IPC Subgroup
C07C 37/01 by replacing functional groups bound to a six-membered aromatic ring by hydroxy groups, e.g. by hydrolysis
Introduced: January 1980
Last revised: January 2006
Full Title
Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring > by replacing functional groups bound to a six-membered aromatic ring by hydroxy groups, e.g. by hydrolysis
Classification Context
- Section:
- CHEMISTRY; METALLURGY
- Class:
- ORGANIC CHEMISTRY
- Subclass:
- ACYCLIC OR CARBOCYCLIC COMPOUNDS
4 direct subcodes
Child Classifications
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- C07C 37/02 by substitution of halogen
- C07C 37/04 by substitution of SOH groups or a derivative thereof
- C07C 37/045 by substitution of a group bound to the ring by nitrogen
- C07C 37/055 by substitution of a group bound to the ring by oxygen, e.g. ether group
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