></notes-and-warnings>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C12P1/02" definition-exists="false" ipc-concordant="C12P1/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C12P1/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by using fungi</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C12P1/04" definition-exists="false" ipc-concordant="C12P1/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C12P1/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by using bacteria</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C12P1/06" definition-exists="false" ipc-concordant="C12P1/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C12P1/06</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by using actinomycetales</text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="C12P3/00" definition-exists="true" ipc-concordant="C12P3/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-08-01" status="published"><classification-symbol>C12P3/00</classification-symbol><class-title date-revised="2017-08-01"><title-part><text>Preparation of elements or inorganic compounds except carbon dioxide </text><CPC-specific-text><reference><text>recovery of carbon dioxides as by-products <class-ref scheme="cpc">C12F3/02</class-ref></text></reference></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="C12P5/00" definition-exists="true" ipc-concordant="C12P5/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C12P5/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Preparation of hydrocarbons </text><CPC-specific-text><text>or halogenated hydrocarbons</text></CPC-specific-text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C12P5/002" definition-exists="false" ipc-concordant="C12P5/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C12P5/002</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>cyclic </text><reference><text>compounds containing at least three condensed carbocyclic rings <class-ref scheme="cpc">C12P15/00</class-ref></text></reference></CPC-specific-text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C12P5/005" definition-exists="false" ipc-concordant="C12P5/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C12P5/005</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>aromatic </text><reference><text>naphthacene <class-ref scheme="cpc">C12P29/00</class-ref></text></reference></CPC-specific-text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C12P5/007" definition-exists="true" ipc-concordant="C12P5/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C12P5/007</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>containing one or more isoprene units, i.e. terpenes </text><reference><text>carotenes <class-ref scheme="cpc">C12P23/00</class-ref></text></reference></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C12P5/02" definition-exists="false" ipc-concordant="C12P5/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C12P5/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>acyclic </text><CPC-specific-text><reference><text><class-ref scheme="cpc">C12P5/007</class-ref> takes precedence</text></reference></CPC-specific-text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C12P5/023" definition-exists="true" ipc-concordant="C12P5/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C12P5/023</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Methane</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C12P5/026" definition-exists="false" ipc-concordant="C12P5/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C12P5/026</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Unsaturated compounds, i.e. alkenes, alkynes or allenes</text></CPC-specific-text></title-part></class-title></classification-item></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="C12P7/00" definition-exists="true" ipc-concordant="C12P7/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C12P7/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Preparation of oxygen-containing organic compounds</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C12P7/02" definition-exists="false" ipc-concordant="C12P7/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C12P7/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing a hydroxy group</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C12P7/04" definition-exists="false" ipc-concordant="C12P7/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C12P7/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>acyclic</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C12P7/06" definition-exists="false" ipc-concordant="C12P7/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C12P7/06</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Ethanol, i.e. non-beverage</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C12P7/065" definition-exists="false" ipc-concordant="C12P7/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-08-01" status="published"><classification-symbol>C12P7/065</classification-symbol><class-title date-revised="2017-08-01"><title-part><CPC-specific-text><text>with microorganisms other than yeasts</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C12P7/08" definition-exists="false" ipc-concordant="C12P7/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C12P7/08</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>produced as by-product or from waste or cellulosic material substrate</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="C12P7/10" definition-exists="false" ipc-concordant="C12P7/10" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C12P7/10</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>substrate containing cellulosic material</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="C12P7/12" definition-exists="false" ipc-concordant="C12P7/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C12P7/12</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>substrate containing sulfite waste liquor or citrus waste</text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C12P7/14" definition-exists="false" ipc-concordant="C12P7/14" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-08-01" status="published"><classification-symbol>C12P7/14</classification-symbol><class-title date-revised="2017-08-01"><title-part><text>Multiple stages of fermentation</text></title-part><title-part><text>Multiple types of microorganisms or re-use of microorganisms</text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C12P7/16" definition-exists="false" ipc-concordant="C12P7/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C12P7/16</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Butanols</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C12P7/18" definition-exists="false" ipc-concordant="C12P7/18" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C12P7/18</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>polyhydric</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C12P7/20" definition-exists="false" ipc-concordant="C12P7/20" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C12P7/20</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Glycerol</text></title-part></class-title></classification-item></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C12P7/22" definition-exists="true" ipc-concordant="C12P7/22" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C12P7/22</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>aromatic</text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C12P7/24" definition-exists="false" ipc-concordant="C12P7/24" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C12P7/24</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing a carbonyl group</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C12P7/26" definition-exists="false" ipc-concordant="C12P7/26" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C12P7/26</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Ketones</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C12P7/28" definition-exists="false" ipc-concordant="C12P7/28" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C12P7/28</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Acetone-containing products</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C12P7/30" definition-exists="false" ipc-concordant="C12P7/30" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C12P7/30</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>produced from substrate containing inorganic compounds other than water</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C12P7/32" definition-exists="false" ipc-concordant="C12P7/32" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C12P7/32</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>produced from substrate containing inorganic nitrogen