IPC Main Group
C07C 33/00 Unsaturated compounds having hydroxy or O-metal groups bound to acyclic carbon atoms
Introduced: September 1968
Last revised: January 2006
Classification Context
- Section:
- CHEMISTRY; METALLURGY
- Class:
- ORGANIC CHEMISTRY
- Subclass:
- ACYCLIC OR CARBOCYCLIC COMPOUNDS
Related Keywords
unsaturated ALCOHOL(S)
10 direct subcodes
Child Classifications
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- C07C 33/02 Acyclic alcohols with carbon-to-carbon double bonds
- C07C 33/04 Acyclic alcohols with carbon-to-carbon triple bonds
- C07C 33/05 Alcohols containing rings other than six-membered aromatic rings
- C07C 33/18 Monohydroxylic alcohols containing only six-membered aromatic rings as cyclic part
- C07C 33/26 Polyhydroxylic alcohols containing only six-membered aromatic rings as cyclic part
- C07C 33/28 Alcohols containing only six-membered aromatic rings as cyclic part with unsaturation outside the aromatic rings
- C07C 33/34 Monohydroxylic alcohols containing six-membered aromatic rings and other rings
- C07C 33/36 Polyhydroxylic alcohols containing six-membered aromatic rings and other rings
- C07C 33/38 Alcohols containing six-membered aromatic rings and other rings and having unsaturation outside the aromatic rings
- C07C 33/4 Halogenated unsaturated alcohols
Top Applicants
Top 10 applicants by patent filingsfor 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