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155 lines
85 KiB
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155 lines
85 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="C08B" definition-exists="true" date-revised="2019-08-01" status="published"><classification-symbol>C08B</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>POLYSACCHARIDES</text></title-part><title-part><text>DERIVATIVES THEREOF </text><reference><text>polysaccharides containing less than six saccharide radicals attached to each other by glycosidic linkages <class-ref scheme="cpc">C07H</class-ref>; fermentation or enzyme-using processes <class-ref scheme="cpc">C12P19/00</class-ref>; sugar industry <class-ref scheme="cpc">C13</class-ref>; production of cellulose <class-ref scheme="cpc">D21</class-ref></text></reference></title-part></class-title><notes-and-warnings date-revised="2013-01-01"><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">C08B37/02</class-ref></entry><entry> covered by </entry><entry><class-ref scheme="cpc">C08B37/0021</class-ref></entry></row><row><entry><class-ref scheme="ipc">C08B37/04</class-ref></entry><entry> covered by </entry><entry><class-ref scheme="cpc">C08B37/0084</class-ref></entry></row><row><entry><class-ref scheme="ipc">C08B37/06</class-ref></entry><entry> covered by </entry><entry><class-ref scheme="cpc">C08B37/0045</class-ref></entry></row><row><entry><class-ref scheme="ipc">C08B37/08</class-ref></entry><entry> covered by </entry><entry> <class-ref scheme="cpc">C08B37/003</class-ref> (chitin), <class-ref scheme="cpc">C08B37/0072</class-ref> (hyaluronic acid) and <class-ref scheme="cpc">C08B37/0069</class-ref> (chondroitin sulfate) </entry></row><row><entry><class-ref scheme="ipc">C08B37/10</class-ref></entry><entry> covered by </entry><entry><class-ref scheme="cpc">C08B37/0075</class-ref></entry></row><row><entry><class-ref scheme="ipc">C08B37/16</class-ref></entry><entry> covered by </entry><entry><class-ref scheme="cpc">C08B37/0012</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="C08B1/00" date-revised="2013-01-01" status="published"><classification-symbol>C08B1/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Preparation</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="C08B1/00" definition-exists="true" ipc-concordant="C08B1/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2015-11-01" status="published"><classification-symbol>C08B1/00</classification-symbol><class-title date-revised="2015-11-01"><title-part><text>Preparatory treatment of cellulose for making derivatives thereof </text><CPC-specific-text><text>, e.g. pre-treatment, pre-soaking, activation</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="C08B1/003" definition-exists="false" ipc-concordant="C08B1/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C08B1/003</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Preparation of cellulose solutions, i.e. dopes, with different possible solvents, e.g. ionic liquids </text><reference><text>solutions used in the manufacture of monocomponent artificial filaments or cellulose or derivatives thereof <class-ref scheme="cpc">D01F2/02</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="8" additional-only="false" sort-key="C08B1/006" definition-exists="false" ipc-concordant="C08B1/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C08B1/006</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Preparation of cuprammonium cellulose solutions</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="C08B1/02" definition-exists="false" ipc-concordant="C08B1/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C08B1/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Rendering cellulose suitable for esterification </text><CPC-specific-text><reference><text>esterification <u>per se</u>, <class-ref scheme="cpc">C08B3/00</class-ref>, <class-ref scheme="cpc">C08B5/00</class-ref>, <class-ref scheme="cpc">C08B7/00</class-ref> or <class-ref scheme="cpc">C08B9/00</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="C08B1/04" definition-exists="false" ipc-concordant="C08B1/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C08B1/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>for the preparation of cellulose nitrate</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="C08B1/06" definition-exists="false" ipc-concordant="C08B1/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C08B1/06</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Rendering cellulose suitable for etherification </text><CPC-specific-text><reference><text>etherification <u>per se</u> <class-ref scheme="cpc">C08B11/00</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="C08B1/08" definition-exists="false" ipc-concordant="C08B1/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C08B1/08</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Alkali cellulose</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C08B1/10" definition-exists="false" ipc-concordant="C08B1/10" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C08B1/10</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Apparatus for the preparation of alkali cellulose</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C08B1/12" definition-exists="false" ipc-concordant="C08B1/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C08B1/12</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Steeping devices</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="C08B1/14" definition-exists="false" ipc-concordant="C08B1/14" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C08B1/14</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Ripening devices</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="C08B3/00" definition-exists="true" ipc-concordant="C08B3/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C08B3/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Preparation of cellulose esters of organic acids </text><CPC-specific-text><reference><text>rendering cellulose suitable for esterification <class-ref scheme="cpc">C08B1/02</class-ref></text></reference></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="C08B3/02" definition-exists="false" ipc-concordant="C08B3/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C08B3/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Catalysts used for the esterification</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="C08B3/04" definition-exists="false" ipc-concordant="C08B3/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C08B3/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Cellulose formate</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="C08B3/06" definition-exists="false" ipc-concordant="C08B3/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2015-11-01" status="published"><classification-symbol>C08B3/06</classification-symbol><class-title