source</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C12P7/34" definition-exists="false" ipc-concordant="C12P7/34" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C12P7/34</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>produced from substrate containing protein as nitrogen source</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C12P7/36" definition-exists="false" ipc-concordant="C12P7/36" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C12P7/36</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>produced from substrate containing grain or cereal material</text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C12P7/38" definition-exists="false" ipc-concordant="C12P7/38" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C12P7/38</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Cyclopentanone- or cyclopentadione-containing products</text></title-part></class-title></classification-item></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C12P7/40" definition-exists="false" ipc-concordant="C12P7/40" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>C12P7/40</classification-symbol><class-title date-revised="2022-01-01"><title-part><text>containing a carboxyl group </text><CPC-specific-text><text>including Peroxycarboxylic acids</text></CPC-specific-text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C12P7/42" definition-exists="false" ipc-concordant="C12P7/42" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C12P7/42</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Hydroxy-carboxylic acids</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C12P7/44" definition-exists="false" ipc-concordant="C12P7/44" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C12P7/44</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Polycarboxylic acids</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C12P7/46" definition-exists="false" ipc-concordant="C12P7/46" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C12P7/46</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Dicarboxylic acids having four or less carbon atoms, e.g. fumaric acid, maleic acid</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C12P7/48" definition-exists="false" ipc-concordant="C12P7/48" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C12P7/48</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Tricarboxylic acids, e.g. citric acid</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C12P7/50" definition-exists="false" ipc-concordant="C12P7/50" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C12P7/50</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having keto groups, e.g. 2-ketoglutaric acid</text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C12P7/52" definition-exists="false" ipc-concordant="C12P7/52" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C12P7/52</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Propionic acid</text></title-part><title-part><text>Butyric acids</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C12P7/54" definition-exists="false" ipc-concordant="C12P7/54" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C12P7/54</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Acetic acid </text><reference><text>vinegar <class-ref scheme="cpc">C12J</class-ref></text></reference></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C12P7/56" definition-exists="false" ipc-concordant="C12P7/56" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C12P7/56</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Lactic acid</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C12P7/58" definition-exists="false" ipc-concordant="C12P7/58" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-08-01" status="published"><classification-symbol>C12P7/58</classification-symbol><class-title date-revised="2017-08-01"><title-part><text>Aldonic, ketoaldonic or saccharic acids </text><reference><text>uronic acids <class-ref scheme="cpc">C12P19/00</class-ref></text></reference></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C12P7/60" definition-exists="false" ipc-concordant="C12P7/60" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C12P7/60</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>2-Ketogulonic acid</text></title-part></class-title></classification-item></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C12P7/62" definition-exists="true" ipc-concordant="C12P7/62" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>C12P7/62</classification-symbol><class-title date-revised="2022-01-01"><title-part><text>Carboxylic acid esters</text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Groups <class-ref scheme="cpc">C12P7/62</class-ref> and <class-ref scheme="cpc">C12P7/625</class-ref> are incomplete pending reclassification of documents from group <class-ref scheme="cpc">C12P7/6436</class-ref>.<br/>Groups <class-ref scheme="cpc">C12P7/6436</class-ref>, <class-ref scheme="cpc">C12P7/62</class-ref> and <class-ref scheme="cpc">C12P7/625</class-ref> should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C12P7/625" definition-exists="false" ipc-concordant="C12P7/625" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>C12P7/625</classification-symbol><class-title date-revised="2022-01-01"><title-part><text>Polyesters of hydroxy carboxylic acids</text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C12P7/64" definition-exists="true" ipc-concordant="C12P7/64" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2014-11-01" status="published"><classification-symbol>C12P7/64</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Fats</text></title-part><title-part><text>Fatty oils</text></title-part><title-part><text>Ester-type waxes</text></title-part><title-part><text>Higher fatty acids, i.e. having at least seven carbon atoms in an unbroken chain bound to a carboxyl group</text></title-part><title-part><text>Oxidised oils or fats</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C12P7/6409" definition-exists="false" ipc-concordant="C12P7/6409" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>C12P7/6409</classification-symbol><class-title date-revised="2022-01-01"><title-part><text>Fatty acids</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C12P7/6418" definition-exists="false" ipc-concordant="C12P7/6418" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>C12P7/6418</classification-symbol><class-title date-revised="2022-01-01"><title-part><text>by hydrolysis of fatty acid esters</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C12P7/6427" definition-exists="false" ipc-concordant="C12P7/6427" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>C12P7/6427</classification-symbol><class-title date-revised="2022-01-01"><title-part><text>Polyunsaturated fatty acids [PUFA], i.e. having two or more double bonds in their backbone</text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-source">Group <class-ref scheme="cpc">C12P7/6427</class-ref> is impacted by reclassification into groups <class-ref scheme="cpc">C12P7/6431</class-ref>, <class-ref scheme="cpc">C12P7/6432</class-ref> and <class-ref scheme="cpc">C12P7/6434</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C12P7/6431" definition-exists="false" ipc-concordant="C12P7/6431" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>C12P7/6431</classification-symbol><class-title date-revised="2022-01-01"><title-part><text>Linoleic acids [18:2[n-6]]</text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">C12P7/6431</class-ref> is incomplete pending reclassification of documents from group <class-ref scheme="cpc">C12P7/6427</class-ref>.<br/>Groups <class-ref scheme="cpc">C12P7/6431</class-ref> and <class-ref scheme="cpc">C12P7/6427</class-ref> should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C12P7/6432" definition-exists="false" ipc-concordant="C12P7/6432" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>C12P7/6432</classification-symbol><class-title date-revised="2022-01-01"><title-part><text>Eicosapentaenoic acids [EPA]</text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">C12P7/6432</class-ref> is incomplete pending reclassification of documents from group <class-ref scheme="cpc">C12P7/6427</class-ref>.<br/>Groups <class-ref scheme="cpc">C12P7/6432</class-ref> and <class-ref scheme="cpc">C12P7/6427</class-ref> should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C12P7/6434" definition-exists="false" ipc-concordant="C12P7/6434" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>C12P7/6434</classification-symbol><class-title date-revised="2022-01-01"><title-part><text>Docosahexenoic acids [DHA]</text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">C12P7/6434</class-ref> is incomplete pending reclassification of documents from group <class-ref scheme="cpc">C12P7/6427</class-ref>.