ZSI_Reconnect_China/PATSTAT/CPC_data/CPCSchemeXML202302/cpc-scheme-F23Q.xml

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<class-scheme publication-date="2023-02-01" scheme-type="cpc" publication-type="official">
<classification-item breakdown-code="false" not-allocatable="true" level="5" additional-only="false" sort-key="F23Q" definition-exists="true" date-revised="2018-08-01" status="published"><classification-symbol>F23Q</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>IGNITION </text><reference><text>devices or installations peculiar to internal-combustion engines <class-ref scheme="cpc">F02P</class-ref>; of cigarettes or tobacco <class-ref scheme="cpc">A24F</class-ref>; compositions therefor, chemical igniters <class-ref scheme="cpc">C06C</class-ref></text></reference></title-part><title-part><text>EXTINGUISHING-DEVICES</text></title-part></class-title><notes-and-warnings><note type="warning"><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>
<classification-item breakdown-code="false" not-allocatable="true" level="6" additional-only="false" sort-key="F23Q1/00" date-revised="2013-01-01" status="published"><classification-symbol>F23Q1/00</classification-symbol>
<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="F23Q1/00" definition-exists="true" ipc-concordant="F23Q1/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F23Q1/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Mechanical igniters </text><reference><text>lighters containing fuel <class-ref scheme="cpc">F23Q2/00</class-ref>; matches <class-ref scheme="cpc">C06F</class-ref></text></reference></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="F23Q1/02" definition-exists="false" ipc-concordant="F23Q1/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F23Q1/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>using friction or shock effects</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="F23Q1/04" definition-exists="false" ipc-concordant="F23Q1/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F23Q1/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>on a part moved by the fuel-controlling member, e.g. by a tap on a gas cooker</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="F23Q1/06" definition-exists="false" ipc-concordant="F23Q1/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F23Q1/06</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Portable igniters</text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="F23Q2/00" definition-exists="true" ipc-concordant="F23Q2/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F23Q2/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Lighters containing fuel, e.g. for cigarettes</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="F23Q2/02" definition-exists="false" ipc-concordant="F23Q2/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F23Q2/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Lighters with liquid fuel </text><CPC-specific-text><text>fuel which is fluid at atmospheric pressure</text></CPC-specific-text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="F23Q2/04" definition-exists="false" ipc-concordant="F23Q2/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F23Q2/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with cerium-iron alloy and wick </text><CPC-specific-text><text>with friction ignition</text></CPC-specific-text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="F23Q2/06" definition-exists="false" ipc-concordant="F23Q2/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F23Q2/06</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with friction wheel</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="F23Q2/08" definition-exists="false" ipc-concordant="F23Q2/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F23Q2/08</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with ignition by spring action of the cover</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="F23Q2/10" definition-exists="false" ipc-concordant="F23Q2/10" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F23Q2/10</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with other friction member</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="F23Q2/12" definition-exists="false" ipc-concordant="F23Q2/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F23Q2/12</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with cerium-iron alloy without wick</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="F23Q2/14" definition-exists="false" ipc-concordant="F23Q2/14" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F23Q2/14</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with cerium-iron alloy and torch ignited by striking or pushing</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="F23Q2/16" definition-exists="false" ipc-concordant="F23Q2/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F23Q2/16</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Lighters with gaseous fuel, e.g. the gas being stored in liquid phase</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="F23Q2/161" definition-exists="false" ipc-concordant="F23Q2/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2016-05-01" status="published"><classification-symbol>F23Q2/161</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>with friction wheel</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="F23Q2/162" definition-exists="false" ipc-concordant="F23Q2/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F23Q2/162</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>with non-adjustable gas flame </text><reference><text>if electrically ignited <class-ref scheme="cpc">F23Q2/28</class-ref></text></reference></CPC-specific-text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="F23Q2/163" definition-exists="false" ipc-concordant="F23Q2/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F23Q2/163</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Burners (gas valves)</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="F23Q2/164" definition-exists="false" ipc-concordant="F23Q2/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F23Q2/164</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Arrangements for preventing undesired ignition</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="F23Q2/165" definition-exists="false" ipc-concordant="F23Q2/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F23Q2/165</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>with more than one flame</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="F23Q2/167" definition-exists="false" ipc-concordant="F23Q2/167" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F23Q2/167</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with adjustable flame</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="F23Q2/173" definition-exists="true" ipc-concordant="F23Q2/173" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F23Q2/173</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Valves therefor </text><reference><text>valves in general <class-ref scheme="cpc">F16K</class-ref></text></reference></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="F23Q2/18" definition-exists="false" ipc-concordant="F23Q2/18" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F23Q2/18</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Lighters with solid fuel</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="F23Q2/20" definition-exists="false" ipc-concordant="F23Q2/20" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F23Q2/20</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with cerium-iron