CPC Subgroup
C07C 237/28 having the carbon atom of at least one of the carboxamide groups bound to a carbon atom of a non-condensed six-membered aromatic ring of the carbon skeleton
Full Title
Carboxylic acid amides, the carbon skeleton of the acid part being further substituted by amino groups > having the carbon atom of at least one of the carboxamide groups bound to a carbon atom of a non-condensed six-membered aromatic ring of the carbon skeleton
9 direct subcodes
Child Classifications
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- C07C 237/30 having the nitrogen atom of the carboxamide group bound to hydrogen atoms or to acyclic carbon atoms
- C07C 237/32 having the nitrogen atom of the carboxamide group bound to an acyclic carbon atom of a hydrocarbon radical substituted by oxygen atoms
- C07C 237/34 having the nitrogen atom of the carboxamide group bound to an acyclic carbon atom of a hydrocarbon radical substituted by nitrogen atoms not being part of nitro or nitroso groups
- C07C 237/36 having the nitrogen atom of the carboxamide group bound to an acyclic carbon atom of a hydrocarbon radical substituted by carboxyl groups
- C07C 237/38 having the nitrogen atom of the carboxamide group bound to a carbon atom of a ring other than a six-membered aromatic ring
- C07C 237/40 having the nitrogen atom of the carboxamide group bound to a carbon atom of a six-membered aromatic ring
- C07C 237/42 having nitrogen atoms of amino groups bound to the carbon skeleton of the acid part, further acylated
- C07C 237/44 having carbon atoms of carboxamide groups, amino groups and singly-bound oxygen atoms bound to carbon atoms of the same non-condensed six-membered aromatic ring
- C07C 237/46 having carbon atoms of carboxamide groups, amino groups and at least three atoms of bromine or iodine, bound to carbon atoms of the same non-condensed six-membered aromatic ring
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