<br/>Groups <class-ref scheme="cpc">C12P7/6434</class-ref> and <class-ref scheme="cpc">C12P7/6427</class-ref> should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C12P7/6436" definition-exists="false" ipc-concordant="C12P7/6436" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>C12P7/6436</classification-symbol><class-title date-revised="2022-01-01"><title-part><text>Fatty acid esters</text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-source">Group <class-ref scheme="cpc">C12P7/6436</class-ref> is impacted by reclassification into groups <class-ref scheme="cpc">C12P7/62</class-ref> and <class-ref scheme="cpc">C12P7/625</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C12P7/6445" definition-exists="false" ipc-concordant="C12P7/6445" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>C12P7/6445</classification-symbol><class-title date-revised="2022-01-01"><title-part><text>Glycerides</text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-source">Group <class-ref scheme="cpc">C12P7/6445</class-ref> is impacted by reclassification into group <class-ref scheme="cpc">C12P7/6458</class-ref>.<br/>Groups <class-ref scheme="cpc">C12P7/6445</class-ref> and <class-ref scheme="cpc">C12P7/6458</class-ref> should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C12P7/6454" definition-exists="false" ipc-concordant="C12P7/6454" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>C12P7/6454</classification-symbol><class-title date-revised="2022-01-01"><title-part><text>by esterification</text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-source">Group <class-ref scheme="cpc">C12P7/6454</class-ref> is impacted by reclassification into group <class-ref scheme="cpc">C12P7/6458</class-ref>.<br/>Groups <class-ref scheme="cpc">C12P7/6454</class-ref> and <class-ref scheme="cpc">C12P7/6458</class-ref> should be considered in order to perform a complete search. </note-paragraph></note></notes-and-warnings></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C12P7/6458" definition-exists="false" ipc-concordant="C12P7/6458" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>C12P7/6458</classification-symbol><class-title date-revised="2022-01-01"><title-part><text>by transesterification, e.g. interesterification, ester interchange, alcoholysis or acidolysis</text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">C12P7/6458</class-ref> is incomplete pending reclassification of documents from groups <class-ref scheme="cpc">C12P7/6445</class-ref>, <class-ref scheme="cpc">C12P7/6454</class-ref>, <class-ref scheme="cpc">C12P7/6472</class-ref>, <class-ref scheme="cpc">C12P7/6481</class-ref> and <class-ref scheme="cpc">C12P7/649</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C12P7/6463" definition-exists="false" ipc-concordant="C12P7/6463" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>C12P7/6463</classification-symbol><class-title date-revised="2022-01-01"><title-part><text>obtained from glyceride producing microorganisms, e.g. single cell oil</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C12P7/6472" definition-exists="false" ipc-concordant="C12P7/6472" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>C12P7/6472</classification-symbol><class-title date-revised="2022-01-01"><title-part><text>containing polyunsaturated fatty acid [PUFA] residues, i.e. having two or more double bonds in their backbone</text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-source">Group <class-ref scheme="cpc">C12P7/6472</class-ref> is impacted by reclassification into group <class-ref scheme="cpc">C12P7/6458</class-ref>.<br/>Groups <class-ref scheme="cpc">C12P7/6472</class-ref> and <class-ref scheme="cpc">C12P7/6458</class-ref> should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C12P7/6481" definition-exists="false" ipc-concordant="C12P7/6481" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>C12P7/6481</classification-symbol><class-title date-revised="2022-01-01"><title-part><text>Phosphoglycerides </text><reference><text>phosphoglycerides having carboxylic acids with less than seven carbon atoms <class-ref scheme="cpc">C12P7/62</class-ref></text></reference></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-source">Group <class-ref scheme="cpc">C12P7/6481</class-ref> is impacted by reclassification into group <class-ref scheme="cpc">C12P7/6458</class-ref>.<br/>Groups <class-ref scheme="cpc">C12P7/6481</class-ref> and <class-ref scheme="cpc">C12P7/6458</class-ref> should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C12P7/649" definition-exists="true" ipc-concordant="C12P7/649" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>C12P7/649</classification-symbol><class-title date-revised="2022-01-01"><title-part><text>Biodiesel, i.e. fatty acid alkyl esters</text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-source">Group <class-ref scheme="cpc">C12P7/649</class-ref> is impacted by reclassification into group <class-ref scheme="cpc">C12P7/6458</class-ref>.<br/>Groups <class-ref scheme="cpc">C12P7/649</class-ref> and <class-ref scheme="cpc">C12P7/6458</class-ref> should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C12P7/66" definition-exists="false" ipc-concordant="C12P7/66" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C12P7/66</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing the quinoid structure</text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="C12P9/00" definition-exists="true" ipc-concordant="C12P9/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C12P9/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Preparation of organic compounds containing a metal or atom other than H, N, C, O, S or halogen </text><CPC-specific-text><reference><text>phosphoglycerides, <class-ref scheme="cpc">C12P7/6481</class-ref></text></reference></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="C12P11/00" definition-exists="false" ipc-concordant="C12P11/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C12P11/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Preparation of sulfur-containing organic compounds</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="C12P13/00" definition-exists="false" ipc-concordant="C12P13/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C12P13/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Preparation of nitrogen-containing organic compounds</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C12P13/001" definition-exists="false" ipc-concordant="C12P13/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C12P13/001</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Amines; Imines</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C12P13/002" definition-exists="false" ipc-concordant="C12P13/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C12P13/002</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Nitriles (-CN)</text></CPC-specific-text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C12P13/004" definition-exists="false" ipc-concordant="C12P13/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C12P13/004</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Cyanohydrins</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C12P13/005" definition-exists="false" ipc-concordant="C12P13/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C12P13/005</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Amino acids other than alpha- or beta amino acids, e.g. gamma amino acids</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C12P13/007" definition-exists="false" ipc-concordant="C12P13/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C12P13/007</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Carnitine; Butyrobetaine; Crotonobetaine</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C12P13/008" definition-exists="false" ipc-concordant="C12P13/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C12P13/008</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>containing a N-O bond, e.g. nitro (-NO<sub>2</sub>), nitroso (-NO)</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C12P13/02" definition-exists="false" ipc-concordant="C12P13/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C12P13/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Amides, e.g. chloramphenicol </text><CPC-specific-text><text>or polyamides; Imides or polyimides; Urethanes, i.e. compounds comprising N-C=O structural element or polyurethanes </text><reference><text>peptides <class-ref scheme="cpc">C12P21/00</class-ref> or <class-ref scheme="cpc">C07K</class-ref></text></reference></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C12P13/04" definition-exists="false" ipc-concordant="C12P13/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C12P13/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Alpha- or beta- amino acids </text><CPC-specific-text><reference><text>other amino acids <class-ref