CPC Subgroup
C07C 211/57 having amino groups bound to carbon atoms of six-membered aromatic rings being part of condensed ring systems of the carbon skeleton
Full Title
Compounds containing amino groups bound to a carbon skeleton > having amino groups bound to carbon atoms of six-membered aromatic rings of the carbon skeleton > having amino groups bound to carbon atoms of six-membered aromatic rings being part of condensed ring systems of the carbon skeleton
4 direct subcodes
Child Classifications
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- C07C 211/58 Naphthylamines; N-substituted derivatives thereof
- C07C 211/59 the carbon skeleton being further substituted by halogen atoms or by nitro or nitroso groups
- C07C 211/60 containing a ring other than a six-membered aromatic ring forming part of at least one of the condensed ring systems
- C07C 211/61 with at least one of the condensed ring systems formed by three or more rings
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