Top IPC subclasses
|
1
|
A61K
|
21
|
Preparations for medical, dental, or toilet purposes
|
|
2
|
C07C
|
15
|
Acyclic or carbocyclic compounds
|
|
3
|
A61P
|
9
|
Specific therapeutic activity of chemical compounds or medicinal preparations
|
|
4
|
C07D
|
7
|
Heterocyclic compounds
|
|
5
|
C07F
|
6
|
acyclic, carbocyclic, or heterocyclic compounds containing elements other than carbon, hydrogen, hal
|
|
6
|
G01N
|
2
|
Investigating or analysing materials by determining their chemical or physical properties
|
|
7
|
C08F
|
2
|
macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
|