scheme="cpc">C12P13/005</class-ref></text></reference></CPC-specific-text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C12P13/06" definition-exists="false" ipc-concordant="C12P13/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C12P13/06</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Alanine</text></title-part><title-part><text>Leucine</text></title-part><title-part><text>Isoleucine</text></title-part><title-part><text>Serine</text></title-part><title-part><text>Homoserine</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C12P13/08" definition-exists="false" ipc-concordant="C12P13/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C12P13/08</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Lysine</text></title-part><title-part><text>Diaminopimelic acid</text></title-part><title-part><text>Threonine</text></title-part><title-part><text>Valine</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C12P13/10" definition-exists="false" ipc-concordant="C12P13/10" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C12P13/10</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Citrulline</text></title-part><title-part><text>Arginine</text></title-part><title-part><text>Ornithine</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C12P13/12" definition-exists="false" ipc-concordant="C12P13/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C12P13/12</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Methionine</text></title-part><title-part><text>Cysteine</text></title-part><title-part><text>Cystine</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C12P13/14" definition-exists="false" ipc-concordant="C12P13/14" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C12P13/14</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Glutamic acid</text></title-part><title-part><text>Glutamine</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C12P13/16" definition-exists="false" ipc-concordant="C12P13/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C12P13/16</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>using surfactants, fatty acids or fatty acid esters, i.e. having at least seven carbon atoms in an unbroken chain bound to a carboxyl group or a carboxyl ester group</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C12P13/18" definition-exists="false" ipc-concordant="C12P13/18" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C12P13/18</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>using biotin or its derivatives</text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C12P13/20" definition-exists="false" ipc-concordant="C12P13/20" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C12P13/20</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Aspartic acid</text></title-part><title-part><text>Asparagine</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C12P13/22" definition-exists="false" ipc-concordant="C12P13/22" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2016-05-01" status="published"><classification-symbol>C12P13/22</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Tryptophan</text></title-part><title-part><text>Tyrosine</text></title-part><title-part><text>Phenylalanine</text></title-part><title-part><text>3,4-Dihydroxyphenylalanine</text></title-part></class-title><notes-and-warnings date-revised="2013-01-01"><note type="note"><note-paragraph> Processes for the preparation of different amino acids covered by more than one of the groups <class-ref scheme="cpc">C12P13/222</class-ref> - <class-ref scheme="cpc">C12P13/227</class-ref> are classified in group <class-ref scheme="cpc">C12P13/22</class-ref></note-paragraph></note></notes-and-warnings>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C12P13/222" definition-exists="false" ipc-concordant="C12P13/22" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C12P13/222</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Phenylalanine</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C12P13/225" definition-exists="false" ipc-concordant="C12P13/22" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C12P13/225</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Tyrosine; 3,4-Dihydroxyphenylalanine</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C12P13/227" definition-exists="false" ipc-concordant="C12P13/22" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C12P13/227</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Tryptophan</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C12P13/24" definition-exists="false" ipc-concordant="C12P13/24" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C12P13/24</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Proline</text></title-part><title-part><text>Hydroxyproline</text></title-part><title-part><text>Histidine</text></title-part></class-title></classification-item></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="C12P15/00" definition-exists="false" ipc-concordant="C12P15/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-08-01" status="published"><classification-symbol>C12P15/00</classification-symbol><class-title date-revised="2017-08-01"><title-part><text>Preparation of compounds containing at least three condensed carbocyclic rings </text><CPC-specific-text><reference><text>gibbanes <class-ref scheme="cpc">C12P27/00</class-ref>; naphthacenes <class-ref scheme="cpc">C12P29/00</class-ref></text></reference></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="C12P17/00" definition-exists="true" ipc-concordant="C12P17/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2016-05-01" status="published"><classification-symbol>C12P17/00</classification-symbol><class-title date-revised="2016-05-01"><title-part><text>Preparation of heterocyclic carbon compounds with only O, N, S, Se or Te as ring hetero atoms </text><reference><text><class-ref scheme="cpc">C12P13/04</class-ref> - <class-ref scheme="cpc">C12P13/24</class-ref> take precedence</text></reference></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C12P17/02" definition-exists="false" ipc-concordant="C12P17/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-08-01" status="published"><classification-symbol>C12P17/02</classification-symbol><class-title date-revised="2017-08-01"><title-part><text>Oxygen as only ring hetero atoms</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C12P17/04" definition-exists="false" ipc-concordant="C12P17/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-08-01" status="published"><classification-symbol>C12P17/04</classification-symbol><class-title date-revised="2017-08-01"><title-part><text>containing a five-membered hetero ring, e.g. griseofulvin </text><CPC-specific-text><text>, vitamin C</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C12P17/06" definition-exists="false" ipc-concordant="C12P17/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C12P17/06</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing a six-membered hetero ring, e.g. fluorescein</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C12P17/08" definition-exists="false" ipc-concordant="C12P17/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C12P17/08</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing a hetero ring of at least seven ring members, e.g. zearalenone, macrolide aglycons</text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C12P17/10" definition-exists="false" ipc-concordant="C12P17/10" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C12P17/10</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Nitrogen as only ring hetero atom</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C12P17/12" definition-exists="false" ipc-concordant="C12P17/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C12P17/12</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing a six-membered hetero ring</text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C12P17/14" definition-exists="false" ipc-concordant="C12P17/14" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C12P17/14</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Nitrogen or oxygen as hetero atom and at least one other diverse hetero ring atom in the same ring</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C12P17/16" definition-exists="false" ipc-concordant="C12P17/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-08-01" status="published"><classification-symbol>C12P17/16</classification-symbol><class-title date-revised="2017-08-01"><title-part><text>containing two or more hetero rings </text><CPC-specific-text><reference><text>thiamine open chain analogs <class-ref scheme="cpc">C12P17/167</class-ref>, i.e. not condensed among themselves or through a common carbocyclic ring system</text></reference></CPC-specific-text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C12P17/162" definition-exists="false" ipc-concordant="C12P17/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2016-08-01" status="published"><classification-symbol>C12P17/162</classification-symbol><class-title