Top IPC subclasses
|
1
|
A01N
|
30
|
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
|
C07D
|
20
|
Heterocyclic compounds
|
|
3
|
A01P
|
20
|
Biocidal, pest repellant, pest attractant or plant growth regulatory activity of chemical compounds or preparations
|
|
4
|
A01C
|
15
|
Planting; sowing; fertilising
|
|
5
|
C07J
|
14
|
steroids
|
|
6
|
A01H
|
11
|
New plants or processes for obtaining them; plant reproduction by tissue culture techniques
|
|
7
|
A01G
|
9
|
Horticulture; cultivation of vegetables, flowers, rice, fruit, vines, hops, or seaweed; forestry; watering
|
|
8
|
A21D
|
6
|
treatment, e.g. preservation, of flour or dough for baking, e.g. by addition of materialsbakingbaker
|
|
9
|
C07H
|
5
|
Sugars; derivatives thereof; nucleosides; nucleotides; nucleic acids
|
|
10
|
C12N
|
5
|
Micro-organisms or enzymes; compositions thereof; propagating, preserving, or maintaining micro-organisms; mutation or genetic engineering; culture media
|
|
11
|
G01N
|
3
|
Investigating or analysing materials by determining their chemical or physical properties
|
|
12
|
C12Q
|
3
|
measuring or testing processes involving enzymes or micro-organismscompositions or test papers there
|
|
13
|
C12R
|
2
|
Indexing scheme associated with subclasses C12C-C12Q, relating to micro-organisms
|
|
14
|
C07C
|
1
|
Acyclic or carbocyclic compounds
|
|
15
|
C01C
|
1
|
ammoniacyanogencompounds thereof
|
|
16
|
C08L
|
1
|
Compositions of macromolecular compounds
|
|
17
|
C08H
|
1
|
derivatives of natural macromolecular compounds
|
|
18
|
C08F
|
1
|
macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
|
|
19
|
C11B
|
1
|
producing (pressing, extraction), refining or preserving fats, fatty substances (e.g. lanolin), fatt
|