IPC Subgroup
C07D 317/14 with substituted hydrocarbon radicals attached to ring carbon atoms
Introduced: July 1974
Last revised: January 2006
Full Title
Heterocyclic compounds containing five-membered rings having two oxygen atoms as the only ring hetero atoms > having the hetero atoms in positions 1 and 3 > not condensed with other rings > with substituted hydrocarbon radicals attached to ring carbon atoms
Classification Context
- Section:
- CHEMISTRY; METALLURGY
- Class:
- ORGANIC CHEMISTRY
- Subclass:
- HETEROCYCLIC COMPOUNDS
5 direct subcodes
Child Classifications
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- C07D 317/16 Radicals substituted by halogen atoms or nitro radicals
- C07D 317/18 Radicals substituted by singly bound oxygen or sulfur atoms
- C07D 317/26 Radicals substituted by doubly bound oxygen or sulfur atoms or by two such atoms singly bound to the same carbon atom
- C07D 317/28 Radicals substituted by nitrogen atoms
- C07D 317/3 Radicals substituted by carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals
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