CPC Subgroup
C07D 215/16 with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to ring carbon atoms
Full Title
Heterocyclic compounds containing quinoline or hydrogenated quinoline ring systems > having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen atoms or carbon atoms directly attached to the ring nitrogen atom > with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to ring carbon atoms
5 direct subcodes
Child Classifications
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- C07D 215/18 Halogen atoms or nitro radicals
- C07D 215/20 Oxygen atoms
- C07D 215/36 Sulfur atoms (C07D215/24 takes precedence)
- C07D 215/38 Nitrogen atoms (nitro radicals C07D215/18)
- C07D 215/48 Carbon atoms having three bonds to hetero atoms with at the most one bond to halogen
Top Applicants
Top 10 applicants by patent filingsfor class C07, 2013–2023, worldwide · Source: EPO PATSTAT
- ROCHE CH 12,683
- NOVARTIS CH 10,775
- CHINESE ACADEMY OF SCIENCES 10,619
- BASF (BADISCHE ANILIN & SODA FABRIK) DE 9,511
- REGENERON PHARMACEUTICALS US 8,426
- BRISTOL-MYERS SQUIBB COMPANY US 7,979
- LG CHEM KR 7,978
- HARVARD UNIVERSITY US 7,706
- UNIVERSITY OF CALIFORNIA US 7,455
- SINOPEC (CHINA PETROCHEMICAL CORPORATION) 7,219