| IPC 7 English version |
| C12N-C12N00999 |
C12N 11/00 - C12N 15/90  |
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| SECTION C – CHEMISTRY; METALLURGY |
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| C 12 | BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING |
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| C 12 N | MICRO-ORGANISMS OR ENZYMES; COMPOSITIONS THEREOF (biocides, pest repellants or attractants, or plant growth regulators containing micro-organisms, viruses, microbial fungi, enzymes, fermentates, or substances produced by, or extracted from, micro-organisms or animal material A01N 63/00; food compositions A21, A23; medicinal preparations A61K; chemical aspects of, or use of materials for, bandages, dressings, absorbent pads or surgical articles A61L; fertilisers C05); PROPAGATING, PRESERVING, OR MAINTAINING MICRO-ORGANISMS (preservation of living parts of humans or animals A01N 1/02); MUTATION OR GENETIC ENGINEERING; CULTURE MEDIA (microbiological testing media C12Q) [3] |
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| Notes |
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| (1) | Attention is drawn to Notes (1) to (3) following the title of class C12. [3,4] |
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| (2) | Therapeutic activity of single-cell proteins or enzymes is further classified in subclass A61P. [7] |
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| (3) | In this subclass, it is desirable to add the indexing codes of subclass C12R. The indexing codes should be linked. [6] |
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| Subclass Index |
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| MICRO-ORGANISMS; SPORES; UNDIFFERENTIATED CELLS; VIRUSES |
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| ENZYMES |
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| TREATMENT WITH ELECTRICAL OR WAVE ENERGY |
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| MUTATION OR GENETIC ENGINEERING |
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1/ | 00 | Micro-organisms, e.g. protozoa; Compositions thereof (medicinal preparations containing material from micro-organisms A61K 35/66; preparing medicinal bacterial antigen or antibody compositions, e.g. bacterial vaccines, A61K 39/00); Processes of propagating, maintaining or preserving micro-organisms or compositions thereof; Processes of preparing or isolating a composition containing a micro-organism; Culture media therefor [3] |
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1/ | 02 | . | Separating micro-organisms from their culture media [3] |
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1/ | 04 | . | Preserving or maintaining viable micro-organisms (immobilised micro-organisms C12N 11/00) [3] |
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1/ | 06 | . | Lysis of micro-organisms [3] |
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1/ | 08 | . | Reducing the nucleic acid content [3] |
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1/ | 10 | . | Protozoa; Culture media therefor [3] |
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1/ | 11 | . | . | modified by introduction of foreign genetic material [5] |
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1/ | 12 | . | Unicellular algae; Culture media therefor (culture of multi-cellular plants A01G; as new plants A01H 13/00) [3] |
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1/ | 13 | . | . | modified by introduction of foreign genetic material [5] |
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1/ | 14 | . | Fungi (culture of mushrooms A01G 1/04; as new plants A01H 15/00); Culture media therefor [3] |
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1/ | 15 | . | . | modified by introduction of foreign genetic material [5] |
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1/ | 16 | . | . | Yeasts; Culture media therefor [3] |
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1/ | 18 | . | . | . | Baker's yeast; Brewer's yeast [3] |
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1/ | 19 | . | . | . | modified by introduction of foreign genetic material [5] |
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1/ | 20 | . | Bacteria; Culture media therefor [3] |
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1/ | 21 | . | . | modified by introduction of foreign genetic material [5] |
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1/ | 22 | . | Processes using, or culture media containing, cellulose or hydrolysates thereof [3] |
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1/ | 24 | . | Processes using, or culture media containing, waste sulfite liquor [3] |
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1/ | 26 | . | Processes using, or culture media containing, hydrocarbons (refining of hydrocarbon oils by using micro-organisms C10G 32/00) [3] |
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1/ | 28 | . | . | aliphatic [3] |
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1/ | 30 | . | . | . | having five or less carbon atoms [3] |
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1/ | 32 | . | Processes using, or culture media containing, lower alkanols, i.e. C1 to C6 [3] |
