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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 317/26 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

  1. CHINESE ACADEMY OF SCIENCES 12,697
  2. ROCHE CH 11,347
  3. SINOPEC (CHINA PETROCHEMICAL CORPORATION) 11,024
  4. NOVARTIS CH 9,356
  5. BASF (BADISCHE ANILIN & SODA FABRIK) DE 8,531
  6. BRISTOL-MYERS SQUIBB COMPANY US 7,320
  7. LG CHEM KR 7,245
  8. REGENERON PHARMACEUTICALS US 6,816
  9. HARVARD UNIVERSITY US 6,190
  10. GENENTECH US 5,922