date-revised="2015-11-01"><title-part><text>Cellulose acetate </text><CPC-specific-text><text>, e.g. mono-acetate, di-acetate or tri-acetate</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="C08B3/08" definition-exists="false" ipc-concordant="C08B3/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-08-01" status="published"><classification-symbol>C08B3/08</classification-symbol><class-title date-revised="2017-08-01"><title-part><text>of monobasic organic acids with three or more carbon atoms, </text><CPC-specific-text><text>e.g. propionate or butyrate</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="C08B3/10" definition-exists="false" ipc-concordant="C08B3/10" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C08B3/10</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with five or more carbon-atoms, </text><CPC-specific-text><text>e.g. valerate</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="C08B3/12" definition-exists="false" ipc-concordant="C08B3/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C08B3/12</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of polybasic organic acids</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="C08B3/14" definition-exists="false" ipc-concordant="C08B3/14" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C08B3/14</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>in which the organic acid residue contains substituents, e.g. NH<sub>2</sub>, Cl</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="C08B3/16" definition-exists="false" ipc-concordant="C08B3/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-08-01" status="published"><classification-symbol>C08B3/16</classification-symbol><class-title date-revised="2017-08-01"><title-part><text>Preparation of mixed organic cellulose esters </text><CPC-specific-text><text>, e.g. cellulose aceto-formate or cellulose aceto-propionate</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="C08B3/18" definition-exists="false" ipc-concordant="C08B3/18" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C08B3/18</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Aceto-butyrates</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="C08B3/20" definition-exists="false" ipc-concordant="C08B3/20" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C08B3/20</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Esterification with maintenance of the fibrous structure of the cellulose </text><reference><text>surface esterification of textiles <class-ref scheme="cpc">D06M13/00</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="C08B3/22" definition-exists="false" ipc-concordant="C08B3/22" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C08B3/22</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Post-esterification treatments, including purification</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C08B3/24" definition-exists="false" ipc-concordant="C08B3/24" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C08B3/24</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Hydrolysis or ripening</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="C08B3/26" definition-exists="false" ipc-concordant="C08B3/26" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C08B3/26</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Isolation of the cellulose ester</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C08B3/28" definition-exists="false" ipc-concordant="C08B3/28" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C08B3/28</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by precipitation</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="C08B3/30" definition-exists="false" ipc-concordant="C08B3/30" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C08B3/30</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Stabilising </text><reference><text>by addition of stabilisers <class-ref scheme="cpc">C08K</class-ref></text></reference></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="C08B5/00" definition-exists="true" ipc-concordant="C08B5/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-08-01" status="published"><classification-symbol>C08B5/00</classification-symbol><class-title date-revised="2017-08-01"><title-part><text>Preparation of cellulose esters of inorganic acids </text><CPC-specific-text><text>, e.g. phosphates </text><reference><text>rendering cellulose suitable for esterification <class-ref scheme="cpc">C08B1/02</class-ref></text></reference></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="C08B5/02" definition-exists="false" ipc-concordant="C08B5/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-08-01" status="published"><classification-symbol>C08B5/02</classification-symbol><class-title date-revised="2017-08-01"><title-part><text>Cellulose nitrate </text><CPC-specific-text><text>, i.e. nitrocellulose </text><reference><text>rendering cellulose suitable for the preparation of cellulose nitrate <class-ref scheme="cpc">C08B1/04</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="C08B5/04" definition-exists="false" ipc-concordant="C08B5/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-08-01" status="published"><classification-symbol>C08B5/04</classification-symbol><class-title date-revised="2017-08-01"><title-part><text>Post-esterification treatments </text><CPC-specific-text><text>, e.g. densification of powders</text></CPC-specific-text><text>, including purification</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C08B5/06" definition-exists="false" ipc-concordant="C08B5/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C08B5/06</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Isolation of the cellulose nitrate</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="C08B5/08" definition-exists="false" ipc-concordant="C08B5/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C08B5/08</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Stabilisation </text><reference><text>by addition of stabilisers <class-ref scheme="cpc">C08K</class-ref></text></reference><text>; </text><CPC-specific-text><text>Post-treatment, e.g. phlegmatisation</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="C08B5/10" definition-exists="false" ipc-concordant="C08B5/10" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C08B5/10</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Reducing the viscosity</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="C08B5/12" definition-exists="false" ipc-concordant="C08B5/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C08B5/12</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Replacing the water by organic