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1/ | 34 | . | Processes using foam culture [3] |
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1/ | 36 | . | Adaptation or attenuation of cells [3] |
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1/ | 38 | . | Chemical stimulation of growth or activity by addition of chemical compounds which are not essential growth factors; Stimulation of growth by removal of a chemical compound (C12N 1/34 takes precedence) [3] |
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3/ | 00 | Spore-forming or isolating processes [3] |
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5/ | 00 | Undifferentiated human, animal or plant cells, e.g. cell lines; Tissues; Cultivation or maintenance thereof; Culture media therefor (plant reproduction by tissue culture techniques A01H 4/00) [3,5] |
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5/ | 02 | . | Propagation of single cells or cells in suspension; Maintenance thereof; Culture media therefor [3] |
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5/ | 04 | . | Plant cells or tissues [5] |
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5/ | 06 | . | Animal cells or tissues [5] |
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5/ | 08 | . | Human cells or tissues [5] |
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5/ | 10 | . | Cells modified by introduction of foreign genetic material, e.g. virus-transformed cells [5] |
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5/ | 12 | . | . | Fused cells, e.g. hybridomas [5] |
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5/ | 14 | . | . | . | Plant cells [5] |
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5/ | 16 | . | . | . | Animal cells [5] |
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5/ | 18 | . | . | . | . | Murine cells, e.g. mouse cells [5] |
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5/ | 20 | . | . | . | . | . | one of the fusion partners being a B lymphocyte [5] |
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5/ | 22 | . | . | . | Human cells [5] |
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5/ | 24 | . | . | . | . | one of the fusion partners being a B lymphocyte [5] |
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5/ | 26 | . | . | . | Cells resulting from interspecies fusion [5] |
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5/ | 28 | . | . | . | . | one of the fusion partners being a human cell [5] |
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7/ | 00 | Viruses, e.g. bacteriophages; Compositions thereof; Preparation or purification thereof (medicinal preparations containing viruses A61K 35/76; preparing medicinal viral antigen or antibody compositions, e.g. virus vaccines, A61K 39/00) [3] |
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7/ | 01 | . | Viruses, e.g. bacteriophages, modified by introduction of foreign genetic material (vectors C12N 15/00) [5] |
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7/ | 02 | . | Recovery or purification [3] |
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7/ | 04 | . | Inactivation or attenuation; Producing viral sub-units [3] |
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7/ | 06 | . | . | by chemical treatment [3] |
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7/ | 08 | . | . | by serial passage of virus [3] |
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9/ | 00 | Enzymes, e.g. ligases (6.); Proenzymes; Compositions thereof (preparations containing enzymes for cleaning teeth A61K 7/28; medicinal preparations containing enzymes or proenzymes A61K 38/43; enzyme containing detergent compositions C11D); Processes for preparing, activating, inhibiting, separating, or purifying enzymes (preparation of malt C12C 1/00) [3] |
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| Note |
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| In this group: |
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| – | proenzymes are classified with the corresponding enzymes; [5] |
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| – | enzymes are generally categorised according to the "Nomenclature and Classification of Enzymes" of the International Commission on Enzymes. Where appropriate, this designation appears in the subgroups below in parenthesis. [3] |
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9/ | 02 | . | Oxidoreductases (1.), e.g. luciferase [3] |
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9/ | 04 | . | . | acting on CHOH groups as donors, e.g. glucose oxidase, lactate dehydrogenase (1.1) [3] |
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9/ | 06 | . | . | acting on nitrogen containing compounds as donors (1.4, 1.5, 1.7) [3] |
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9/ | 08 | . | . | acting on hydrogen peroxide as acceptor (1.11) [3] |
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9/ | 10 | . | Transferases (2.) (ribonucleases C12N 9/22) [3] |
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9/ | 12 | . | . | transferring phosphorus containing groups, e.g. kinases (2.7) [3] |
