CPC Subgroup
C07C 251/02 containing imino groups
Full Title
Compounds containing nitrogen atoms doubly-bound to a carbon skeleton (diazo compounds C07C245/12) > containing imino groups
7 direct subcodes
Child Classifications
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- C07C 251/04 having carbon atoms of imino groups bound to hydrogen atoms or to acyclic carbon atoms
- C07C 251/18 having carbon atoms of imino groups bound to carbon atoms of rings other than six-membered aromatic rings
- C07C 251/20 having carbon atoms of imino groups being part of rings other than six-membered aromatic rings
- C07C 251/24 having carbon atoms of imino groups bound to carbon atoms of six-membered aromatic rings
- C07C 251/26 having nitrogen atoms of imino groups further bound to halogen atoms
- C07C 251/28 having nitrogen atoms of imino groups acylated
- C07C 251/30 having nitrogen atoms of imino groups quaternised
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