A01N 43/50 1,3-Diazoles; Hydrogenated 1,3-diazoles
Introduced: January 1980
Full Title
Full titles differ between systems:
Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds > having rings with two nitrogen atoms as the only ring hetero atoms > 1,3-Diazoles; Hydrogenated 1,3-diazoles
Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds (containing cyclic anhydrides, cyclic imides A01N37/00; containing compounds of the formula [IMAGE cpc-sch-A01N-0942.gif] containing only one heterocyclic ring, wherein m>=1 and n>=0 and [IMAGE cpc-sch-A01N-0943.gif]is unsubstituted or alkylsubstituted pyrrolidine, piperidine, morpholine, thiomorpholine, piperazine or a polymethyleneimine with four or more CH2 groups, A01N33/00 - A01N41/12; containing cyclopropane carboxylic acids or derivatives thereof, e.g. esters having heterocyclic rings, A01N53/00) > having rings with two nitrogen atoms as the only ring hetero atoms > 1,3-Diazoles; Hydrogenated 1,3-diazoles
IPC and CPC are identically structured here. All 1 subcodes exist in both systems.
IPC defines codes here since 1980.
Child Classifications
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- A01N 43/52 condensed with carbocyclic rings, e.g. benzimidazoles since 1980 IPC+CPC Available in IPC and CPC
Top Applicants
Top Applicants (IPC)
Class A01,2013–2023, worldwide · Source: EPO PATSTAT
- CHINESE ACADEMY OF SCIENCES 6,725
- JOHN DEERE US 6,555
- MONSANTO TECHNOLOGY US 6,280
- DOW AGROSCIENCES US 5,260
- BASF (BADISCHE ANILIN & SODA FABRIK) DE 5,106
- PIONEER HI-BRED INTERNATIONAL US 4,609
- KUBOTA CORPORATION 4,458
- SYNGENTA PARTICIPATIONS CH 4,341
- BAYER CROPSCIENCE DE 4,305
- CNH INDUSTRIAL AMERICA US 4,024
Top Applicants (CPC)
Class A01,2013–2023, worldwide · Source: EPO PATSTAT
- JOHN DEERE US 6,949
- MONSANTO TECHNOLOGY US 6,297
- DOW AGROSCIENCES US 5,458
- BASF (BADISCHE ANILIN & SODA FABRIK) DE 5,296
- BAYER CROPSCIENCE DE 4,654
- PIONEER HI-BRED INTERNATIONAL US 4,631
- SYNGENTA PARTICIPATIONS CH 4,410
- CNH INDUSTRIAL AMERICA US 4,128
- CHINESE ACADEMY OF SCIENCES 3,805
- BAYER DE 3,607