alloy and friction wheel</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="F23Q2/22" definition-exists="false" ipc-concordant="F23Q2/22" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F23Q2/22</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with cerium-iron alloy and tinder</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="F23Q2/24" definition-exists="false" ipc-concordant="F23Q2/24" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F23Q2/24</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>ignition pills or strips with inflammable parts </text><CPC-specific-text><reference><text>ignition pills <class-ref scheme="cpc">C06C9/00</class-ref>, <class-ref scheme="cpc">C06C15/00</class-ref>; corresponding lighters with fluid fuel <class-ref scheme="cpc">F23Q2/10</class-ref></text></reference></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="F23Q2/26" definition-exists="false" ipc-concordant="F23Q2/26" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F23Q2/26</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>combined with liquid fuel lighters</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="F23Q2/28" definition-exists="true" ipc-concordant="F23Q2/28" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F23Q2/28</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Lighters characterised by electrical ignition of the fuel </text><reference><text>lighter with electrically-produced sparks but without fuel <class-ref scheme="cpc">F23Q3/00</class-ref></text></reference></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="F23Q2/282" definition-exists="false" ipc-concordant="F23Q2/28" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F23Q2/282</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>with incandescent ignition </text><reference><text>lighters with incandescent ignition but without fuel <class-ref scheme="cpc">F23Q7/00</class-ref></text></reference></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="F23Q2/285" definition-exists="false" ipc-concordant="F23Q2/28" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F23Q2/285</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>with spark ignition</text></CPC-specific-text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="F23Q2/287" definition-exists="false" ipc-concordant="F23Q2/28" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F23Q2/287</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>piezo-electric</text></CPC-specific-text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="F23Q2/30" definition-exists="false" ipc-concordant="F23Q2/30" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F23Q2/30</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Lighters characterised by catalytic ignition of fuel </text><reference><text>catalytic igniters without fuel <class-ref scheme="cpc">C06C</class-ref></text></reference></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="F23Q2/32" definition-exists="false" ipc-concordant="F23Q2/32" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F23Q2/32</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Lighters characterised by being combined with other objects </text><reference><text>combinations with smokers&apos; equipment <class-ref scheme="cpc">A24F</class-ref></text></reference></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="F23Q2/325" definition-exists="false" ipc-concordant="F23Q2/32" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2016-05-01" status="published"><classification-symbol>F23Q2/325</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>combined with clock, timer or counter</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="F23Q2/34" definition-exists="false" ipc-concordant="F23Q2/34" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F23Q2/34</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Component parts or accessories</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="F23Q2/345" definition-exists="false" ipc-concordant="F23Q2/34" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2016-05-01" status="published"><classification-symbol>F23Q2/345</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Scent-distribution or flame-colouring devices</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="F23Q2/36" definition-exists="false" ipc-concordant="F23Q2/36" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F23Q2/36</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Casings</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="F23Q2/365" definition-exists="false" ipc-concordant="F23Q2/36" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2016-05-01" status="published"><classification-symbol>F23Q2/365</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Tabletop lighters</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="F23Q2/38" definition-exists="false" ipc-concordant="F23Q2/38" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F23Q2/38</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with containers for flints or tools</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="F23Q2/40" definition-exists="false" ipc-concordant="F23Q2/40" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F23Q2/40</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Cover fastenings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="F23Q2/42" definition-exists="false" ipc-concordant="F23Q2/42" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F23Q2/42</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Fuel containers</text></title-part><title-part><text>Closures for fuel containers</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="F23Q2/44" definition-exists="false" ipc-concordant="F23Q2/44" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F23Q2/44</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Wicks</text></title-part><title-part><text>Wick guides or fastenings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="F23Q2/46" definition-exists="false" ipc-concordant="F23Q2/46" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F23Q2/46</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Friction wheels</text></title-part><title-part><text>Arrangement of friction wheels</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="F23Q2/48" definition-exists="false" ipc-concordant="F23Q2/48" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F23Q2/48</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Flint </text><reference><text>composition, manufacture <class-ref scheme="cpc">C06C15/00</class-ref></text></reference></title-part><title-part><text>Guides for, or arrangements of, flints</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="F23Q2/50" definition-exists="false" ipc-concordant="F23Q2/50" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F23Q2/50</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Protecting coverings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="F23Q2/52" definition-exists="false" ipc-concordant="F23Q2/52" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F23Q2/52</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Filling devices </text><reference><text>in general <class-ref scheme="cpc">B67D</class-ref></text></reference></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="F23Q3/00" definition-exists="true" ipc-concordant="F23Q3/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F23Q3/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Igniters using electrically-produced sparks </text><reference><text>sparking-plugs <class-ref