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CPC Subgroup
A01N 47/28

Ureas or thioureas containing the groups >N—CO—N< or >N—CS—N< (isoureas, isothioureas A01N47/42)

Full Title

Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom not being member of a ring and having no bond to a carbon or hydrogen atom, e.g. derivatives of carbonic acid (carbon tetrahalides A01N29/02) > the carbon atom having one or more single bonds to nitrogen atoms > Ureas or thioureas containing the groups >N—CO—N< or >N—CS—N< (isoureas, isothioureas A01N47/42)

5 direct subcodes

Child Classifications

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  • A01N 47/30 Derivatives containing the group >N—CO—N aryl or >N—CS—N—aryl
  • A01N 47/32 containing >N—CO—N< or >N—CS—N< groups directly attached to a cycloaliphatic ring
  • A01N 47/34 containing the groups [IMAGE cpc-sch-A01N-0947.gif], e.g. biuret; Thio analogues thereof; Urea-aldehyde condensation products
  • A01N 47/36 containing the group >N—CO—N< directly attached to at least one heterocyclic ring; Thio analogues thereof
  • A01N 47/38 containing the group >N—CO—N< where at least one nitrogen atom is part of a heterocyclic ring; Thio analogues thereof

Top Applicants

Top 10 applicants by patent filingsfor class A01, 2013–2023, worldwide · Source: EPO PATSTAT

  1. JOHN DEERE US 6,949
  2. MONSANTO TECHNOLOGY US 6,297
  3. DOW AGROSCIENCES US 5,458
  4. BASF (BADISCHE ANILIN & SODA FABRIK) DE 5,296
  5. BAYER CROPSCIENCE DE 4,654
  6. PIONEER HI-BRED INTERNATIONAL US 4,631
  7. SYNGENTA PARTICIPATIONS CH 4,410
  8. CNH INDUSTRIAL AMERICA US 4,128
  9. CHINESE ACADEMY OF SCIENCES 3,805
  10. BAYER DE 3,607