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Patent (319400) 319400
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capacitors (319556) 319556
electricity (318910) 318910
basic electric elements (318810) 318810
capacitors, rectifiers, detectors, switching devices orlight-sensitive devices, of the electrolytic type (318620) 318620
general tagging of cross-sectional technologies spanning over several sections of the ipc (83030) 83030
general tagging of new technological developments (83030) 83030
technical subjects covered by former uspc cross-reference art collections [xracs] and digests (83030) 83030
chemistry (70448) 70448
metallurgy (69974) 69974
technologies or applications for mitigation or adaptation againstclimate change (61605) 61605
reduction of greenhouse gas [ghg] emissions, related to energygeneration, transmission or distribution (57101) 57101
processes or means, e.g. batteries, for the direct conversionof chemical into electrical energy (53297) 53297
performing operations (40574) 40574
transporting (40574) 40574
semiconductor devices (39239) 39239
electric solid state devices not otherwise provided for (39228) 39228
technical subjects covered by former uspc (30668) 30668
technical subjects covered by former us classification (28750) 28750
conductors (28419) 28419
insulators (28406) 28406
cables (28404) 28404
selection of materials for their conductive, insulating ordielectric properties (28404) 28404
electric techniques not otherwise provided for (26355) 26355
printed circuits (24994) 24994
casings or constructional details of electric apparatus (24990) 24990
manufacture of assemblages of electrical components (24990) 24990
ceramics (19342) 19342
concrete (19319) 19319
artificial stone (19318) 19318
cements (19318) 19318
compositions thereof, e.g. mortars, concrete or like buildingmaterials (19318) 19318
lime, magnesia (19318) 19318
refractories (19318) 19318
slag (19318) 19318
treatment of natural stone (19318) 19318
compositions based thereon (15373) 15373
organic macromolecular compounds (15373) 15373
their preparation or chemical working-up (15373) 15373
inorganic chemistry (14193) 14193
resistors (13672) 13672
physics (12885) 12885
climate change mitigation technologies in the production orprocessing of goods (11116) 11116
transformers (9988) 9988
inductances (9980) 9980
magnets (9980) 9980
selection of materials for their magnetic properties (9980) 9980
basic electronic circuitry (9137) 9137
conversion or distribution of electric power (8927) 8927
generation (8927) 8927
compounds thereof (8783) 8783
non-metallic elements (8769) 8769
dyes (8570) 8570
adhesives (8537) 8537
paints (8537) 8537
miscellaneous applications of materials (8536) 8536
miscellaneous compositions (8536) 8536
natural resins (8536) 8536
polishes (8536) 8536
layered products (8432) 8432
layered products, i.e. products built-up of strata of flat ornon-flat, e.g. cellular or honeycomb, form (8432) 8432
apparatus therefor (8407) 8407
nanotechnology (8098) 8098
compositions of macromolecular compounds (7697) 7697
manufacture or treatment of nanostructures (7581) 7581
measurement or analysis of nanostructures (7581) 7581
specific uses or applications of nanostructures (7581) 7581
electrolytic or electrophoretic processes (7487) 7487
resonators (7085) 7085
impedance networks, e.g. resonant circuits (7084) 7084
climate change mitigation technologies related totransportation (7049) 7049
chemical surface treatment (6839) 6839
coating by vacuum evaporation, by sputtering, by ion implantationor by chemical vapour deposition, in general (6839) 6839
coating material with metallic material (6839) 6839
coating metallic material (6839) 6839
diffusion treatment of metallic material (6839) 6839
inhibiting corrosion of metallic material or incrustation ingeneral (6839) 6839
testing (6599) 6599
measuring (6579) 6579
organic chemistry (6409) 6409
compounds containing metals not covered by subclassesc01d or c01f (6080) 6080
ferrous or non-ferrous alloys (5901) 5901
treatment of alloys or non-ferrous metals (5901) 5901
coating by vacuum evaporation, by sputtering, by ionimplantation or by chemical vapour deposition, in general (5896) 5896
surface treatment of metallic material by diffusion into thesurface, by chemical conversion or substitution (5896) 5896
casting (5787) 5787
powder metallurgy (5787) 5787
macromolecular compounds obtained otherwise than by reactionsonly involving unsaturated carbon-to-carbon bonds (5763) 5763
making metallic powder (5367) 5367
manufacture of articles from metallic powder (5367) 5367
working metallic powder (5367) 5367
after-treatment not covered by subclasses c08b, c08c, c08f,c08g (5216) 5216
general processes of compounding (5216) 5216
working-up (5216) 5216
use of inorganic or non-macromolecular organic substances ascompounding ingredients (5202) 5202
alloys (5000) 5000
physical or chemical processes or apparatus in general (4792) 4792
electroforming (4227) 4227
processes for the electrolytic or electrophoretic productionof coatings (4227) 4227
indexing scheme relating to structural and physical aspects ofsolid inorganic compounds (3802) 3802
technical subjects covered by former uspc cross-reference artcollections [xracs] and digests (3584) 3584
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English (277086) 277086
Chinese (48145) 48145
French (37539) 37539
German (30804) 30804
Japanese (24911) 24911
Korean (16602) 16602
Spanish (1953) 1953
Russian (1683) 1683
Portuguese (984) 984
Italian (910) 910
Swedish (588) 588
Dutch (564) 564
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