date-revised="2016-08-01"><title-part><CPC-specific-text><text>Heterorings having oxygen atoms as the only ring heteroatoms, e.g. Lasalocid</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C12P17/165" definition-exists="false" ipc-concordant="C12P17/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C12P17/165</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Heterorings having nitrogen atoms as the only ring heteroatoms</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C12P17/167" definition-exists="false" ipc-concordant="C12P17/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C12P17/167</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Heterorings having sulfur atoms as ring heteroatoms, e.g. vitamin B1, thiamine nucleus and open chain analogs</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C12P17/18" definition-exists="false" ipc-concordant="C12P17/18" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-08-01" status="published"><classification-symbol>C12P17/18</classification-symbol><class-title date-revised="2017-08-01"><title-part><text>containing at least two hetero rings condensed among themselves or condensed with a common carbocyclic ring system, e.g. rifamycin </text><CPC-specific-text><reference><text>e.g. Rifamycin <class-ref scheme="cpc">C12P17/189</class-ref></text></reference></CPC-specific-text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C12P17/181" definition-exists="false" ipc-concordant="C12P17/18" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C12P17/181</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Heterocyclic compounds containing oxygen atoms as the only ring heteroatoms in the condensed system, e.g. Salinomycin, Septamycin</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C12P17/182" definition-exists="false" ipc-concordant="C12P17/18" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-08-01" status="published"><classification-symbol>C12P17/182</classification-symbol><class-title date-revised="2017-08-01"><title-part><CPC-specific-text><text>Heterocyclic compounds containing nitrogen atoms as the only ring heteroatoms in the condensed system </text><reference><text>alloxazine or isoalloxazine, e.g. riboflavine <class-ref scheme="cpc">C12P25/00</class-ref></text></reference></CPC-specific-text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C12P17/183" definition-exists="false" ipc-concordant="C12P17/18" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C12P17/183</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>containing an indolo[4,3-F,G]quinoleine nucleus, e.g. compound containing the lysergic acid nucleus as well as the dimeric ergot nucleus</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C12P17/184" definition-exists="false" ipc-concordant="C12P17/18" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C12P17/184</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>containing a beta-lactam ring, e.g. thienamycin</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C12P17/185" definition-exists="false" ipc-concordant="C12P17/18" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2015-11-01" status="published"><classification-symbol>C12P17/185</classification-symbol><class-title date-revised="2015-11-01"><title-part><CPC-specific-text><text>Heterocyclic compounds containing sulfur atoms as ring hetero atoms in the condensed system </text><reference><text>cepam nucleus <class-ref scheme="cpc">C12P35/00</class-ref>; penam nucleus <class-ref scheme="cpc">C12P37/00</class-ref></text></reference></CPC-specific-text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C12P17/186" definition-exists="false" ipc-concordant="C12P17/18" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C12P17/186</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>containing a 2-oxo-thieno[3,4-d]imidazol nucleus, e.g. Biotin</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C12P17/187" definition-exists="false" ipc-concordant="C12P17/18" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C12P17/187</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>containing two or more directly linked sulfur atoms, e.g. epithiopiperazines</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C12P17/188" definition-exists="false" ipc-concordant="C12P17/18" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C12P17/188</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Heterocyclic compound containing in the condensed system at least one hetero ring having nitrogen atoms and oxygen atoms as the only ring heteroatoms </text><reference><text>ergot-alcaloids <class-ref scheme="cpc">C12P17/183</class-ref></text></reference></CPC-specific-text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C12P17/189" definition-exists="false" ipc-concordant="C12P17/18" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C12P17/189</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>containing the rifamycin nucleus</text></CPC-specific-text></title-part></class-title></classification-item></classification-item></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="C12P19/00" definition-exists="true" ipc-concordant="C12P19/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-08-01" status="published"><classification-symbol>C12P19/00</classification-symbol><class-title date-revised="2017-08-01"><title-part><text>Preparation of compounds containing saccharide radicals </text><reference><text>ketoaldonic acids <class-ref scheme="cpc">C12P7/58</class-ref></text></reference></title-part></class-title><notes-and-warnings date-revised="2013-01-01"><note type="note"><note-paragraph> Attention is drawn to the term "saccharide radical" in the first Note following the title of subclass <class-ref scheme="cpc">C07H</class-ref>. </note-paragraph></note></notes-and-warnings>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C12P19/02" definition-exists="false" ipc-concordant="C12P19/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C12P19/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Monosaccharides </text><reference><text>2-ketogulonic acid <class-ref scheme="cpc">C12P7/60</class-ref></text></reference></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C12P19/04" definition-exists="false" ipc-concordant="C12P19/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C12P19/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Polysaccharides, i.e. compounds containing more than five saccharide radicals attached to each other by glycosidic bonds</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C12P19/06" definition-exists="false" ipc-concordant="C12P19/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C12P19/06</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Xanthan, i.e. Xanthomonas-type heteropolysaccharides</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C12P19/08" definition-exists="false" ipc-concordant="C12P19/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C12P19/08</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Dextran</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C12P19/10" definition-exists="false" ipc-concordant="C12P19/10" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C12P19/10</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Pullulan</text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C12P19/12" definition-exists="false" ipc-concordant="C12P19/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C12P19/12</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Disaccharides</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C12P19/14" definition-exists="false" ipc-concordant="C12P19/14" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-08-01" status="published"><classification-symbol>C12P19/14</classification-symbol><class-title date-revised="2017-08-01"><title-part><text>produced by the action of a carbohydrase </text><CPC-specific-text><text>(EC 3.2.x)</text></CPC-specific-text><text>, e.g. by alpha-amylase </text><CPC-specific-text><text>, e.g. by cellulase, hemicellulase</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C12P19/16" definition-exists="false" ipc-concordant="C12P19/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C12P19/16</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>produced by the action of an alpha-1, 6-glucosidase, e.g. amylose, debranched amylopectin </text><reference><text>non-biological hydrolysis of starch <class-ref scheme="cpc">C08B30/00</class-ref></text></reference></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C12P19/18" definition-exists="false" ipc-concordant="C12P19/18" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C12P19/18</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>produced by the action of a glycosyl