liquids</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="C08B5/14" definition-exists="false" ipc-concordant="C08B5/14" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C08B5/14</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Cellulose sulfate</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="C08B7/00" definition-exists="true" ipc-concordant="C08B7/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C08B7/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Preparation of cellulose esters of both organic and inorganic acids </text><CPC-specific-text><reference><text>rendering cellulose suitable for esterification <class-ref scheme="cpc">C08B1/02</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="C08B9/00" definition-exists="true" ipc-concordant="C08B9/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C08B9/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Cellulose xanthate</text></title-part><title-part><text>Viscose </text><CPC-specific-text><reference><text>formation of films <class-ref scheme="cpc">C08J5/18</class-ref>; formation of fibres <class-ref scheme="cpc">D01F</class-ref>; rendering cellulose suitable for esterification <class-ref scheme="cpc">C08B1/02</class-ref></text></reference></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="C08B9/02" definition-exists="false" ipc-concordant="C08B9/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C08B9/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Sulfidisers</text></title-part><title-part><text>Dissolvers</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="C08B9/04" definition-exists="false" ipc-concordant="C08B9/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C08B9/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Continuous processes</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="C08B9/06" definition-exists="false" ipc-concordant="C08B9/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C08B9/06</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Single-stage processes</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="C08B11/00" definition-exists="true" ipc-concordant="C08B11/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C08B11/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Preparation of cellulose ethers </text><CPC-specific-text><reference><text>rendering cellulose suitable for etherification <class-ref scheme="cpc">C08B1/06</class-ref></text></reference></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="C08B11/02" definition-exists="false" ipc-concordant="C08B11/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C08B11/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Alkyl or cycloalkyl ethers</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C08B11/04" definition-exists="false" ipc-concordant="C08B11/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C08B11/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with substituted hydrocarbon radicals</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C08B11/06" definition-exists="false" ipc-concordant="C08B11/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C08B11/06</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with halogen-substituted hydrocarbon radials</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="C08B11/08" definition-exists="false" ipc-concordant="C08B11/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C08B11/08</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with hydroxylated hydrocarbon radicals</text></title-part><title-part><text>Esters, ethers, or acetals thereof</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="C08B11/10" definition-exists="false" ipc-concordant="C08B11/10" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C08B11/10</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>substituted with acid radicals</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C08B11/12" definition-exists="false" ipc-concordant="C08B11/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-08-01" status="published"><classification-symbol>C08B11/12</classification-symbol><class-title date-revised="2017-08-01"><title-part><text>substituted with carboxylic radicals </text><CPC-specific-text><text>, e.g. carboxymethylcellulose [CMC]</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="10" additional-only="false" sort-key="C08B11/14" definition-exists="false" ipc-concordant="C08B11/14" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C08B11/14</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with nitrogen-containing groups</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C08B11/145" definition-exists="false" ipc-concordant="C08B11/145" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C08B11/145</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with basic nitrogen, e.g. aminoalkyl ethers</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="C08B11/15" definition-exists="false" ipc-concordant="C08B11/15" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-08-01" status="published"><classification-symbol>C08B11/15</classification-symbol><class-title date-revised="2017-08-01"><title-part><text>with carbamoyl groups </text><CPC-specific-text><text>, i.e. -CO-NH<sub>2</sub></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="C08B11/155" definition-exists="false" ipc-concordant="C08B11/155" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C08B11/155</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with cyano groups, e.g. cyanoalkyl ethers</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="C08B11/16" definition-exists="false" ipc-concordant="C08B11/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C08B11/16</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Aryl or aralkyl ethers</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C08B11/18" definition-exists="false" ipc-concordant="C08B11/18" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C08B11/18</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with substituted hydrocarbon radicals</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="C08B11/187" definition-exists="false" ipc-concordant="C08B11/187" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C08B11/187</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with olefinic unsaturated groups</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="C08B11/193" definition-exists="false" ipc-concordant="C08B11/193" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C08B11/193</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Mixed ethers, i.e. ethers with two or more different etherifying groups</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="C08B11/20" definition-exists="false" ipc-concordant="C08B11/20" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C08B11/20</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Post-etherification