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artificial stone (895134) 895134
cements (895134) 895134
ceramics (895134) 895134
chemistry (895134) 895134
compositions thereof, e.g. mortars, concrete or like buildingmaterials (895134) 895134
concrete (895134) 895134
lime, magnesia (895134) 895134
metallurgy (895134) 895134
refractories (895134) 895134
slag (895134) 895134
treatment of natural stone (895134) 895134
performing operations (240667) 240667
transporting (240667) 240667
general tagging of cross-sectional technologies spanning over several sections of the ipc (169340) 169340
general tagging of new technological developments (169340) 169340
technical subjects covered by former uspc cross-reference art collections [xracs] and digests (169340) 169340
electricity (133314) 133314
basic electric elements (119667) 119667
technologies or applications for mitigation or adaptation againstclimate change (109753) 109753
inorganic chemistry (83912) 83912
blasting (83343) 83343
heating (83343) 83343
lighting (83343) 83343
mechanical engineering (83343) 83343
weapons (83343) 83343
adhesives (74725) 74725
dyes (74725) 74725
miscellaneous applications of materials (74725) 74725
miscellaneous compositions (74725) 74725
natural resins (74725) 74725
paints (74725) 74725
polishes (74725) 74725
fixed constructions (72550) 72550
technical subjects covered by former uspc (71451) 71451
climate change mitigation technologies related to wastewatertreatment or waste management (67664) 67664
compositions based thereon (66641) 66641
organic macromolecular compounds (66641) 66641
their preparation or chemical working-up (66641) 66641
physical or chemical processes or apparatus in general (62999) 62999
technical subjects covered by former us classification (56678) 56678
working cement, clay, or stone (55732) 55732
electric solid state devices not otherwise provided for (48163) 48163
semiconductor devices (48163) 48163
shaping clay or other ceramic compositions, slag, or mixturescontaining cementitious material, e.g. plaster (48153) 48153
compounds thereof (43215) 43215
building (43154) 43154
non-metallic elements (43059) 43059
materials for miscellaneous applications, not provided forelsewhere (41445) 41445
glass (40788) 40788
mineral or slag wool (40788) 40788
chemical surface treatment (40260) 40260
coating by vacuum evaporation, by sputtering, by ion implantationor by chemical vapour deposition, in general (40260) 40260
coating material with metallic material (40260) 40260
coating metallic material (40260) 40260
diffusion treatment of metallic material (40260) 40260
inhibiting corrosion of metallic material or incrustation ingeneral (40260) 40260
chemical or physical processes, e.g. catalysis or colloidchemistry (39926) 39926
their relevant apparatus (39926) 39926
layered products (39768) 39768
layered products, i.e. products built-up of strata of flat ornon-flat, e.g. cellular or honeycomb, form (39768) 39768
cables (37610) 37610
conductors (37610) 37610
insulators (37610) 37610
selection of materials for their conductive, insulating ordielectric properties (37610) 37610
coating by vacuum evaporation, by sputtering, by ionimplantation or by chemical vapour deposition, in general (37000) 37000
surface treatment of metallic material by diffusion into thesurface, by chemical conversion or substitution (37000) 37000
climate change mitigation technologies in the production orprocessing of goods (36531) 36531
casting (36242) 36242
powder metallurgy (36242) 36242
furnaces (35701) 35701
kilns (35701) 35701
ovens (35701) 35701
retorts (35701) 35701
chemical composition of glasses, glazes, or vitreousenamels (34039) 34039
joining glass to glass or other materials (34039) 34039
surface treatment of fibres or filaments made from glass,minerals or slags (34039) 34039
surface treatment of glass (34039) 34039
compounds containing metals not covered by subclassesc01d or c01f (31310) 31310
compositions of macromolecular compounds (30869) 30869
physics (30109) 30109
separation (28876) 28876
human necessities (27501) 27501
chemical paint or ink removers (27107) 27107
coating compositions, e.g. paints, varnishes orlacquers (27107) 27107
correcting fluids (27107) 27107
filling pastes (27107) 27107
inks (27107) 27107
pastes or solids for colouring or printing (27107) 27107
use of materials therefor (27107) 27107
woodstains (27107) 27107
details or accessories of furnaces, kilns, ovens, or retorts,in so far as they are of kinds occurring in more than one kindof furnace (25567) 25567
ferrous or non-ferrous alloys (25474) 25474
treatment of alloys or non-ferrous metals (25474) 25474
textiles (24365) 24365
electric techniques not otherwise provided for (24241) 24241
use of inorganic or non-macromolecular organic substances ascompounding ingredients (23980) 23980
technical subjects covered by former uspc cross-reference artcollections [xracs] and digests (21825) 21825
making metallic powder (20728) 20728
manufacture of articles from metallic powder (20728) 20728
working metallic powder (20728) 20728
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English (734782) 734782
Chinese (154131) 154131
French (126282) 126282
German (112810) 112810
Korean (33262) 33262
Japanese (25239) 25239
Russian (23913) 23913
Spanish (16305) 16305
Portuguese (8684) 8684
Italian (5290) 5290
Danish (4492) 4492
Norwegian (4330) 4330
Swedish (4181) 4181
Finnish (3542) 3542
Dutch (2941) 2941
Polish (2799) 2799
Czech (1539) 1539
Ukrainian (1309) 1309
Romanian (1306) 1306
Turkish (735) 735
Hungarian (644) 644
Slovenian (418) 418
Slovak (342) 342
Bulgarian (319) 319
Greek (213) 213
Croatian (199) 199
Latvian (154) 154
Indonesian (151) 151
Arabic (148) 148
Lithuanian (142) 142
Serbian (122) 122
Icelandic (108) 108
Hebrew (101) 101
Estonian (80) 80
Bosnian (9) 9
Moldavian (2) 2
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