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9/ | 14 | . | Hydrolases (3.) [3] |
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9/ | 16 | . | . | acting on ester bonds (3.1) [3] |
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9/ | 18 | . | . | . | Carboxylic ester hydrolases [3] |
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9/ | 20 | . | . | . | . | Triglyceride splitting, e.g. by means of lipase [3] |
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9/ | 22 | . | . | . | Ribonucleases [3] |
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9/ | 24 | . | . | acting on glycosyl compounds (3.2) [3] |
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9/ | 26 | . | . | . | acting on alpha-1, 4-glucosidic bonds, e.g. hyaluronidase, invertase, amylase [3] |
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9/ | 28 | . | . | . | . | Alpha-amylase from microbial source, e.g. bacterial amylase [3] |
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9/ | 30 | . | . | . | . | . | Fungal source [3] |
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9/ | 32 | . | . | . | . | Alpha-amylase from plant source [3] |
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9/ | 34 | . | . | . | . | Glucoamylase [3] |
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9/ | 36 | . | . | . | acting on beta-1, 4 bonds between N-acetylmuramic acid and 2-acetylamino 2-deoxy-D-glucose, e.g. lysozyme [3] |
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9/ | 38 | . | . | . | acting on beta-galactose-glycoside bonds, e.g. beta-galactosidase [3] |
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9/ | 40 | . | . | . | acting on alpha-galactose-glycoside bonds, e.g. alpha-galactosidase [3] |
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9/ | 42 | . | . | . | acting on beta-1, 4-glucosidic bonds, e.g. cellulase [3] |
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9/ | 44 | . | . | . | acting on alpha-1, 6-glucosidic bonds, e.g. isoamylase, pullulanase [3] |
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9/ | 46 | . | . | . | . | Dextranase [3] |
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9/ | 48 | . | . | acting on peptide bonds, e.g. thromboplastin, leucine aminopeptidase (3.4) [3] |
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9/ | 50 | . | . | . | Proteinases [3] |
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9/ | 52 | . | . | . | . | derived from bacteria [3] |
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9/ | 54 | . | . | . | . | . | bacteria being Bacillus [3] |
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9/ | 56 | . | . | . | . | . | . | Bacillus subtilis or Bacillus licheniformis [3] |
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9/ | 58 | . | . | . | . | derived from fungi [3] |
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9/ | 60 | . | . | . | . | . | from yeast [3] |
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9/ | 62 | . | . | . | . | . | from Aspergillus [3] |
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9/ | 64 | . | . | . | . | derived from animal tissue, e.g. rennin [3] |
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9/ | 66 | . | . | . | Elastase [3] |
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9/ | 68 | . | . | . | Plasmin, i.e. fibrinolysin [3] |
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9/ | 70 | . | . | . | Streptokinase [3] |
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9/ | 72 | . | . | . | Urokinase [3] |
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9/ | 74 | . | . | . | Thrombin [3] |
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9/ | 76 | . | . | . | Trypsin; Chymotrypsin [3] |
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9/ | 78 | . | . | acting on carbon to nitrogen bonds other than peptide bonds (3.5) [3] |
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9/ | 80 | . | . | . | acting on amide bonds in linear amides [3] |
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9/ | 82 | . | . | . | . | Asparaginase [3] |
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9/ | 84 | . | . | . | . | Penicillin amidase [3] |
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9/ | 86 | . | . | . | acting on amide bonds in cyclic amides, e.g. penicillinase [3] |
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9/ | 88 | . | Lyases (4.) [3] |
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9/ | 90 | . | Isomerases (5.) [3] |
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9/ | 92 | . | . | Glucose isomerase [3] |
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9/ | 94 | . | Pancreatin [3] |
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9/ | 96 | . | Stabilising an enzyme by forming an adduct or a composition; Forming enzyme conjugates [3] |
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9/ | 98 | . | Preparation of granular or free-flowing enzyme compositions (C12N 9/96 takes precedence) [3] |
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9/ | 99 | . | Enzyme inactivation by chemical treatment [3] |
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 | C12N 11/00 - C12N 15/90 |
