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agriculture (846990) 846990
animal husbandry (846855) 846855
forestry (846851) 846851
fishing (846846) 846846
biocides, e.g. as disinfectants, as pesticides, as herbicides (846843) 846843
human necessities (846843) 846843
hunting (846843) 846843
pest repellants or attractants (846843) 846843
plant growth regulators (846843) 846843
preservation of bodies of humans or animals or plants or partsthereof (846843) 846843
trapping (846843) 846843
chemistry (470664) 470664
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heterocyclic compounds (225773) 225773
hygiene (174391) 174391
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preparations for medical, dental, or toilet purposes (143802) 143802
acyclic or carbocyclic compounds (114808) 114808
microbiology (69154) 69154
biochemistry (68446) 68446
enzymology (68367) 68367
vinegar (68366) 68366
wine (68364) 68364
beer (68362) 68362
mutation or genetic engineering (68362) 68362
spirits (68362) 68362
specific therapeutic activity of chemical compounds ormedicinal preparations (57507) 57507
culture media (57004) 57004
compositions thereof (56964) 56964
microorganisms or enzymes (56964) 56964
propagating, preserving or maintaining microorganisms (56964) 56964
performing operations (56678) 56678
transporting (56678) 56678
acyclic, carbocyclic or heterocyclic compounds containingelements other than carbon, hydrogen, halogen, oxygen, nitrogen,sulfur, selenium or tellurium (47554) 47554
chemical aspects of bandages, dressings, absorbent pads, orsurgical articles (36085) 36085
disinfection, sterilisation, or deodorisation of air (36085) 36085
materials for bandages, dressings, absorbent pads, or surgicalarticles (36085) 36085
methods or apparatus for sterilising materials or objects ingeneral (36085) 36085
general tagging of cross-sectional technologies spanning over several sections of the ipc (30484) 30484
general tagging of new technological developments (30484) 30484
technical subjects covered by former uspc cross-reference art collections [xracs] and digests (30484) 30484
adhesives (29895) 29895
dyes (29894) 29894
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organic macromolecular compounds (29847) 29847
their preparation or chemical working-up (29847) 29847
physical or chemical processes or apparatus in general (27112) 27112
foods or foodstuffs (26084) 26084
their treatment, not covered by other classes (26084) 26084
detergents (23420) 23420
candles (23388) 23388
animal and vegetable oils, fats, fatty substances and waxes (23387) 23387
fatty acids therefrom (23387) 23387
peptides (22398) 22398
specific use of cosmetics or similar toiletpreparations (21805) 21805
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recovery of glycerol (21178) 21178
resin soaps (21178) 21178
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processes using microorganisms (20883) 20883
manufacture thereof (20155) 20155
fertilisers (20028) 20028
horticulture (19578) 19578
cultivation of vegetables, flowers, rice, fruit, vines, hopsor seaweed (19554) 19554
watering (19554) 19554
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treatment of water, waste water, sewage, or sludge (17532) 17532
chemical paint or ink removers (17313) 17313
coating compositions, e.g. paints, varnishes orlacquers (17313) 17313
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filling pastes (17313) 17313
inks (17313) 17313
pastes or solids for colouring or printing (17313) 17313
use of materials therefor (17313) 17313
woodstains (17313) 17313
foods, foodstuffs, or non-alcoholic beverages, not covered bysubclasses a23b - a23j (16780) 16780
preservation of foods or foodstuffs, in general (16780) 16780
their preparation or treatment, e.g. cooking, modification ofnutritive qualities, physical treatment (16780) 16780
chemical or physical processes, e.g. catalysis or colloidchemistry (16760) 16760
their relevant apparatus (16760) 16760
derivatives thereof (16667) 16667
fermentation or enzyme-using processes to synthesise a desiredchemical compound or composition or to separate optical isomersfrom a racemic mixture (16136) 16136
apparatus for the destruction of noxious animals or noxiousplants (15574) 15574
catching, trapping or scaring of animals (15574) 15574
fertilisers characterised by their form (14864) 14864
mixtures of fertilisers covered individually by differentsubclasses of class c05 (14864) 14864
mixtures of one or more fertilisers with materials not havinga specific fertilising activity, e.g. pesticides,soil-conditioners, wetting agents (14864) 14864
textiles (14728) 14728
nucleic acids (14377) 14377
technical subjects covered by former uspc cross-reference artcollections [xracs] and digests (14375) 14375
sugars (14366) 14366
nucleotides (14361) 14361
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Gerstein Science - Stacks (21) 21
Engineering & Comp. Sci. - Stacks (6) 6
Collection Dvlpm't (Acquisitions) - Closed Orders (3) 3
Collection Dvlpm't (Acquisitions) - Vendor file (2) 2
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UTL at Downsview - May be requested (1) 1
UofT at Mississauga - Stacks (1) 1
UofT at Scarborough - Stacks (1) 1
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English (668030) 668030
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Chinese (95226) 95226
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Portuguese (26167) 26167
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Journal Article
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