treatments of chemical or physical type, </text><CPC-specific-text><text>e.g. mixed etherification in two steps</text></CPC-specific-text><text>, including purification</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C08B11/22" definition-exists="false" ipc-concordant="C08B11/22" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C08B11/22</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Isolation</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="C08B13/00" definition-exists="true" ipc-concordant="C08B13/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C08B13/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Preparation of cellulose ether-esters</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C08B13/02" definition-exists="false" ipc-concordant="C08B13/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C08B13/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Cellulose ether xanthates</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="C08B15/00" definition-exists="true" ipc-concordant="C08B15/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-08-01" status="published"><classification-symbol>C08B15/00</classification-symbol><class-title date-revised="2017-08-01"><title-part><text>Preparation of other cellulose derivatives or modified cellulose </text><CPC-specific-text><text>, e.g. complexes</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="C08B15/005" definition-exists="false" ipc-concordant="C08B15/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C08B15/005</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Crosslinking of cellulose derivatives</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="C08B15/02" definition-exists="false" ipc-concordant="C08B15/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-08-01" status="published"><classification-symbol>C08B15/02</classification-symbol><class-title date-revised="2017-08-01"><title-part><text>Oxycellulose</text></title-part><title-part><text>Hydrocellulose</text></title-part><title-part><CPC-specific-text><text>Cellulosehydrate, e.g. microcrystalline cellulose</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="C08B15/04" definition-exists="false" ipc-concordant="C08B15/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C08B15/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Carboxycellulose, e.g. prepared by oxidation with nitrogen dioxide</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="C08B15/05" definition-exists="false" ipc-concordant="C08B15/05" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C08B15/05</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Derivatives containing elements other than carbon, hydrogen, oxygen, halogens or sulfur </text><reference><text>esters or phosphorous acids <class-ref scheme="cpc">C08B5/00</class-ref></text></reference></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C08B15/06" definition-exists="false" ipc-concordant="C08B15/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-08-01" status="published"><classification-symbol>C08B15/06</classification-symbol><class-title date-revised="2017-08-01"><title-part><text>containing nitrogen </text><CPC-specific-text><text>, e.g. carbamates</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="C08B15/08" definition-exists="false" ipc-concordant="C08B15/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C08B15/08</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Fractionation of cellulose, e.g. separation of cellulose crystallites</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="C08B15/10" definition-exists="false" ipc-concordant="C08B15/10" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C08B15/10</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Crosslinking of cellulose</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="C08B16/00" definition-exists="true" ipc-concordant="C08B16/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C08B16/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Regeneration of cellulose</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="C08B17/00" definition-exists="true" ipc-concordant="C08B17/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C08B17/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Apparatus for esterification or etherification of cellulose</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C08B17/02" definition-exists="false" ipc-concordant="C08B17/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C08B17/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>for making organic esters of cellulose</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="C08B17/04" definition-exists="false" ipc-concordant="C08B17/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C08B17/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>for making cellulose nitrate</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="C08B17/06" definition-exists="false" ipc-concordant="C08B17/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C08B17/06</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>for making cellulose ethers</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="C08B30/00" definition-exists="true" ipc-concordant="C08B30/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C08B30/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Preparation of starch, degraded or non-chemically modified starch, amylose, or amylopectin</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C08B30/02" definition-exists="false" ipc-concordant="C08B30/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C08B30/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Preparatory treatment, e.g. crushing of raw materials </text><CPC-specific-text><text>or steeping process </text><reference><text>machines for preliminary washing <class-ref scheme="cpc">A23N</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="C08B30/04" definition-exists="false" ipc-concordant="C08B30/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C08B30/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Extraction or purification</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C08B30/042" definition-exists="false" ipc-concordant="C08B30/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2015-10-01" status="published"><classification-symbol>C08B30/042</classification-symbol><class-title date-revised="2015-10-01"><title-part><CPC-specific-text><text>from cereals or grains</text></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="C08B30/044" definition-exists="false" ipc-concordant="C08B30/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2015-10-01" status="published"><classification-symbol>C08B30/044</classification-symbol><class-title