Top IPC subclasses
1
|
C07C
|
21
|
Acyclic or carbocyclic compounds
|
2
|
A61K
|
10
|
Preparations for medical, dental, or toilet purposes
|
3
|
A24B
|
9
|
manufacture or preparation of tobacco for smoking or chewingtobaccosnuff
|
4
|
C07D
|
6
|
Heterocyclic compounds
|
5
|
A61P
|
3
|
Specific therapeutic activity of chemical compounds or medicinal preparations
|
6
|
A01C
|
2
|
Planting; sowing; fertilising
|
7
|
C12R
|
2
|
Indexing scheme associated with subclasses C12C-C12Q, relating to micro-organisms
|
8
|
C10L
|
2
|
fuels not otherwise provided fornatural gassynthetic natural gas obtained by processes not covered b
|
9
|
C12N
|
2
|
Micro-organisms or enzymes; compositions thereof; propagating, preserving, or maintaining micro-organisms; mutation or genetic engineering; culture media
|
10
|
C08H
|
1
|
derivatives of natural macromolecular compounds
|
11
|
C07B
|
1
|
General methods of organic chemistry; apparatus therefor
|
12
|
C07H
|
1
|
Sugars; derivatives thereof; nucleosides; nucleotides; nucleic acids
|
13
|
C11C
|
1
|
fatty acids from fats, oils or waxescandlesfats, oils or fatty acids by chemical modification of fat
|
14
|
A01P
|
1
|
Biocidal, pest repellant, pest attractant or plant growth regulatory activity of chemical compounds or preparations
|
15
|
A01N
|
1
|
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
|