Top IPC subclasses
|
1
|
A61K
|
6
|
Preparations for medical, dental, or toilet purposes
|
|
2
|
C08B
|
3
|
polysaccharidesderivatives thereof
|
|
3
|
A61P
|
3
|
Specific therapeutic activity of chemical compounds or medicinal preparations
|
|
4
|
G01M
|
3
|
testing static or dynamic balance of machines or structurestesting structures or apparatus not other
|
|
5
|
C07D
|
2
|
Heterocyclic compounds
|
|
6
|
G01N
|
2
|
Investigating or analysing materials by determining their chemical or physical properties
|
|
7
|
F17D
|
1
|
pipe-line systemspipe-lines
|
|
8
|
C07C
|
1
|
Acyclic or carbocyclic compounds
|
|
9
|
C09B
|
1
|
organic dyes or closely-related compounds for producing dyesmordantslakes
|