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chemistry (161366) 161366
metallurgy (161366) 161366
chemical surface treatment (161325) 161325
coating by vacuum evaporation, by sputtering, by ion implantationor by chemical vapour deposition, in general (161325) 161325
coating material with metallic material (161325) 161325
coating metallic material (161325) 161325
diffusion treatment of metallic material (161325) 161325
inhibiting corrosion of metallic material or incrustation ingeneral (161325) 161325
multi-step processes for surface treatment of metallicmaterial involving at least one process provided for in classc23 and at least oneprocess covered by subclass c21d or c22f or class c25 (161285) 161285
non-mechanical removal of metallic material from surface (161285) 161285
electricity (56782) 56782
basic electric elements (48581) 48581
electric solid state devices not otherwise provided for (40725) 40725
semiconductor devices (40725) 40725
performing operations (38393) 38393
transporting (38393) 38393
coating by vacuum evaporation, by sputtering, by ionimplantation or by chemical vapour deposition, in general (27936) 27936
surface treatment of metallic material by diffusion into thesurface, by chemical conversion or substitution (27936) 27936
adhesives (23664) 23664
dyes (23664) 23664
miscellaneous applications of materials (23664) 23664
miscellaneous compositions (23664) 23664
natural resins (23664) 23664
paints (23664) 23664
polishes (23664) 23664
electric techniques not otherwise provided for (17262) 17262
physics (17130) 17130
general tagging of cross-sectional technologies spanning over several sections of the ipc (15865) 15865
general tagging of new technological developments (15865) 15865
technical subjects covered by former uspc cross-reference art collections [xracs] and digests (15865) 15865
materials for miscellaneous applications, not provided forelsewhere (15185) 15185
apparatus therefor (13800) 13800
technical subjects covered by former uspc (12499) 12499
blasting (12079) 12079
heating (12079) 12079
lighting (12079) 12079
mechanical engineering (12079) 12079
weapons (12079) 12079
electrolytic or electrophoretic processes (11945) 11945
electric discharge tubes or discharge lamps (11862) 11862
casings or constructional details of electric apparatus (10251) 10251
manufacture of assemblages of electrical components (10251) 10251
printed circuits (10251) 10251
treatment of water, waste water, sewage, or sludge (9457) 9457
cleaning or degreasing of metallic material by chemicalmethods other than electrolysis (9229) 9229
chemical paint or ink removers (7948) 7948
coating compositions, e.g. paints, varnishes orlacquers (7948) 7948
correcting fluids (7948) 7948
filling pastes (7948) 7948
inks (7948) 7948
pastes or solids for colouring or printing (7948) 7948
use of materials therefor (7948) 7948
woodstains (7948) 7948
electroforming (7709) 7709
processes for the electrolytic or electrophoretic productionof coatings (7709) 7709
technical subjects covered by former us classification (7654) 7654
physical or chemical processes or apparatus in general (7184) 7184
ferrous or non-ferrous alloys (6895) 6895
treatment of alloys or non-ferrous metals (6895) 6895
plasma technique (6448) 6448
production of accelerated electrically-charged particles or ofneutrons (6448) 6448
production or acceleration of neutral molecular or atomicbeams (6448) 6448
cinematography (6420) 6420
electrography (6420) 6420
holography (6420) 6420
photography (6420) 6420
organic chemistry (6333) 6333
compositions based thereon (6303) 6303
organic macromolecular compounds (6303) 6303
their preparation or chemical working-up (6303) 6303
apparatus specially adapted therefor (6055) 6055
materials therefor (6019) 6019
originals therefor (6019) 6019
photomechanical production of textured or patterned surfaces,e.g. for printing, for processing of semiconductordevices (6019) 6019
technical subjects covered by former uspc cross-reference artcollections [xracs] and digests (5897) 5897
applying liquids or other fluent materials to surfaces, in general (5781) 5781
spraying or atomising in general (5781) 5781
fuels (5585) 5585
lubricants (5585) 5585
peat (5585) 5585
petroleum, gas or coke industries (5585) 5585
technical gases containing carbon monoxide (5585) 5585
measuring (5225) 5225
testing (5225) 5225
human necessities (4758) 4758
alloys (4728) 4728
processes for applying liquids or other fluent materials tosurfaces, in general (4611) 4611
fixed constructions (4525) 4525
layered products (4474) 4474
