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human necessities (230675) 230675
hygiene (228654) 228654
medical or veterinary science (228644) 228644
baby comforters (227845) 227845
containers specially adapted for medical or pharmaceuticalpurposes (227845) 227845
devices for administering food or medicines orally (227845) 227845
devices for receiving spittle (227845) 227845
devices or methods specially adapted for bringingpharmaceutical products into particular physical oradministering forms (227845) 227845
transporting (104508) 104508
performing operations (104504) 104504
packing (73400) 73400
conveying (73396) 73396
handling thin or filamentary material (73396) 73396
storing (73396) 73396
accessories, closures, or fittings therefor (59448) 59448
containers for storage or transport of articles or materials,e.g. bags, barrels, bottles, boxes, cans, cartons, crates,drums, jars, tanks, hoppers, forwarding containers (59448) 59448
packages (59448) 59448
packaging elements (59448) 59448
devices for introducing media into, or onto, the body (55529) 55529
devices for producing or ending sleep or stupor (55529) 55529
devices for transducing body media or for taking media fromthe body (55529) 55529
preparations for medical, dental, or toilet purposes (38296) 38296
physics (35135) 35135
general tagging of cross-sectional technologies spanning over several sections of the ipc (23294) 23294
general tagging of new technological developments (23294) 23294
technical subjects covered by former uspc cross-reference art collections [xracs] and digests (23294) 23294
technical subjects covered by former uspc (21110) 21110
machines, apparatus or devices for, or methods of, packagingarticles or materials (16650) 16650
unpacking (16650) 16650
counting (15928) 15928
calculating (15927) 15927
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physical or chemical processes or apparatus in general (15635) 15635
identification (12832) 12832
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testing (11459) 11459
measuring (11453) 11453
specific therapeutic activity of chemical compounds ormedicinal preparations (10784) 10784
technical subjects covered by former uspc cross-reference artcollections [xracs] and digests (10356) 10356
data processing systems or methods, specially adapted foradministrative, commercial, financial, managerial, supervisoryor forecasting purposes (10132) 10132
systems or methods specially adapted for administrative,commercial, financial, managerial, supervisory or forecastingpurposes, not otherwise provided for (10132) 10132
mechanical engineering (9484) 9484
heating (9480) 9480
blasting (9477) 9477
lighting (9477) 9477
weapons (9477) 9477
working of plastics (9333) 9333
working of substances in a plastic state, in general (9333) 9333
after-treatment of the shaped products, e.g. repairing (8547) 8547
shaping of material in a plastic state, not otherwise providedfor (8547) 8547
shaping or joining of plastics (8547) 8547
prostheses (8050) 8050
bandages, dressings or absorbent pads (8049) 8049
devices providing patency to, or preventing collapsing of,tubular structures of the body, e.g. stents (8049) 8049
filters implantable into blood vessels (8049) 8049
first-aid kits (8049) 8049
fomentation (8049) 8049
orthopaedic, nursing or contraceptive devices (8049) 8049
treatment or protection of eyes or ears (8049) 8049
bottles, jars or similar containers (7546) 7546
liquid handling (7546) 7546
opening, closing (7546) 7546
checking-devices (7543) 7543
chemical aspects of bandages, dressings, absorbent pads, orsurgical articles (7361) 7361
disinfection, sterilisation, or deodorisation of air (7361) 7361
materials for bandages, dressings, absorbent pads, or surgicalarticles (7361) 7361
methods or apparatus for sterilising materials or objects ingeneral (7361) 7361
electric digital data processing (7307) 7307
furniture (7110) 7110
coffee mills (7108) 7108
domestic articles or appliances (7108) 7108
spice mills (7108) 7108
suction cleaners in general (7108) 7108
layered products (7097) 7097
layered products, i.e. products built-up of strata of flat ornon-flat, e.g. cellular or honeycomb, form (7097) 7097
coin-freed or like apparatus (6786) 6786
chemical or physical processes, e.g. catalysis or colloidchemistry (6486) 6486
their relevant apparatus (6486) 6486
compositions based thereon (6438) 6438
organic macromolecular compounds (6438) 6438
their preparation or chemical working-up (6438) 6438
foods or foodstuffs (6053) 6053
their treatment, not covered by other classes (6053) 6053
investigating or analysing materials by determining theirchemical or physical properties (5742) 5742
electricity (5601) 5601
applying liquids or other fluent materials to surfaces, in general (5552) 5552
spraying or atomising in general (5552) 5552
dispensing, delivering or transferring liquids, not otherwiseprovided for (5451) 5451
indexing scheme associated with subclass b29c, relating to particulararticles (4696) 4696
compositions of macromolecular compounds (4339) 4339
vehicles in general (4054) 4054
chemical or physical laboratory apparatus for general use (3966) 3966
pneumatic tube conveyors (3950) 3950
shop conveyor systems (3950) 3950
transport or storage devices, e.g. conveyors for loading ortipping (3950) 3950
forestry (3917) 3917
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Engineering & Comp. Sci. - Stacks (13) 13
UTL at Downsview - May be requested (9) 9
Robarts - Stacks (5) 5
Architecture Landscape (Shore + Moffat) - Stacks (4) 4
Online Resources - Online (4) 4
Collection Dvlpm't (Acquisitions) - Vendor file (3) 3
Collection Dvlpm't (Acquisitions) - Closed Orders (2) 2
Gerstein Science - Stacks (2) 2
Royal Ontario Museum - Stacks (2) 2
St. Michael's College (John M. Kelly) - 2nd Floor (2) 2
Business (Joseph L Rotman) - Stacks (1) 1
Engineering & Comp. Sci. - Special Collections (1) 1
OISE - Curriculum Resources (1) 1
UofT at Scarborough - Stacks (1) 1
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English (201822) 201822
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