CPC Subgroup
C07C 227/08 by reaction of ammonia or amines with acids containing functional groups
Full Title
Preparation of compounds containing amino and carboxyl groups bound to the same carbon skeleton > Formation of amino groups in compounds containing carboxyl groups > by addition or substitution reactions, without increasing the number of carbon atoms in the carbon skeleton of the acid > by reaction of ammonia or amines with acids containing functional groups
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