Top IPC subclasses
1
|
A01N
|
45
|
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
|
2
|
C07F
|
44
|
acyclic, carbocyclic, or heterocyclic compounds containing elements other than carbon, hydrogen, hal
|
3
|
C12N
|
44
|
Micro-organisms or enzymes; compositions thereof; propagating, preserving, or maintaining micro-organisms; mutation or genetic engineering; culture media
|
4
|
C07D
|
37
|
Heterocyclic compounds
|
5
|
C12R
|
25
|
Indexing scheme associated with subclasses C12C-C12Q, relating to micro-organisms
|
6
|
C07C
|
22
|
Acyclic or carbocyclic compounds
|
7
|
A01C
|
18
|
Planting; sowing; fertilising
|
8
|
A01G
|
16
|
Horticulture; cultivation of vegetables, flowers, rice, fruit, vines, hops, or seaweed; forestry; watering
|
9
|
C23F
|
15
|
non-mechanical removal of metallic material from surfacesinhibiting corrosion of metallic materialin
|
10
|
A01P
|
12
|
Biocidal, pest repellant, pest attractant or plant growth regulatory activity of chemical compounds or preparations
|
11
|
C09K
|
7
|
materials for applications not otherwise provided forapplications of materials not otherwise provide
|
12
|
B82Y
|
4
|
|
13
|
C01G
|
3
|
Compounds containing metals not covered by subclasses C01D or C01F
|
14
|
C05C
|
2
|
nitrogenous fertilisers
|
15
|
C08L
|
2
|
Compositions of macromolecular compounds
|
16
|
C12Q
|
2
|
measuring or testing processes involving enzymes or micro-organismscompositions or test papers there
|
17
|
B01D
|
1
|
Separation
|
18
|
B82B
|
1
|
nano-structuresmanufacture or treatment thereof
|
19
|
A61K
|
1
|
Preparations for medical, dental, or toilet purposes
|
20
|
B01J
|
1
|
Chemical or physical processes, e.g. catalysis, colloid chemistry; their relevant apparatus
|