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Patent (130018) 130018
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chemistry (135467) 135467
metallurgy (129997) 129997
electricity (127714) 127714
basic electric elements (126398) 126398
conductors (125281) 125281
cables (124547) 124547
insulators (124524) 124524
selection of materials for their conductive, insulating ordielectric properties (124452) 124452
compositions based thereon (124294) 124294
organic macromolecular compounds (124294) 124294
their preparation or chemical working-up (124294) 124294
compositions of macromolecular compounds (76213) 76213
use of inorganic or non-macromolecular organic substances ascompounding ingredients (62367) 62367
macromolecular compounds obtained otherwise than by reactionsonly involving unsaturated carbon-to-carbon bonds (39821) 39821
dyes (32473) 32473
adhesives (32349) 32349
paints (32298) 32298
polishes (32291) 32291
miscellaneous applications of materials (32290) 32290
miscellaneous compositions (32290) 32290
natural resins (32290) 32290
after-treatment not covered by subclasses c08b, c08c, c08f,c08g (29773) 29773
general processes of compounding (29773) 29773
working-up (29773) 29773
transporting (27467) 27467
performing operations (27449) 27449
general tagging of cross-sectional technologies spanning over several sections of the ipc (25234) 25234
general tagging of new technological developments (25234) 25234
technical subjects covered by former uspc cross-reference art collections [xracs] and digests (25234) 25234
inks (20023) 20023
chemical paint or ink removers (19994) 19994
coating compositions, e.g. paints, varnishes orlacquers (19994) 19994
correcting fluids (19994) 19994
filling pastes (19994) 19994
pastes or solids for colouring or printing (19994) 19994
use of materials therefor (19994) 19994
woodstains (19994) 19994
macromolecular compounds obtained by reactions only involvingcarbon-to-carbon unsaturated bonds (17189) 17189
technical subjects covered by former uspc (16142) 16142
physics (15820) 15820
organic chemistry (15585) 15585
processes or means, e.g. batteries, for the direct conversionof chemical into electrical energy (15277) 15277
electric techniques not otherwise provided for (14734) 14734
semiconductor devices (14526) 14526
electric solid state devices not otherwise provided for (14277) 14277
technical subjects covered by former us classification (13961) 13961
printed circuits (12304) 12304
casings or constructional details of electric apparatus (12275) 12275
manufacture of assemblages of electrical components (12275) 12275
science & technology (10379) 10379
technologies or applications for mitigation or adaptation againstclimate change (10260) 10260
layered products (9007) 9007
layered products, i.e. products built-up of strata of flat ornon-flat, e.g. cellular or honeycomb, form (9007) 9007
physical sciences (8730) 8730
working of plastics (8177) 8177
working of substances in a plastic state, in general (8177) 8177
exact sciences and technology (7758) 7758
materials for miscellaneous applications, not provided forelsewhere (7635) 7635
after-treatment of the shaped products, e.g. repairing (7180) 7180
shaping of material in a plastic state, not otherwise providedfor (7180) 7180
shaping or joining of plastics (7180) 7180
capacitors (6630) 6630
capacitors, rectifiers, detectors, switching devices orlight-sensitive devices, of the electrolytic type (6550) 6550
adhesive processes not provided for elsewhere (6394) 6394
non-mechanical aspects of adhesive processes in general (6394) 6394
use of materials as adhesives (6394) 6394
reduction of greenhouse gas [ghg] emissions, related to energygeneration, transmission or distribution (5635) 5635
heterocyclic compounds (5187) 5187
acyclic or carbocyclic compounds (5172) 5172
climate change mitigation technologies in the production orprocessing of goods (4854) 4854
materials science (4829) 4829
nanotechnology (4753) 4753
technology (4637) 4637
inorganic chemistry (4614) 4614
physical or chemical processes or apparatus in general (4580) 4580
applied sciences (4146) 4146
technical subjects covered by former uspc cross-reference artcollections [xracs] and digests (4086) 4086
manufacture or treatment of nanostructures (4051) 4051
measurement or analysis of nanostructures (4051) 4051
specific uses or applications of nanostructures (4051) 4051
optics (4001) 4001
organic polymers (3755) 3755
physicochemistry of polymers (3677) 3677
materials science, multidisciplinary (3379) 3379
textiles (3291) 3291
holography (3240) 3240
photography (3236) 3236
applying liquids or other fluent materials to surfaces, in general (3235) 3235
spraying or atomising in general (3235) 3235
cinematography (3231) 3231
electrography (3231) 3231
processes for applying liquids or other fluent materials tosurfaces, in general (3185) 3185
acyclic, carbocyclic or heterocyclic compounds containingelements other than carbon, hydrogen, halogen, oxygen, nitrogen,sulfur, selenium or tellurium (3044) 3044
indexing scheme associated with subclasses b29b, b29c or b29d, relating to moulding materials (3026) 3026
generation (2812) 2812
conversion or distribution of electric power (2811) 2811
chemical or physical processes, e.g. catalysis or colloidchemistry (2681) 2681
their relevant apparatus (2681) 2681
apparatus therefor (2617) 2617
compounds thereof (2522) 2522
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Gerstein Science - Stacks (99) 99
Online Resources - Online (44) 44
Engineering & Comp. Sci. - Stacks (27) 27
Collection Dvlpm't (Acquisitions) - Vendor file (18) 18
Physics - Stacks (17) 17
Collection Dvlpm't (Acquisitions) - Closed Orders (12) 12
UofT at Mississauga - Stacks (10) 10
Chemistry (A D Allen) - Stacks (6) 6
UTL at Downsview - May be requested (3) 3
UofT at Scarborough - Stacks (3) 3
Gerstein Science - Searching (1) 1
Media Commons - Microtexts (1) 1
Physics - Circulation Desk (1) 1
Physics - Reference (1) 1
UofT at Mississauga - Course Reserves (1) 1
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English (131029) 131029
French (22726) 22726
German (18510) 18510
Chinese (17819) 17819
Japanese (8058) 8058
Korean (5920) 5920
Spanish (2139) 2139
Portuguese (1303) 1303
Russian (665) 665
Swedish (595) 595
Finnish (544) 544
Dutch (493) 493
Italian (479) 479
Norwegian (457) 457
Danish (428) 428
Polish (157) 157
Romanian (77) 77
Czech (56) 56
Hungarian (53) 53
Turkish (50) 50
Ukrainian (40) 40
Bulgarian (23) 23
Indonesian (21) 21
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Hebrew (11) 11
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Arabic (5) 5
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Serbian (4) 4
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Breton (1) 1
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