Top IPC subclasses
1
|
A61K
|
8
|
Preparations for medical, dental, or toilet purposes
|
2
|
A61P
|
3
|
Specific therapeutic activity of chemical compounds or medicinal preparations
|
3
|
C07D
|
2
|
Heterocyclic compounds
|
4
|
C08B
|
2
|
polysaccharidesderivatives thereof
|
5
|
C08F
|
1
|
macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
|