Top IPC subclasses
1
|
A01C
|
2
|
Planting; sowing; fertilising
|
2
|
B82B
|
1
|
nano-structuresmanufacture or treatment thereof
|
3
|
H05B
|
1
|
electric heatingelectric lighting not otherwise provided for
|
4
|
C01G
|
1
|
Compounds containing metals not covered by subclasses C01D or C01F
|
5
|
A01P
|
1
|
Biocidal, pest repellant, pest attractant or plant growth regulatory activity of chemical compounds or preparations
|