date-revised="2015-10-01"><title-part><CPC-specific-text><text>from corn or maize</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="C08B30/046" definition-exists="false" ipc-concordant="C08B30/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2015-10-01" status="published"><classification-symbol>C08B30/046</classification-symbol><class-title date-revised="2015-10-01"><title-part><CPC-specific-text><text>from wheat</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="C08B30/048" definition-exists="false" ipc-concordant="C08B30/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2015-10-01" status="published"><classification-symbol>C08B30/048</classification-symbol><class-title date-revised="2015-10-01"><title-part><CPC-specific-text><text>from potatoes</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="C08B30/06" definition-exists="false" ipc-concordant="C08B30/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C08B30/06</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Drying</text></title-part><title-part><text>Forming</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="C08B30/08" definition-exists="false" ipc-concordant="C08B30/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C08B30/08</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Concentration of starch suspensions</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="C08B30/10" definition-exists="false" ipc-concordant="C08B30/10" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-08-01" status="published"><classification-symbol>C08B30/10</classification-symbol><class-title date-revised="2017-08-01"><title-part><text>Working-up residues from the starch extraction </text><CPC-specific-text><text>, e.g. potato peel or steeping water</text></CPC-specific-text><text>, including pressing water from the starch-extracted material</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="C08B30/12" definition-exists="false" ipc-concordant="C08B30/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2016-08-01" status="published"><classification-symbol>C08B30/12</classification-symbol><class-title date-revised="2016-08-01"><title-part><text>Degraded, </text><CPC-specific-text><text>destructured</text></CPC-specific-text><text> or non-chemically modified starch </text><CPC-specific-text><text>, e.g. mechanically, enzymatically or by irradiation; Bleaching of starch </text><reference><text>preparation of chemical derivatives of starch <class-ref scheme="cpc">C08B31/00</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="C08B30/14" definition-exists="false" ipc-concordant="C08B30/14" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C08B30/14</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Cold water dispersible or pregelatinised starch</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="C08B30/16" definition-exists="false" ipc-concordant="C08B30/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C08B30/16</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Apparatus therefor</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="C08B30/18" definition-exists="false" ipc-concordant="C08B30/18" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-08-01" status="published"><classification-symbol>C08B30/18</classification-symbol><class-title date-revised="2017-08-01"><title-part><text>Dextrin </text><CPC-specific-text><text>, e.g. yellow canari, white dextrin, amylodextrin or maltodextrin; Methods of depolymerisation, e.g. by irradiation or mechanically</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="C08B30/20" definition-exists="false" ipc-concordant="C08B30/20" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C08B30/20</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Amylose or amylopectin </text><reference><text>chemical derivatives thereof <class-ref scheme="cpc">C08B33/00</class-ref>, <class-ref scheme="cpc">C08B35/00</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="C08B31/00" definition-exists="true" ipc-concordant="C08B31/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C08B31/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Preparation of derivatives of starch </text><reference><text>derivatives of amylose <class-ref scheme="cpc">C08B33/00</class-ref>; derivatives of amylopectin <class-ref scheme="cpc">C08B35/00</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="C08B31/003" definition-exists="false" ipc-concordant="C08B31/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C08B31/003</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Crosslinking of starch</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="C08B31/006" definition-exists="false" ipc-concordant="C08B31/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C08B31/006</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Crosslinking of derivatives of starch</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="C08B31/02" definition-exists="false" ipc-concordant="C08B31/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C08B31/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Esters</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C08B31/04" definition-exists="false" ipc-concordant="C08B31/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-08-01" status="published"><classification-symbol>C08B31/04</classification-symbol><class-title date-revised="2017-08-01"><title-part><text>of organic acids </text><CPC-specific-text><text>, e.g. alkenyl-succinated starch</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="C08B31/06" definition-exists="false" ipc-concordant="C08B31/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C08B31/06</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of inorganic 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="C08B31/063" definition-exists="false" ipc-concordant="C08B31/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C08B31/063</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Starch sulfates</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="C08B31/066" definition-exists="false" ipc-concordant="C08B31/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C08B31/066</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Starch phosphates, e.g. phosphorylated starch</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="8" additional-only="false" sort-key="C08B31/08" definition-exists="false" ipc-concordant="C08B31/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C08B31/08</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Ethers</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C08B31/10" definition-exists="false" ipc-concordant="C08B31/10" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C08B31/10</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Alkyl