transferase, e.g. alpha-, beta- or gamma-cyclodextrins</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C12P19/20" definition-exists="false" ipc-concordant="C12P19/20" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C12P19/20</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>produced by the action of an exo-1,4 alpha-glucosidase, e.g. dextrose</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C12P19/22" definition-exists="false" ipc-concordant="C12P19/22" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C12P19/22</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>produced by the action of a beta-amylase, e.g. maltose</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C12P19/24" definition-exists="false" ipc-concordant="C12P19/24" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C12P19/24</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>produced by the action of an isomerase, e.g. fructose</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C12P19/26" definition-exists="false" ipc-concordant="C12P19/26" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C12P19/26</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Preparation of nitrogen-containing carbohydrates</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C12P19/28" definition-exists="false" ipc-concordant="C12P19/28" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C12P19/28</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>N-glycosides</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C12P19/30" definition-exists="false" ipc-concordant="C12P19/30" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C12P19/30</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Nucleotides</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C12P19/305" definition-exists="false" ipc-concordant="C12P19/30" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C12P19/305</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Pyrimidine nucleotides</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C12P19/32" definition-exists="false" ipc-concordant="C12P19/32" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C12P19/32</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having a condensed ring system containing a six-membered ring having two N-atoms in the same ring, e.g. purine nucleotides, nicotineamide-adenine dinucleotide</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C12P19/34" definition-exists="false" ipc-concordant="C12P19/34" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C12P19/34</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Polynucleotides, e.g. nucleic acids, oligoribonucleotides</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C12P19/36" definition-exists="false" ipc-concordant="C12P19/36" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C12P19/36</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Dinucleotides, e.g. nicotineamide-adenine dinucleotide phosphate</text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C12P19/38" definition-exists="false" ipc-concordant="C12P19/38" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C12P19/38</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Nucleosides</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C12P19/385" definition-exists="false" ipc-concordant="C12P19/38" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C12P19/385</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Pyrimidine nucleosides</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C12P19/40" definition-exists="false" ipc-concordant="C12P19/40" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C12P19/40</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having a condensed ring system containing a six-membered ring having two nitrogen atoms in the same ring, e.g. purine nucleosides</text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C12P19/42" definition-exists="false" ipc-concordant="C12P19/42" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C12P19/42</classification-symbol><class-title date-revised="2015-12-01"><title-part><text>Cobalamins, i.e. vitamin B<sub>12</sub>, LLD factor</text></title-part></class-title></classification-item></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C12P19/44" definition-exists="false" ipc-concordant="C12P19/44" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-08-01" status="published"><classification-symbol>C12P19/44</classification-symbol><class-title date-revised="2017-08-01"><title-part><text>Preparation of O-glycosides, e.g. glucosides </text><CPC-specific-text><reference><text>polysaccharides and not substituted disaccharides <class-ref scheme="cpc">C12P19/04</class-ref>, <class-ref scheme="cpc">C12P19/12</class-ref></text></reference></CPC-specific-text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C12P19/445" definition-exists="false" ipc-concordant="C12P19/44" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C12P19/445</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>The saccharide radical is condensed with a heterocyclic radical, e.g. everninomycin, papulacandin</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C12P19/46" definition-exists="false" ipc-concordant="C12P19/46" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C12P19/46</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having an oxygen atom of the saccharide radical bound to a cyclohexyl radical, e.g. kasugamycin</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C12P19/48" definition-exists="false" ipc-concordant="C12P19/48" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C12P19/48</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the cyclohexyl radical being substituted by two or more nitrogen atoms, e.g. destomycin, neamin</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C12P19/485" definition-exists="false" ipc-concordant="C12P19/48" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C12P19/485</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Having two saccharide radicals bound through only oxygen to non-adjacent ring carbons of the cyclohexyl radical, e.g. gentamycin, kanamycin, sisomycin, verdamycin, mutamycin, tobramycin, nebramycin, antibiotics 66-40B, 66-40D, XK-62-2, 66-40, G-418, G-52 </text><reference><text><u>see</u> also <class-ref scheme="cpc">C12P19/54</class-ref></text></reference></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C12P19/50" definition-exists="false" ipc-concordant="C12P19/50" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C12P19/50</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having two saccharide radicals bound through only oxygen to adjacent ring carbon atoms of the cyclohexyl radical, e.g. ambutyrosin, ribostamycin</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="C12P19/52" definition-exists="false" ipc-concordant="C12P19/52" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C12P19/52</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing three or more saccharide radicals, e.g. neomycin, lividomycin</text></title-part></class-title></classification-item></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C12P19/54" definition-exists="false" ipc-concordant="C12P19/54" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C12P19/54</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the cyclohexyl radical being bound directly to a nitrogen atom of two or more <media id="1028" file-name="cpc-sch-C12P-1028.gif" type="gif"/> radicals, e.g. streptomycin</text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C12P19/56" definition-exists="false" ipc-concordant="C12P19/56" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C12P19/56</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having an oxygen atom of the saccharide radical directly bound to a condensed ring system having three or more carbocyclic rings, e.g. daunomycin, adriamycin</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C12P19/58" definition-exists="false" ipc-concordant="C12P19/58" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-08-01" status="published"><classification-symbol>C12P19/58</classification-symbol><class-title date-revised="2017-08-01"><title-part><text>having an oxygen atom of the saccharide radical directly bound through only acyclic carbon atoms to a non-saccharide heterocyclic ring, e.g. bleomycin, phleomycin</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C12P19/60" definition-exists="false" ipc-concordant="C12P19/60" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C12P19/60</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having an oxygen of the saccharide radical directly bound to a non-saccharide heterocyclic ring or a condensed ring system containing a non-saccharide heterocyclic ring, e.g. coumermycin, novobiocin </text><CPC-specific-text><reference><text><class-ref