IPC Subgroup
C07C 39/205 polycyclic, containing only six-membered aromatic rings as cyclic part, with unsaturation outside the rings
Introduced: January 1980
Last revised: January 2006
Full Title
Compounds having at least one hydroxy or O-metal group bound to a carbon atom of a six-membered aromatic ring > polycyclic, containing only six-membered aromatic rings as cyclic part, with unsaturation outside the rings
Classification Context
- Section:
- CHEMISTRY; METALLURGY
- Class:
- ORGANIC CHEMISTRY
- Subclass:
- ACYCLIC OR CARBOCYCLIC COMPOUNDS
2 direct subcodes
Child Classifications
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- C07C 39/21 with at least one hydroxy group on a non-condensed ring
- C07C 39/225 with at least one hydroxy group on a condensed ring system
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