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Symbol IPC-Stellen auswählen Titel
A
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HUMAN NECESSITIES
B
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PERFORMING OPERATIONSTRANSPORTING
C
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CHEMISTRYMETALLURGY
C01
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CHEMISTRY
C01
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INORGANIC CHEMISTRY
C02
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TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
C03
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GLASSMINERAL OR SLAG WOOL
C04
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CEMENTSCONCRETEARTIFICIAL STONECERAMICSREFRACTORIES [4]
C05
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FERTILISERSMANUFACTURE THEREOF [4]
C06
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EXPLOSIVESMATCHES
C07
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ORGANIC CHEMISTRY [2]
C08
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ORGANIC MACROMOLECULAR COMPOUNDSTHEIR PREPARATION OR CHEMICAL WORKING-UPCOMPOSITIONS BASED THEREON
C09
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DYESPAINTSPOLISHESNATURAL RESINSADHESIVESCOMPOSITIONS NOT OTHERWISE PROVIDED FORAPPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
C10
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PETROLEUM, GAS OR COKE INDUSTRIESTECHNICAL GASES CONTAINING CARBON MONOXIDEFUELSLUBRICANTSPEAT
C11
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ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXESFATTY ACIDS THEREFROMDETERGENTSCANDLES
C12
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BIOCHEMISTRYBEERSPIRITSWINEVINEGARMICROBIOLOGYENZYMOLOGYMUTATION OR GENETIC ENGINEERING
C12C
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BEERPREPARATION OF BEER BY FERMENTATION (ageing or ripening by storing C12H 1/22; methods for reducing the alcohol content after fermentation C12H 3/00;  methods for increasing the alcohol content after fermentation C12H 6/00; venting devices for casks, barrels or the like C12L 9/00)PREPARATION OF MALT FOR MAKING BEERPREPARATION OF HOPS FOR MAKING BEER
C12F
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RECOVERY OF BY-PRODUCTS OF FERMENTED SOLUTIONS (removal of yeast from wine or sparkling wine C12G 1/08)DENATURED ALCOHOLPREPARATION THEREOF [6]
C12G
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WINEPREPARATION THEREOFALCOHOLIC BEVERAGES (beer C12C)PREPARATION OF ALCOHOLIC BEVERAGES NOT PROVIDED FOR IN SUBCLASSES C12C OR C12H
C12H
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PASTEURISATION, STERILISATION, PRESERVATION, PURIFICATION, CLARIFICATION OR AGEING OF ALCOHOLIC BEVERAGESMETHODS FOR ALTERING THE ALCOHOL CONTENT OF FERMENTED SOLUTIONS OR ALCOHOLIC BEVERAGES  (deacidification of wine C12G 1/10; preventing winestone precipitation C12G 1/12; simulation ageing by flavouring C12G 3/06) [6]
C12J
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VINEGARPREPARATION OR PURIFICATION THEREOF
C12L
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PITCHING OR DEPITCHING MACHINESCELLAR TOOLS
C12M
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APPARATUS FOR ENZYMOLOGY OR MICROBIOLOGY (installations for fermenting manure A01C 3/02; preservation of living parts of humans or animals A01N 1/02; brewing apparatus C12C; fermentation apparatus for wine C12G; apparatus for preparing vinegar C12J 1/10) [3]
C12N
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MICROORGANISMS OR ENZYMESCOMPOSITIONS THEREOFPROPAGATING, PRESERVING, OR MAINTAINING MICROORGANISMSMUTATION OR GENETIC ENGINEERINGCULTURE MEDIA (microbiological testing media C12Q 1/00) [3]
C12P
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FERMENTATION OR ENZYME-USING PROCESSES TO SYNTHESISE A DESIRED CHEMICAL COMPOUND OR COMPOSITION OR TO SEPARATE OPTICAL ISOMERS FROM A RACEMIC MIXTURE [3]
C12P 1/00
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Preparation of compounds or compositions, not provided for in groups C12P 3/00-C12P 39/00, by using microorganisms or enzymesGeneral processes for the preparation of compounds or compositions by using microorganisms or enzymes [3, 2006.01]
C12P 3/00
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Preparation of elements or inorganic compounds except carbon dioxide [3, 2006.01]
C12P 5/00
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Preparation of hydrocarbons [3, 2006.01]
C12P 7/00
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Preparation of oxygen-containing organic compounds [3, 2006.01]
C12P 9/00
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Preparation of organic compounds containing a metal or atom other than H, N, C, O, S, or halogen [3, 2006.01]
C12P 11/00
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Preparation of sulfur-containing organic compounds [3, 2006.01]
C12P 13/00
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Preparation of nitrogen-containing organic compounds [3, 2006.01]
C12P 15/00
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Preparation of compounds containing at least three condensed carbocyclic rings [3, 2006.01]
C12P 17/00
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Preparation of heterocyclic carbon compounds with only O, N, S, Se, or Te as ring hetero atoms (C12P 13/04-C12P 13/24 take precedence) [3, 2006.01]
C12P 17/02
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Oxygen as only ring hetero atoms [3, 2006.01]
C12P 17/04
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. . containing a five-membered hetero ring, e.g. griseofulvin [3, 2006.01]