scheme="cpc">C12P19/605</class-ref></text></reference></CPC-specific-text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C12P19/605" definition-exists="false" ipc-concordant="C12P19/60" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C12P19/605</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>to a 1-benzopyran-2-on (or the chalcones and hydrogenated chalcones thereof, e.g. coumermycin, novobiocin, novenamin)</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C12P19/62" definition-exists="false" ipc-concordant="C12P19/62" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C12P19/62</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the hetero ring having eight or more ring members and only oxygen as ring hetero atoms, e.g. erythromycin, spiramycin, nystatin</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C12P19/623" definition-exists="false" ipc-concordant="C12P19/62" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C12P19/623</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Avermectin; Milbemycin; Ivermectin; C-076</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C12P19/626" definition-exists="false" ipc-concordant="C12P19/62" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C12P19/626</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Natamycin; Pimaricin; Tennecetin</text></CPC-specific-text></title-part></class-title></classification-item></classification-item></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C12P19/64" definition-exists="false" ipc-concordant="C12P19/64" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C12P19/64</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Preparation of S-glycosides, e.g. lincomycin</text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="C12P21/00" definition-exists="true" ipc-concordant="C12P21/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C12P21/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Preparation of peptides or proteins </text><reference><text>single cell protein <class-ref scheme="cpc">C12N1/00</class-ref></text></reference></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C12P21/005" definition-exists="true" ipc-concordant="C12P21/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C12P21/005</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Glycopeptides, glycoproteins</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C12P21/02" definition-exists="true" ipc-concordant="C12P21/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C12P21/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having a known sequence of two or more amino acids, e.g. glutathione</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C12P21/06" definition-exists="true" ipc-concordant="C12P21/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C12P21/06</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>produced by the hydrolysis of a peptide bond, e.g. hydrolysate products </text><reference><text>preparing foodstuffs by protein hydrolysis <class-ref scheme="cpc">A23J3/00</class-ref></text></reference></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="C12P23/00" definition-exists="true" ipc-concordant="C12P23/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C12P23/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Preparation of compounds containing a cyclohexene ring having an unsaturated side chain containing at least ten carbon atoms bound by conjugated double bonds, e.g. carotenes </text><reference><text>containing heterorings <class-ref scheme="cpc">C12P17/00</class-ref></text></reference></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="C12P25/00" definition-exists="true" ipc-concordant="C12P25/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C12P25/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Preparation of compounds containing alloxazine or isoalloxazine nucleus, e.g. riboflavin</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="C12P27/00" definition-exists="true" ipc-concordant="C12P27/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C12P27/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Preparation of compounds containing a gibbane ring system, e.g. gibberellin</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="C12P29/00" definition-exists="true" ipc-concordant="C12P29/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C12P29/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Preparation of compounds containing a naphthacene ring system, e.g. tetracycline </text><reference><text><class-ref scheme="cpc">C12P19/00</class-ref> takes precedence</text></reference></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="C12P31/00" definition-exists="true" ipc-concordant="C12P31/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C12P31/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Preparation of compounds containing a five-membered ring having two side-chains in ortho position to each other, and having at least one oxygen atom directly bound to the ring in ortho position to one of the side-chains, one side-chain containing, not directly bound to the ring, a carbon atom having three bonds to hetero atoms with at the most one bond to halogen, and the other side-chain having at least one oxygen atom bound in gamma-position to the ring, e.g. prostaglandins</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C12P31/005" definition-exists="false" ipc-concordant="C12P31/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C12P31/005</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>by fermentation or enzyme-using processes from marine organisms, e.g. Plexaura Homomalla</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="C12P33/00" definition-exists="true" ipc-concordant="C12P33/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-08-01" status="published"><classification-symbol>C12P33/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Preparation of steroids</text></title-part></class-title><notes-and-warnings date-revised="2013-01-01"><note type="note"><note-paragraph> Attention is drawn to the definition of steroids in the note following the title of subclass <class-ref scheme="cpc">C07J</class-ref>. </note-paragraph><note-paragraph> In groups <class-ref scheme="cpc">C12P33/02</class-ref> - <class-ref scheme="cpc">C12P33/20</class-ref>, the terms "acting", "forming", "hydroxylating", "dehydroxylating" and "dehydrogenating" refer to the action of a microorganism or enzyme rather than other chemical action. </note-paragraph></note></notes-and-warnings>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C12P33/005" definition-exists="false" ipc-concordant="C12P33/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C12P33/005</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Degradation of the lateral chains at position 17</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C12P33/02" definition-exists="false" ipc-concordant="C12P33/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C12P33/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Dehydrogenating</text></title-part><title-part><text>Dehydroxylating</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C12P33/04" definition-exists="false" ipc-concordant="C12P33/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C12P33/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Forming an aryl ring from A ring</text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C12P33/06" definition-exists="false" ipc-concordant="C12P33/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C12P33/06</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Hydroxylating</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C12P33/08" definition-exists="false" ipc-concordant="C12P33/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C12P33/08</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>at 11 position</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C12P33/10" definition-exists="false" ipc-concordant="C12P33/10" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C12P33/10</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>at 11 alpha-position</text></title-part></class-title></classification-item></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C12P33/12" definition-exists="false" ipc-concordant="C12P33/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C12P33/12</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Acting on D ring </text><CPC-specific-text><reference><text>carbons 13 and 14 belong to the C ring; degradation of lateral chains <class-ref scheme="cpc">C12P33/005</class-ref></text></reference></CPC-specific-text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C12P33/14" definition-exists="false" ipc-concordant="C12P33/14" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C12P33/14</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Hydroxylating