scheme="cpc">H01T13/00</class-ref></text></reference></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="F23Q3/002" definition-exists="false" ipc-concordant="F23Q3/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F23Q3/002</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>using piezo-electric elements</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="F23Q3/004" definition-exists="false" ipc-concordant="F23Q3/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F23Q3/004</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Using semiconductor elements</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="F23Q3/006" definition-exists="false" ipc-concordant="F23Q3/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F23Q3/006</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Details </text><reference><text>sparking-plugs <class-ref scheme="cpc">H01T13/00</class-ref></text></reference></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="F23Q3/008" definition-exists="false" ipc-concordant="F23Q3/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F23Q3/008</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Structurally associated with fluid-fuel burners</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="F23Q3/01" definition-exists="false" ipc-concordant="F23Q3/01" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F23Q3/01</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Hand-held lighters, e.g. for cigarettes</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="F23Q5/00" definition-exists="false" ipc-concordant="F23Q5/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F23Q5/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Make-and-break ignition, i.e. with spark generated between electrodes by breaking contact therebetween </text><reference><text>specially adapted for internal-combustion engines <class-ref scheme="cpc">F02P15/00</class-ref></text></reference></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="F23Q7/00" definition-exists="true" ipc-concordant="F23Q7/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F23Q7/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Incandescent ignition</text></title-part><title-part><text>Igniters using electrically-produced heat, e.g. lighters for cigarettes </text><reference><text>circuits therefor <class-ref scheme="cpc">H01T15/00</class-ref></text></reference></title-part><title-part><text>Electrically-heated glowing plugs</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="F23Q7/001" definition-exists="false" ipc-concordant="F23Q7/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F23Q7/001</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Glowing plugs for internal-combustion engines</text></CPC-specific-text></title-part></class-title>
<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="F23Q7/002" definition-exists="false" ipc-concordant="F23Q7/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F23Q2007/002</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>with sensing means</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="F23Q7/004" definition-exists="false" ipc-concordant="F23Q7/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F23Q2007/004</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Manufacturing or assembling methods</text></CPC-specific-text></title-part></class-title>
<classification-item breakdown-code="true" not-allocatable="false" level="10" additional-only="true" sort-key="F23Q7/005" definition-exists="false" ipc-concordant="F23Q7/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F23Q2007/005</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>pressure sensors</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="10" additional-only="true" sort-key="F23Q7/007" definition-exists="false" ipc-concordant="F23Q7/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F23Q2007/007</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>ion current sensors</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="10" additional-only="true" sort-key="F23Q7/008" definition-exists="false" ipc-concordant="F23Q7/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F23Q2007/008</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>temperature sensors</text></CPC-specific-text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="F23Q7/02" definition-exists="false" ipc-concordant="F23Q7/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F23Q7/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>for igniting solid fuel</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="F23Q7/04" definition-exists="false" ipc-concordant="F23Q7/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F23Q7/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with fans for transfer of heat to fuel</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="F23Q7/06" definition-exists="false" ipc-concordant="F23Q7/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F23Q7/06</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>structurally associated with fluid-fuel burners </text><reference><text>lighters containing fuel <class-ref scheme="cpc">F23Q2/00</class-ref></text></reference></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="F23Q7/08" definition-exists="false" ipc-concordant="F23Q7/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F23Q7/08</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>for evaporating and igniting liquid fuel, e.g. in hurricane lanterns</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="F23Q7/10" definition-exists="false" ipc-concordant="F23Q7/10" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-05-01" status="published"><classification-symbol>F23Q7/10</classification-symbol><class-title date-revised="2017-05-01"><title-part><text>for gaseous fuel, e.g. in welding appliances</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="F23Q7/12" definition-exists="false" ipc-concordant="F23Q7/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F23Q7/12</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>actuated by gas-controlling device</text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="F23Q7/14" definition-exists="false" ipc-concordant="F23Q7/14" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F23Q7/14</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Portable igniters</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="F23Q7/16" definition-exists="false" ipc-concordant="F23Q7/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F23Q7/16</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with built-in battery</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="F23Q7/18" definition-exists="false" ipc-concordant="F23Q7/18" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F23Q7/18</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with built-in generator</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="F23Q7/20" definition-exists="false" ipc-concordant="F23Q7/20" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F23Q7/20</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with built-in mains transformer</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="F23Q7/22" definition-exists="false" ipc-concordant="F23Q7/22" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F23Q7/22</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Details</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="F23Q7/24" definition-exists="false" ipc-concordant="F23Q7/24" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F23Q7/24</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Safety