IPC Subgroup
C07D 279/14 condensed with carbocyclic rings or ring systems
Introduced: July 1974
Last revised: January 2006
Full Title
Heterocyclic compounds containing six-membered rings having one nitrogen atom and one sulfur atom as the only ring hetero atoms > 1,4-Thiazines; Hydrogenated 1,4-thiazines > condensed with carbocyclic rings or ring systems
Classification Context
- Section:
- CHEMISTRY; METALLURGY
- Class:
- ORGANIC CHEMISTRY
- Subclass:
- HETEROCYCLIC COMPOUNDS
3 direct subcodes
Child Classifications
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- C07D 279/16 condensed with one six-membered ring
- C07D 279/18 [b, e]-condensed with two six-membered rings
- C07D 279/36 [b, e]-condensed, at least one with a further condensed benzene ring
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