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general tagging of cross-sectional technologies spanning over several sections of the ipc (22027) 22027
general tagging of new technological developments (22027) 22027
technical subjects covered by former uspc cross-reference art collections [xracs] and digests (22027) 22027
human necessities (21918) 21918
technologies or applications for mitigation or adaptation againstclimate change (21764) 21764
agriculture (20519) 20519
horticulture (20361) 20361
forestry (20346) 20346
animal husbandry (20318) 20318
fishing (20318) 20318
hunting (20318) 20318
trapping (20318) 20318
cultivation of vegetables, flowers, rice, fruit, vines, hopsor seaweed (20247) 20247
watering (20247) 20247
climate change mitigation technologies in the production orprocessing of goods (16993) 16993
technologies for adaptation to climate change (3886) 3886
chemistry (3358) 3358
metallurgy (3311) 3311
fixed constructions (2650) 2650
foods or foodstuffs (1955) 1955
their treatment, not covered by other classes (1955) 1955
fertilisers (1952) 1952
manufacture thereof (1952) 1952
sewerage (1827) 1827
water supply (1827) 1827
installations or methods for obtaining, collecting, ordistributing water (1783) 1783
heating (1778) 1778
blasting (1777) 1777
lighting (1777) 1777
mechanical engineering (1777) 1777
weapons (1777) 1777
climate change mitigation technologies related to wastewatertreatment or waste management (1644) 1644
fertilisers characterised by their form (1525) 1525
mixtures of fertilisers covered individually by differentsubclasses of class c05 (1525) 1525
mixtures of one or more fertilisers with materials not havinga specific fertilising activity, e.g. pesticides,soil-conditioners, wetting agents (1525) 1525
care of birds, fishes, insects (1385) 1385
new breeds of animals (1385) 1385
rearing or breeding animals, not otherwise provided for (1385) 1385
planting (1354) 1354
fertilising (1353) 1353
sowing (1353) 1353
organic fertilisers not covered by subclasses c05b, c05c, e.g. fertilisers from waste or refuse (1283) 1283
performing operations (1214) 1214
transporting (1214) 1214
chemical ripening of fruit or vegetables (1023) 1023
preserving, e.g. by canning, meat, fish, eggs, fruit,vegetables, edible seeds (1023) 1023
the preserved, ripened, or canned products (1023) 1023
functional features or details of lighting devices or systemsthereof (962) 962
structural combinations of lighting devices with otherarticles, not otherwise provided for (962) 962
fruit development (888) 888
treatment of water, waste water, sewage, or sludge (730) 730
apparatus for preparing animal feeding- stuffs (722) 722
machines or apparatus for treating harvested fruit, vegetablesor flower bulbs in bulk, not otherwise provided for (722) 722
peeling vegetables or fruit in bulk (722) 722
climate change mitigation technologies related to buildings,e.g. housing, house appliances or related end-userapplications (716) 716
indexing scheme associated with subclasses f21k, f21l, f21sand f21v, relating to theform or the kind of the light sources or of the colour of thelight emitted (710) 710
non-portable lighting devices (707) 707
systems thereof (707) 707
vehicle lighting devices specially adapted for vehicleexteriors (707) 707
building (683) 683
electricity (682) 682
physics (677) 677
science & technology (620) 620
life sciences & biomedicine (605) 605
phosphatic fertilisers (532) 532
fertilisers producing carbon dioxide (473) 473
inorganic fertilisers not covered by subclasses c05b, c05c (473) 473
technical subjects covered by former uspc (395) 395
gutters (385) 385
roof coverings (385) 385
roof-working tools (385) 385
sky-lights (385) 385
controlling (371) 371
regulating (371) 371
plant sciences (360) 360
parts, details, or accessories of agricultural machines orimplements, in general (356) 356
soil working in agriculture or forestry (356) 356
apparatus for the destruction of noxious animals or noxiousplants (349) 349
catching, trapping or scaring of animals (349) 349
foods, foodstuffs, or non-alcoholic beverages, not covered bysubclasses a23b - a23j (330) 330
preservation of foods or foodstuffs, in general (330) 330
their preparation or treatment, e.g. cooking, modification ofnutritive qualities, physical treatment (330) 330
generation (327) 327
conversion or distribution of electric power (326) 326
technical subjects covered by former us classification (325) 325
physical or chemical processes or apparatus in general (322) 322
foundations (317) 317
hydraulic engineering (317) 317
soil shifting (317) 317
drying (302) 302
drying solid materials or objects by removing liquid therefrom (301) 301
fodder (287) 287
plant growth regulators (254) 254
reduction of greenhouse gas [ghg] emissions, related to energygeneration, transmission or distribution (249) 249
circuit arrangements or systems for supplying or distributingelectric power (247) 247
systems for storing electric energy (247) 247
biocides, e.g. as disinfectants, as pesticides, as herbicides (246) 246
pest repellants or attractants (246) 246
preservation of bodies of humans or animals or plants or partsthereof (246) 246
biochemistry (239) 239
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English (21526) 21526
Chinese (20856) 20856
Japanese (1303) 1303
French (715) 715
Portuguese (19) 19
Spanish (7) 7
German (2) 2
Croatian (1) 1
Persian (1) 1
Polish (1) 1
Romanian (1) 1
Swedish (1) 1
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Journal Article
Journal Article