or cycloalkyl ethers</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="C08B31/12" definition-exists="false" ipc-concordant="C08B31/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C08B31/12</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having alkyl or cycloalkyl radicals substituted by heteroatoms, </text><CPC-specific-text><text>e.g. hydroxyalkyl or carboxyalkyl starch</text></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="C08B31/125" definition-exists="false" ipc-concordant="C08B31/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-08-01" status="published"><classification-symbol>C08B31/125</classification-symbol><class-title date-revised="2017-08-01"><title-part><CPC-specific-text><text>having a substituent containing at least one nitrogen atom, e.g. cationic starch</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="C08B31/14" definition-exists="false" ipc-concordant="C08B31/14" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C08B31/14</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Aryl or aralkyl ethers</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="C08B31/16" definition-exists="false" ipc-concordant="C08B31/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C08B31/16</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Ether-esters</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="C08B31/18" definition-exists="false" ipc-concordant="C08B31/18" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C08B31/18</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Oxidised starch</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C08B31/185" definition-exists="false" ipc-concordant="C08B31/18" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C08B31/185</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Derivatives of oxidised starch, e.g. crosslinked oxidised starch</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="C08B33/00" definition-exists="true" ipc-concordant="C08B33/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C08B33/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Preparation of derivatives of amylose</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C08B33/02" definition-exists="false" ipc-concordant="C08B33/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C08B33/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Esters</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="C08B33/04" definition-exists="false" ipc-concordant="C08B33/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C08B33/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Ethers</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="C08B33/06" definition-exists="false" ipc-concordant="C08B33/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C08B33/06</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Ether-esters</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="C08B33/08" definition-exists="false" ipc-concordant="C08B33/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C08B33/08</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Oxidised amylose</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="C08B35/00" definition-exists="true" ipc-concordant="C08B35/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C08B35/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Preparation of derivatives of amylopectin</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C08B35/02" definition-exists="false" ipc-concordant="C08B35/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C08B35/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Esters</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="C08B35/04" definition-exists="false" ipc-concordant="C08B35/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C08B35/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Ethers</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="C08B35/06" definition-exists="false" ipc-concordant="C08B35/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C08B35/06</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Ether-esters</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="C08B35/08" definition-exists="false" ipc-concordant="C08B35/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C08B35/08</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Oxidised amylopectin</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="C08B37/00" definition-exists="true" ipc-concordant="C08B37/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2016-05-01" status="published"><classification-symbol>C08B37/00</classification-symbol><class-title date-revised="2016-05-01"><title-part><text>Preparation of polysaccharides not provided for in groups <class-ref scheme="cpc">C08B1/00</class-ref> - <class-ref scheme="cpc">C08B35/00</class-ref></text></title-part><title-part><text>Derivatives thereof </text><reference><text>cellulose <class-ref scheme="cpc">D21</class-ref>; </text><CPC-specific-text><text>microbiological processes <class-ref scheme="cpc">C12P</class-ref></text></CPC-specific-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="C08B37/0003" definition-exists="false" ipc-concordant="C08B37/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C08B37/0003</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>General processes for their isolation or fractionation, e.g. purification or extraction from biomass</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="C08B37/0006" definition-exists="false" ipc-concordant="C08B37/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C08B37/0006</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Homoglycans, i.e. polysaccharides having a main chain consisting of one single sugar, e.g. colominic acid</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="C08B37/0009" definition-exists="false" ipc-concordant="C08B37/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C08B37/0009</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>alpha-D-Glucans, e.g. polydextrose, alternan, glycogen; (alpha-1,4)(alpha-1,6)-D-Glucans; (alpha-1,3)(alpha-1,4)-D-Glucans, e.g. isolichenan or nigeran; (alpha-1,4)-D-Glucans; (alpha-1,3)-D-Glucans, e.g. pseudonigeran; Derivatives thereof</text></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="C08B37/0012" definition-exists="false" ipc-concordant="C08B37/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C08B37/0012</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Cyclodextrin [CD], e.g. cycle with 6 units (alpha), with 7 units (beta) and with 8 units (gamma), large-ring cyclodextrin or cycloamylose with 9 units or more; Derivatives