C12P 17/06
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. . containing a six-membered hetero ring, e.g. fluorescein [3, 2006.01]
C12P 17/08
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. . containing a hetero ring of at least seven ring members, e.g. zearalenone, macrolide aglycons [3, 2006.01]
C12P 17/10
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Nitrogen as only ring hetero atom [3, 2006.01]
C12P 17/12
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. . containing a six-membered hetero ring [3, 2006.01]
C12P 17/14
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Nitrogen or oxygen as hetero atom and at least one other diverse hetero ring atom in the same ring [3, 2006.01]
C12P 17/16
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containing two or more hetero rings [3, 2006.01]
C12P 17/18
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containing at least two hetero rings condensed among themselves or condensed with a common carbocyclic ring system, e.g. rifamycin [3, 2006.01]
C12P 19/00
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Preparation of compounds containing saccharide radicals (ketoaldonic acids C12P 7/58) [3, 2006.01]
C12P 21/00
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Preparation of peptides or proteins (single-cell protein C12N 1/00) [3, 2006.01]
C12P 23/00
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Preparation of compounds containing a cyclohexene ring having an unsaturated side chain containing at least ten carbon atoms bound by conjugated double bonds, e.g. carotenes (containing hetero-rings C12P 17/00) [3, 2006.01]
C12P 25/00
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Preparation of compounds containing alloxazine or isoalloxazine nucleus, e.g. riboflavin [3, 2006.01]
C12P 27/00
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Preparation of compounds containing a gibbane ring system, e.g. gibberellin [3, 2006.01]
C12P 29/00
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Preparation of compounds containing a naphthacene ring system, e.g. tetracycline (C12P 19/00 takes precedence) [3, 2006.01]
C12P 31/00
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Preparation of compounds containing a five-membered ring having two side-chains in ortho position to each other, and having at least one oxygen atom directly bound to the ring in ortho position to one of the side-chains, one side-chain containing, not directly bound to the ring, a carbon atom having three bonds to hetero atoms with at the most one bond to halogen, and the other side-chain having at least one oxygen atom bound in gamma-position to the ring, e.g. prostaglandins [3, 2006.01]
C12P 33/00
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Preparation of steroids [3, 2006.01]
C12P 35/00
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Preparation of compounds having a 5-thia-1-azabicyclo [4.2.0] octane ring system, e.g. cephalosporin [3, 2006.01]
C12P 37/00
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Preparation of compounds having a 4-thia-1-azabicyclo [3.2.0] heptane ring system, e.g. penicillin [3, 2006.01]
C12P 39/00
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Processes involving microorganisms of different genera in the same process, simultaneously [3, 2006.01]
C12P 41/00
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Processes using enzymes or microorganisms to separate optical isomers from a racemic mixture [4, 2006.01]
C12Q
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MEASURING OR TESTING PROCESSES INVOLVING ENZYMES, NUCLEIC ACIDS OR MICROORGANISMS (immunoassay G01N 33/53)COMPOSITIONS OR TEST PAPERS THEREFORPROCESSES OF PREPARING SUCH COMPOSITIONSCONDITION-RESPONSIVE CONTROL IN MICROBIOLOGICAL OR ENZYMOLOGICAL PROCESSES [3]
C12R
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INDEXING SCHEME ASSOCIATED WITH SUBCLASSES C12C-C12Q, RELATING TO MICROORGANISMS [3]
C13
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SUGAR INDUSTRY [4]
C14
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SKINSHIDESPELTS OR LEATHER
C21
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METALLURGY
C21
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METALLURGY OF IRON
C22
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METALLURGYFERROUS OR NON-FERROUS ALLOYSTREATMENT OF ALLOYS OR NON-FERROUS METALS
C23
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COATING METALLIC MATERIALCOATING MATERIAL WITH METALLIC MATERIALCHEMICAL SURFACE TREATMENTDIFFUSION TREATMENT OF METALLIC MATERIALCOATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERALINHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL [2]
C25
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ELECTROLYTIC OR ELECTROPHORETIC PROCESSESAPPARATUS THEREFOR [4]
C30
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CRYSTAL GROWTH [3]
C40
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COMBINATORIAL TECHNOLOGY [2006.01]
C40
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COMBINATORIAL TECHNOLOGY [2006.01]
C99
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SUBJECT MATTER NOT OTHERWISE PROVIDED FOR IN THIS SECTION [2006.01]
D
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TEXTILESPAPER
E
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FIXED CONSTRUCTIONS
F
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MECHANICAL ENGINEERINGLIGHTINGHEATINGWEAPONSBLASTING
G
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PHYSICS
H
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ELECTRICITY

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