at 16 position</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C12P33/16" definition-exists="false" ipc-concordant="C12P33/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C12P33/16</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Acting at 17 position</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C12P33/18" definition-exists="false" ipc-concordant="C12P33/18" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C12P33/18</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Hydroxylating at 17 position</text></title-part></class-title></classification-item></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C12P33/20" definition-exists="false" ipc-concordant="C12P33/20" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2016-05-01" status="published"><classification-symbol>C12P33/20</classification-symbol><class-title date-revised="2016-05-01"><title-part><text>containing heterocyclic rings </text><CPC-specific-text><reference><text>reactions are also classified in groups <class-ref scheme="cpc">C12P33/00</class-ref> - <class-ref scheme="cpc">C12P33/18</class-ref></text></reference></CPC-specific-text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="C12P35/00" definition-exists="true" ipc-concordant="C12P35/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C12P35/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Preparation of compounds having a 5-thia-1-azabicyclo [4.2.0] octane ring system, e.g. cephalosporin</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C12P35/02" definition-exists="false" ipc-concordant="C12P35/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C12P35/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by desacylation of the substituent in the 7 position</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C12P35/04" definition-exists="false" ipc-concordant="C12P35/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C12P35/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by acylation of the substituent in the 7 position</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C12P35/06" definition-exists="false" ipc-concordant="C12P35/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C12P35/06</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Cephalosporin C</text></title-part><title-part><text>Derivatives thereof</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C12P35/08" definition-exists="false" ipc-concordant="C12P35/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C12P35/08</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>disubstituted in the 7 position</text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="C12P37/00" definition-exists="true" ipc-concordant="C12P37/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C12P37/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Preparation of compounds having a 4-thia-1-azabicyclo [3.2.0] heptane ring system, e.g. penicillin</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C12P37/02" definition-exists="false" ipc-concordant="C12P37/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C12P37/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>in presence of phenylacetic acid or phenylacetamide or their derivatives </text><CPC-specific-text><text>not to be used</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C12P37/04" definition-exists="false" ipc-concordant="C12P37/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C12P37/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by acylation of the substituent in the 6 position</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C12P37/06" definition-exists="false" ipc-concordant="C12P37/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C12P37/06</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by desacylation of the substituent in the 6 position</text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="C12P39/00" definition-exists="true" ipc-concordant="C12P39/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-08-01" status="published"><classification-symbol>C12P39/00</classification-symbol><class-title date-revised="2017-08-01"><title-part><text>Processes involving microorganisms of different genera in the same process, simultaneously</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="C12P41/00" definition-exists="true" ipc-concordant="C12P41/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-08-01" status="published"><classification-symbol>C12P41/00</classification-symbol><class-title date-revised="2017-08-01"><title-part><text>Processes using enzymes or microorganisms to separate optical isomers from a racemic mixture</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C12P41/001" definition-exists="false" ipc-concordant="C12P41/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C12P41/001</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>by metabolizing one of the enantiomers</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C12P41/002" definition-exists="false" ipc-concordant="C12P41/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C12P41/002</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>by oxidation/reduction reactions</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C12P41/003" definition-exists="false" ipc-concordant="C12P41/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C12P41/003</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>by ester formation, lactone formation or the inverse reactions</text></CPC-specific-text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C12P41/004" definition-exists="false" ipc-concordant="C12P41/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C12P41/004</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>by esterification of alcohol- or thiol groups in the enantiomers or the inverse reaction</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C12P41/005" definition-exists="false" ipc-concordant="C12P41/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C12P41/005</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>by esterification of carboxylic acid groups in the enantiomers or the inverse reaction</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C12P41/006" definition-exists="false" ipc-concordant="C12P41/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C12P41/006</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>by reactions involving C-N bonds, e.g. nitriles, amides, hydantoins, carbamates, lactames, transamination reactions, or keto group formation from racemic mixtures</text></CPC-specific-text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C12P41/007" definition-exists="false" ipc-concordant="C12P41/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C12P41/007</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>by reactions involving acyl derivatives of racemic amines</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C12P41/008" definition-exists="false" ipc-concordant="C12P41/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C12P41/008</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>by reactions involving carbamates</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C12P41/009" definition-exists="false" ipc-concordant="C12P41/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C12P41/009</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>by reactions involving hydantoins or carbamoylamino compounds</text></CPC-specific-text></title-part></class-title></classification-item></classification-item></classification-item></classification-item>
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<classification-item breakdown-code="true" not-allocatable="true" level="6" additional-only="true" sort-key="C12P201/00" date-revised="2013-01-01" status="published"><classification-symbol>C12P2201/00</classification-symbol>
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<classification-item breakdown-code="true" not-allocatable="false" level="7" additional-only="true" sort-key="C12P201/00" definition-exists="true" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C12P2201/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Pretreatment of cellulosic or lignocellulosic material for subsequent enzymatic treatment or hydrolysis</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="7" additional-only="true" sort-key="C12P203/00" definition-exists="true" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C12P2203/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Fermentation products obtained from optionally pretreated or hydrolyzed cellulosic or lignocellulosic material as the carbon source </text><reference><text>ethanol <class-ref scheme="cpc">C12P7/10</class-ref></text></reference></title-part></class-title></classification-item></classification-item></classification-item></class-scheme> |