thereof</text></CPC-specific-text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C08B37/0015" definition-exists="false" ipc-concordant="C08B37/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C08B37/0015</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Inclusion compounds, i.e. host-guest compounds, e.g. polyrotaxanes</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="10" additional-only="false" sort-key="C08B37/0018" definition-exists="false" ipc-concordant="C08B37/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C08B37/0018</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Pullulan, i.e. (alpha-1,4)(alpha-1,6)-D-glucan; Derivatives thereof</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="C08B37/0021" definition-exists="false" ipc-concordant="C08B37/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C08B37/0021</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Dextran, i.e. (alpha-1,4)-D-glucan; Derivatives thereof, e.g. Sephadex, i.e. crosslinked dextran</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="C08B37/0024" definition-exists="false" ipc-concordant="C08B37/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C08B37/0024</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>beta-D-Glucans; (beta-1,3)-D-Glucans, e.g. paramylon, coriolan, sclerotan, pachyman, callose, scleroglucan, schizophyllan, laminaran, lentinan or curdlan; (beta-1,6)-D-Glucans, e.g. pustulan; (beta-1,4)-D-Glucans; (beta-1,3)(beta-1,4)-D-Glucans, e.g. lichenan; Derivatives thereof</text></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="C08B37/0027" definition-exists="false" ipc-concordant="C08B37/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C08B37/0027</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>2-Acetamido-2-deoxy-beta-glucans; Derivatives thereof</text></CPC-specific-text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C08B37/003" definition-exists="false" ipc-concordant="C08B37/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2016-08-01" status="published"><classification-symbol>C08B37/003</classification-symbol><class-title date-revised="2016-08-01"><title-part><CPC-specific-text><text>Chitin, i.e. 2-acetamido-2-deoxy-(beta-1,4)-D-glucan or N-acetyl-beta-1,4-D-glucosamine; Chitosan, i.e. deacetylated product of chitin or (beta-1,4)-D-glucosamine; Derivatives thereof</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="10" additional-only="false" sort-key="C08B37/0033" definition-exists="false" ipc-concordant="C08B37/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C08B37/0033</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Xanthan, i.e. D-glucose, D-mannose and D-glucuronic acid units, saubstituted with acetate and pyruvate, with a main chain of (beta-1,4)-D-glucose units; Derivatives thereof</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="C08B37/0036" definition-exists="false" ipc-concordant="C08B37/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C08B37/0036</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Galactans; Derivatives thereof</text></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="C08B37/0039" definition-exists="false" ipc-concordant="C08B37/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-01-01" status="published"><classification-symbol>C08B37/0039</classification-symbol><class-title date-revised="2017-01-01"><title-part><CPC-specific-text><text>Agar; Agarose, i.e. D-galactose, 3,6-anhydro-D-galactose, methylated, sulfated, e.g. from the red algae Gelidium and Gracilaria; Agaropectin; Derivatives thereof, e.g. Sepharose, i.e. crosslinked agarose</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="C08B37/0042" definition-exists="false" ipc-concordant="C08B37/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C08B37/0042</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Carragenan or carragen, i.e. D-galactose and 3,6-anhydro-D-galactose, both partially sulfated, e.g. from red algae Chondrus crispus or Gigantia stellata; kappa-Carragenan; iota-Carragenan; lambda-Carragenan; Derivatives thereof</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="C08B37/0045" definition-exists="false" ipc-concordant="C08B37/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C08B37/0045</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>alpha-D-Galacturonans, e.g. methyl ester of (alpha-1,4)-linked D-galacturonic acid units, i.e. pectin, or hydrolysis product of methyl ester of alpha-1,4-linked D-galacturonic acid units, i.e. pectinic acid; Derivatives thereof</text></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="C08B37/0048" definition-exists="false" ipc-concordant="C08B37/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C08B37/0048</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Processes of extraction from organic materials</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="C08B37/0051" definition-exists="false" ipc-concordant="C08B37/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C08B37/0051</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>beta-D-Fructofuranans, e.g. beta-2,6-D-fructofuranan, i.e. levan; Derivatives thereof</text></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="C08B37/0054" definition-exists="false" ipc-concordant="C08B37/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2015-10-01" status="published"><classification-symbol>C08B37/0054</classification-symbol><class-title date-revised="2015-10-01"><title-part><CPC-specific-text><text>Inulin, i.e. beta-2,1-D-fructofuranan; Derivatives thereof</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="C08B37/0057" definition-exists="false" ipc-concordant="C08B37/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C08B37/0057</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>beta-D-Xylans, i.e. xylosaccharide, e.g. arabinoxylan, arabinofuronan, pentosans; (beta-1,3)(beta-1,4)-D-Xylans, e.g. rhodymenans; Hemicellulose; Derivatives thereof</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="C08B37/006" definition-exists="false" ipc-concordant="C08B37/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C08B37/006</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Heteroglycans, i.e. polysaccharides having more than one sugar residue in the main chain in either alternating or less regular sequence; Gellans; Succinoglycans; Arabinogalactans; Tragacanth or gum tragacanth or traganth from Astragalus; Gum Karaya from Sterculia urens; Gum Ghatti from Anogeissus latifolia; Derivatives thereof</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="C08B37/0063" definition-exists="false" ipc-concordant="C08B37/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C08B37/0063</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Glycosaminoglycans or mucopolysaccharides, e.g. keratan sulfate; Derivatives