Top IPC subclasses
1
|
A61K
|
3
|
Preparations for medical, dental, or toilet purposes
|
2
|
A61P
|
2
|
Specific therapeutic activity of chemical compounds or medicinal preparations
|
3
|
G01N
|
2
|
Investigating or analysing materials by determining their chemical or physical properties
|
4
|
C08B
|
1
|
polysaccharidesderivatives thereof
|