Top IPC subclasses
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1
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A61K
|
36
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Preparations for medical, dental, or toilet purposes
|
|
2
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A61P
|
9
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Specific therapeutic activity of chemical compounds or medicinal preparations
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|
3
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B27K
|
8
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processes, apparatus or selection of substances for impregnating, staining, dyeing, bleaching of woo
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|
4
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C01G
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7
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Compounds containing metals not covered by subclasses C01D or C01F
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|
5
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G01N
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7
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Investigating or analysing materials by determining their chemical or physical properties
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|
6
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B44D
|
6
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painting or artistic drawing, not otherwise provided forpreserving paintingssurface treatment to obt
|
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7
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A23B
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6
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preserving, e.g. by canning, meat, fish, eggs, fruit, vegetables, edible seedschemical ripening of f
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|
8
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C02F
|
5
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Treatment of water, waste water, sewage, or sludge
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|
9
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C25D
|
5
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processes for the electrolytic or electrophoretic production of coatingselectroformingjoining workpi
|
|
10
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C09D
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5
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coating compositions, e.g. paints, varnishes, lacquersfilling pasteschemical paint or ink removersin
|
|
11
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A61Q
|
4
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use of cosmetics or similar toilet preparations
|
|
12
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F26B
|
4
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Drying solid materials or objects by removing liquid therefrom
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|
13
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B41M
|
4
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printing, duplicating, marking, or copying processescolour printing
|
|
14
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A61G
|
4
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transport, personal conveyances, or accommodation specially adapted for patients or disabled persons
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|
15
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A61H
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4
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physical therapy apparatus, e.g. devices for locating or stimulating reflex points in the bodyartifi
|
|
16
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B05D
|
3
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processes for applying liquids or other fluent materials to surfaces, in general
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|
17
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A01K
|
3
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animal husbandrycare of birds, fishes, insectsfishingrearing or breeding animals, not otherwise prov
|
|
18
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C22C
|
2
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alloys
|
|
19
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G06T
|
2
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image data processing or generation, in general
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|
20
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C09C
|
2
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treatment of inorganic materials, other than fibrous fillers, to enhance their pigmenting or filling
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