Top IPC subclasses
1
|
C07J
|
4
|
steroids
|
2
|
C07H
|
2
|
Sugars; derivatives thereof; nucleosides; nucleotides; nucleic acids
|
3
|
A01C
|
1
|
Planting; sowing; fertilising
|
4
|
A01N
|
1
|
Preservation of bodies of humans or animals or plants or parts thereof; biocides, e.g. as disinfectants, as pesticides or as herbicides; pest repellants or attractants; plant growth regulators
|