C07F 9/30 Phosphinic acids [R2P(=O)(OH)]; Thiophosphinic acids
Introduced: September 1968
Title
Titles differ between systems:
IPC: Phosphinic acids [R=P(:O)OH]; Thiophosphinic acids
CPC: Phosphinic acids [R2P(=O)(OH)]; Thiophosphinic acids
Full Title
Full titles differ between systems:
Compounds containing elements of Groups 5 or 15 of the Periodic Table > Phosphorus compounds > with one or more P—C bonds > Phosphinic acids [R=P(:O)OH]; Thiophosphinic acids
Compounds containing elements of Groups 5 or 15 of the Periodic Table > Phosphorus compounds (sugar phosphates C07H11/04; nucleotides C07H19/00, C07H21/00; nucleic acids C07H21/00) > with one or more P—C bonds > Phosphinic acids [R2P(=O)(OH)]; Thiophosphinic acids
CPC subdivides this area 4x more granularly than IPC with 8 additional codes.
8 codes are CPC-only extensions.
Child Classifications
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Top Applicants
Top Applicants (IPC)
Class C07,2013–2023, worldwide · Source: EPO PATSTAT
- CHINESE ACADEMY OF SCIENCES 12,697
- ROCHE CH 11,347
- SINOPEC (CHINA PETROCHEMICAL CORPORATION) 11,024
- NOVARTIS CH 9,356
- BASF (BADISCHE ANILIN & SODA FABRIK) DE 8,531
- BRISTOL-MYERS SQUIBB COMPANY US 7,320
- LG CHEM KR 7,245
- REGENERON PHARMACEUTICALS US 6,816
- HARVARD UNIVERSITY US 6,190
- GENENTECH US 5,922
Top Applicants (CPC)
Class C07,2013–2023, worldwide · Source: EPO PATSTAT
- ROCHE CH 12,683
- NOVARTIS CH 10,775
- CHINESE ACADEMY OF SCIENCES 10,619
- BASF (BADISCHE ANILIN & SODA FABRIK) DE 9,511
- REGENERON PHARMACEUTICALS US 8,426
- BRISTOL-MYERS SQUIBB COMPANY US 7,979
- LG CHEM KR 7,978
- HARVARD UNIVERSITY US 7,706
- UNIVERSITY OF CALIFORNIA US 7,455
- SINOPEC (CHINA PETROCHEMICAL CORPORATION) 7,219