Top IPC subclasses
1
|
A61K
|
1
|
Preparations for medical, dental, or toilet purposes
|
2
|
C07H
|
1
|
Sugars; derivatives thereof; nucleosides; nucleotides; nucleic acids
|
3
|
A61P
|
1
|
Specific therapeutic activity of chemical compounds or medicinal preparations
|
4
|
C07F
|
1
|
acyclic, carbocyclic, or heterocyclic compounds containing elements other than carbon, hydrogen, hal
|