Top IPC subclasses
|
1
|
C07C
|
28
|
Acyclic or carbocyclic compounds
|
|
2
|
C08F
|
14
|
macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
|
|
3
|
A01N
|
9
|
Preservation of bodies of humans or animals or plants or parts thereof; biocides, e.g. as disinfectants, as pesticides or as herbicides; pest repellants or attractants; plant growth regulators
|
|
4
|
C07D
|
4
|
Heterocyclic compounds
|
|
5
|
A01C
|
4
|
Planting; sowing; fertilising
|
|
6
|
G03G
|
4
|
Electrography; electrophotography; magnetography
|
|
7
|
A61P
|
4
|
Specific therapeutic activity of chemical compounds or medicinal preparations
|
|
8
|
C09K
|
4
|
materials for applications not otherwise provided forapplications of materials not otherwise provide
|
|
9
|
A61K
|
3
|
Preparations for medical, dental, or toilet purposes
|
|
10
|
C07B
|
3
|
General methods of organic chemistry; apparatus therefor
|
|
11
|
C10L
|
2
|
fuels not otherwise provided fornatural gassynthetic natural gas obtained by processes not covered b
|
|
12
|
A01G
|
2
|
Horticulture; cultivation of vegetables, flowers, rice, fruit, vines, hops, or seaweed; forestry; watering
|
|
13
|
C01B
|
1
|
non-metallic elementscompounds thereof
|
|
14
|
C12G
|
1
|
Wine; other alcoholic beverages; preparation thereof
|
|
15
|
C01G
|
1
|
Compounds containing metals not covered by subclasses C01D or C01F
|
|
16
|
G03C
|
1
|
photosensitive materials for photographic purposesphotographic processes, e.g. cine, x-ray, colour,
|
|
17
|
C12H
|
1
|
pasteurisation, sterilisation, preservation, purification, clarification, ageing of alcoholic bevera
|
|
18
|
C11C
|
1
|
fatty acids from fats, oils or waxescandlesfats, oils or fatty acids by chemical modification of fat
|
|
19
|
A01P
|
1
|
Biocidal, pest repellant, pest attractant or plant growth regulatory activity of chemical compounds or preparations
|
|
20
|
B82Y
|
1
|
|