arrangements</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="F23Q7/26" definition-exists="false" ipc-concordant="F23Q7/26" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F23Q7/26</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Provision for re-ignition</text></title-part></class-title></classification-item></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="F23Q9/00" definition-exists="true" ipc-concordant="F23Q9/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F23Q9/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Pilot flame igniters</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="F23Q9/02" definition-exists="false" ipc-concordant="F23Q9/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F23Q9/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>without interlock with main fuel supply</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="F23Q9/04" definition-exists="false" ipc-concordant="F23Q9/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F23Q9/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>for upright burners, e.g. gas-cooker burners</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="F23Q9/045" definition-exists="false" ipc-concordant="F23Q9/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F23Q9/045</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Structurally associated with a main-burner</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="F23Q9/06" definition-exists="false" ipc-concordant="F23Q9/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F23Q9/06</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>for inverted burners, e.g. gas lamps</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="F23Q9/08" definition-exists="true" ipc-concordant="F23Q9/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F23Q9/08</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with interlock with main fuel supply</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="F23Q9/10" definition-exists="false" ipc-concordant="F23Q9/10" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F23Q9/10</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>to determine the sequence of supply of fuel to pilot and main burners</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="F23Q9/12" definition-exists="false" ipc-concordant="F23Q9/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F23Q9/12</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>to permit the supply to the main burner in dependence upon existence of pilot flame</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="F23Q9/14" definition-exists="false" ipc-concordant="F23Q9/14" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F23Q9/14</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>using electric means, e.g. by light-sensitive elements</text></title-part></class-title></classification-item></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="F23Q11/00" definition-exists="false" ipc-concordant="F23Q11/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F23Q11/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Arrangement of catalytic igniters </text><reference><text>catalytic igniters <u>per se</u> <class-ref scheme="cpc">C06C</class-ref></text></reference></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="F23Q11/04" definition-exists="false" ipc-concordant="F23Q11/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F23Q11/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>at the burner</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="F23Q11/06" definition-exists="false" ipc-concordant="F23Q11/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-05-01" status="published"><classification-symbol>F23Q11/06</classification-symbol><class-title date-revised="2017-05-01"><title-part><text>remote from the burner, e.g. on the chimney of a lamp</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="F23Q11/08" definition-exists="false" ipc-concordant="F23Q11/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F23Q11/08</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>on a part moved by the fuel controlling member</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="F23Q11/10" definition-exists="false" ipc-concordant="F23Q11/10" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F23Q11/10</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>and moving out of the flame after ignition</text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="F23Q13/00" definition-exists="false" ipc-concordant="F23Q13/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F23Q13/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Igniters not otherwise provided for</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="F23Q13/005" definition-exists="false" ipc-concordant="F23Q13/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F23Q13/005</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>using light, e.g. sunlight or laser</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="F23Q13/02" definition-exists="false" ipc-concordant="F23Q13/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F23Q13/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>using gas burners, e.g. gas pokers</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="F23Q13/04" definition-exists="false" ipc-concordant="F23Q13/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F23Q13/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>using portable burners, e.g. torches, fire pots</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="F23Q21/00" definition-exists="false" ipc-concordant="F23Q21/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F23Q21/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Devices for effecting ignition from a remote location</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="F23Q23/00" definition-exists="true" ipc-concordant="F23Q23/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2018-01-01" status="published"><classification-symbol>F23Q23/00</classification-symbol><class-title date-revised="2018-01-01"><title-part><text>Testing of ignition installations </text><reference><text>peculiar to internal-combustion engines <class-ref scheme="cpc">F02P17/00</class-ref></text></reference></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="F23Q23/02" definition-exists="false" ipc-concordant="F23Q23/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F23Q23/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Testing of ignition timing</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="F23Q23/08" definition-exists="false" ipc-concordant="F23Q23/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F23Q23/08</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Testing of components </text><reference><text>of sparking plugs <class-ref scheme="cpc">H01T13/58</class-ref>, <class-ref scheme="cpc">F02P17/12</class-ref></text></reference></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="F23Q23/10" definition-exists="false" ipc-concordant="F23Q23/10" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F23Q23/10</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>electrically</text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="F23Q25/00" definition-exists="true" ipc-concordant="F23Q25/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F23Q25/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Extinguishing-devices, e.g. for blowing-out or snuffing candle flames </text><reference><text>for cigarettes <class-ref scheme="cpc">A24F</class-ref></text></reference></title-part></class-title></classification-item></classification-item></classification-item></class-scheme>