layered products, i.e. products built-up of strata of flat ornon-flat, e.g. cellular or honeycomb, form (4474) 4474
machine tools (4463) 4463
metal-working not otherwise provided for (4463) 4463
engineering elements and units (4383) 4383
general measures for producing and maintaining effectivefunctioning of machines or installations (4383) 4383
thermal insulation in general (4383) 4383
chemical or physical processes, e.g. catalysis or colloidchemistry (3927) 3927
their relevant apparatus (3927) 3927
technologies or applications for mitigation or adaptation againstclimate change (3902) 3902
metallurgy of iron (3775) 3775
inorganic chemistry (3670) 3670
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English (136210) 136210
French (20994) 20994
German (18447) 18447
Chinese (18088) 18088
Korean (5774) 5774
Japanese (3644) 3644
Russian (2651) 2651
Spanish (2508) 2508
Portuguese (1318) 1318
Norwegian (1029) 1029
Italian (831) 831
Swedish (786) 786
Danish (749) 749
Dutch (623) 623
Finnish (560) 560
Polish (400) 400
Romanian (271) 271
Ukrainian (183) 183
Czech (156) 156
Hungarian (75) 75
Turkish (71) 71
Bulgarian (56) 56
Slovenian (33) 33
Indonesian (31) 31
Arabic (30) 30
Slovak (23) 23
Greek (20) 20
Serbian (13) 13
Croatian (10) 10
Lithuanian (10) 10
Hebrew (9) 9
Moldavian (8) 8
Latvian (7) 7
Estonian (6) 6
Icelandic (5) 5
Bosnian (1) 1
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06/2020
CHEMICAL SURFACE TREATMENT | MISCELLANEOUS APPLICATIONS OF MATERIALS | COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY IONIMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL | USE OF MATERIALS THEREFOR | FILLING PASTES | SPRAYING OR ATOMISING IN GENERAL | PROCESSES FOR APPLYING LIQUIDS OR OTHER FLUENT MATERIALS TOSURFACES, IN GENERAL | CHEMICAL PAINT OR INK REMOVERS | CHEMISTRY | COATING COMPOSITIONS, e.g. PAINTS, VARNISHES ORLACQUERS | INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION INGENERAL | NON-MECHANICAL REMOVAL OF METALLIC MATERIAL FROM SURFACE | SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THESURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION | MISCELLANEOUS COMPOSITIONS | TRANSPORTING | COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATIONOR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL | DYES | WOODSTAINS | DIFFUSION TREATMENT OF METALLIC MATERIAL | CORRECTING FLUIDS | LAYERED PRODUCTS | ADHESIVES | LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT ORNON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM | PAINTS | INKS | METALLURGY | COATING MATERIAL WITH METALLIC MATERIAL | PASTES OR SOLIDS FOR COLOURING OR PRINTING | APPLYING LIQUIDS OR OTHER FLUENT MATERIALS TO SURFACES, IN GENERAL | MULTI-STEP PROCESSES FOR SURFACE TREATMENT OF METALLICMATERIAL INVOLVING AT LEAST ONE PROCESS PROVIDED FOR IN CLASSC23 AND AT LEAST ONEPROCESS COVERED BY SUBCLASS C21D OR C22F OR CLASS C25 | POLISHES | NATURAL RESINS | PERFORMING OPERATIONS | COATING METALLIC MATERIAL
Patent
09/2019
CHEMICAL SURFACE TREATMENT | CASTING | CLEANING | NOZZLES | ADDITIVE MANUFACTURING TECHNOLOGY | REGULATING | MAKING METALLIC POWDER | MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS ORELEMENTS | SPRAYING OR ATOMISING IN GENERAL | POWDER METALLURGY | MANUFACTURE OF ARTICLES FROM METALLIC POWDER | CONTROLLING | PREVENTION OF FOULING IN GENERAL | CHEMISTRY | CLEANING IN GENERAL | INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION INGENERAL | NON-MECHANICAL REMOVAL OF METALLIC MATERIAL FROM SURFACE | CONTROL OR REGULATING SYSTEMS IN GENERAL | TRANSPORTING | COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATIONOR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL | FUNCTIONAL ELEMENTS OF SUCH SYSTEMS | DIFFUSION TREATMENT OF METALLIC MATERIAL | CASTING OF METALS | WORKING METALLIC POWDER | ADDITIVE MANUFACTURING, i.e. MANUFACTURING OFTHREE-DIMENSIONAL [3-D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVEAGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3-D PRINTING,STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING | METALLURGY | COATING MATERIAL WITH METALLIC MATERIAL | APPLYING LIQUIDS OR OTHER FLUENT MATERIALS TO SURFACES, IN GENERAL | ATOMISING APPARATUS | MULTI-STEP PROCESSES FOR SURFACE TREATMENT OF METALLICMATERIAL INVOLVING AT LEAST ONE PROCESS PROVIDED FOR IN CLASSC23 AND AT LEAST ONEPROCESS COVERED BY SUBCLASS C21D OR C22F OR CLASS C25 | SPRAYING APPARATUS | PHYSICS | CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES | PERFORMING OPERATIONS | COATING METALLIC MATERIAL
Patent
07/2019
Patent
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