thereof, e.g. fucoidan</text></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="C08B37/0066" definition-exists="false" ipc-concordant="C08B37/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C08B37/0066</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Isolation or extraction of proteoglycans from organs</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="C08B37/0069" definition-exists="false" ipc-concordant="C08B37/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C08B37/0069</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Chondroitin-4-sulfate, i.e. chondroitin sulfate A; Dermatan sulfate, i.e. chondroitin sulfate B or beta-heparin; Chondroitin-6-sulfate, i.e. chondroitin sulfate C; Derivatives thereof</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="C08B37/0072" definition-exists="false" ipc-concordant="C08B37/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C08B37/0072</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Hyaluronic acid, i.e. HA or hyaluronan; Derivatives thereof, e.g. crosslinked hyaluronic acid (hylan) or hyaluronates</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="C08B37/0075" definition-exists="false" ipc-concordant="C08B37/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C08B37/0075</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Heparin; Heparan sulfate; Derivatives thereof, e.g. heparosan; Purification or extraction methods thereof</text></CPC-specific-text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C08B37/0078" definition-exists="false" ipc-concordant="C08B37/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C08B37/0078</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Degradation products</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="C08B37/0081" definition-exists="false" ipc-concordant="C08B37/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C08B37/0081</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Reaction with amino acids, peptides, or proteins</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="9" additional-only="false" sort-key="C08B37/0084" definition-exists="false" ipc-concordant="C08B37/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C08B37/0084</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Guluromannuronans, e.g. alginic acid, i.e. D-mannuronic acid and D-guluronic acid units linked with alternating alpha- and beta-1,4-glycosidic bonds; Derivatives thereof, e.g. alginates</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="C08B37/0087" definition-exists="false" ipc-concordant="C08B37/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C08B37/0087</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Glucomannans or galactomannans; Tara or tara gum, i.e. D-mannose and D-galactose units, e.g. from Cesalpinia spinosa; Tamarind gum, i.e. D-galactose, D-glucose and D-xylose units, e.g. from Tamarindus indica; Gum Arabic, i.e. L-arabinose, L-rhamnose, D-galactose and D-glucuronic acid units, e.g. from Acacia Senegal or Acacia Seyal; Derivatives thereof</text></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="C08B37/009" definition-exists="false" ipc-concordant="C08B37/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C08B37/009</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Konjac gum or konjac mannan, i.e. beta-D-glucose and beta-D-mannose units linked by 1,4 bonds, e.g. from Amorphophallus species; Derivatives thereof</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="C08B37/0093" definition-exists="false" ipc-concordant="C08B37/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C08B37/0093</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Locust bean gum, i.e. carob bean gum, with (beta-1,4)-D-mannose units in the main chain branched with D-galactose units in (alpha-1,6), e.g. from the seeds of carob tree or Ceratonia siliqua; Derivatives thereof</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="C08B37/0096" definition-exists="false" ipc-concordant="C08B37/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C08B37/0096</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Guar, guar gum, guar flour, guaran, i.e. (beta-1,4) linked D-mannose units in the main chain branched with D-galactose units in (alpha-1,6), e.g. from Cyamopsis Tetragonolobus; Derivatives thereof</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="8" additional-only="false" sort-key="C08B37/12" definition-exists="false" ipc-concordant="C08B37/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C08B37/12</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Agar-agar</text></title-part><title-part><text>Derivatives thereof </text><reference><text>not used</text></reference></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C08B37/125" definition-exists="false" ipc-concordant="C08B37/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2016-11-01" status="published"><classification-symbol>C08B37/125</classification-symbol><class-title date-revised="2016-11-01"><title-part><CPC-specific-text><text>Other polysaccharides of algae such as carragenan (not used)</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="C08B37/14" definition-exists="false" ipc-concordant="C08B37/14" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C08B37/14</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Hemicellulose</text></title-part><title-part><text>Derivatives thereof </text><reference><text>not used</text></reference></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C08B37/143" definition-exists="false" ipc-concordant="C08B37/14" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2016-11-01" status="published"><classification-symbol>C08B37/143</classification-symbol><class-title date-revised="2016-11-01"><title-part><CPC-specific-text><text>composed by pentose units, e.g. xylose, xylan, pentosans, arabinose (not used)</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="C08B37/146" definition-exists="false" ipc-concordant="C08B37/14" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2016-11-01" status="published"><classification-symbol>C08B37/146</classification-symbol><class-title date-revised="2016-11-01"><title-part><CPC-specific-text><text>composed by gluco and/or galactomannans, for example guar gum, locust bean gum (not used)</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="C08B37/18" definition-exists="false" ipc-concordant="C08B37/18" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C08B37/18</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Reserve carbohydrates, e.g. glycogen, inulin, laminarin</text></title-part><title-part><text>Derivatives thereof </text><reference><text>not used</text></reference></title-part></class-title></classification-item></classification-item></classification-item></classification-item></class-scheme> |