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IPC Subgroup
C07D 211/26

with hydrocarbon radicals, substituted by nitrogen atoms

Introduced: July 1974

Last revised: January 2006

Full Title

Heterocyclic compounds containing hydrogenated pyridine rings, not condensed with other rings > with only hydrogen or carbon atoms directly attached to the ring nitrogen atom > having no double bonds between ring members or between ring members and non-ring members > with hydrocarbon or substituted hydrocarbon radicals directly attached to ring carbon atoms > with substituted hydrocarbon radicals attached to ring carbon atoms > with hydrocarbon radicals, substituted by nitrogen atoms

Classification Context

Section:
CHEMISTRY; METALLURGY
Class:
ORGANIC CHEMISTRY
Subclass:
HETEROCYCLIC COMPOUNDS

1 direct subcode

Child Classifications

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  • C07D 211/28 to which a second hetero atom is attached

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