IPC Subgroup
C07C 255/49 having cyano groups bound to carbon atoms of six-membered aromatic rings of a carbon skeleton
Introduced: January 1990
Last revised: January 2006
Full Title
Carboxylic acid nitriles > having cyano groups bound to carbon atoms of six-membered aromatic rings of a carbon skeleton
Classification Context
- Section:
- CHEMISTRY; METALLURGY
- Class:
- ORGANIC CHEMISTRY
- Subclass:
- ACYCLIC OR CARBOCYCLIC COMPOUNDS
8 direct subcodes
Child Classifications
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- C07C 255/5 to carbon atoms of non-condensed six-membered aromatic rings
- C07C 255/52 to carbon atoms of six-membered aromatic rings being part of condensed ring systems
- C07C 255/53 containing cyano groups and hydroxy groups bound to the carbon skeleton
- C07C 255/54 containing cyano groups and etherified hydroxy groups bound to the carbon skeleton
- C07C 255/55 containing cyano groups and esterified hydroxy groups bound to the carbon skeleton
- C07C 255/56 containing cyano groups and doubly-bound oxygen atoms bound to the carbon skeleton
- C07C 255/57 containing cyano groups and carboxyl groups, other than cyano groups, bound to the carbon skeleton
- C07C 255/58 containing cyano groups and singly-bound nitrogen atoms, not being further bound to other hetero atoms, bound to the carbon skeleton
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