Top IPC subclasses
1
|
C01G
|
7
|
Compounds containing metals not covered by subclasses C01D or C01F
|
2
|
C07C
|
6
|
Acyclic or carbocyclic compounds
|
3
|
C07F
|
5
|
acyclic, carbocyclic, or heterocyclic compounds containing elements other than carbon, hydrogen, hal
|
4
|
A61K
|
3
|
Preparations for medical, dental, or toilet purposes
|
5
|
A61P
|
1
|
Specific therapeutic activity of chemical compounds or medicinal preparations
|