CPC Subgroup
C07C 69/52 Esters of acyclic unsaturated carboxylic acids having the esterified carboxyl group bound to an acyclic carbon atom
Full Title
Esters of carboxylic acids; Esters of carbonic or haloformic acids (ortho esters, see the relevant groups, e.g. C07C43/32) > Esters of acyclic unsaturated carboxylic acids having the esterified carboxyl group bound to an acyclic carbon atom
6 direct subcodes
Child Classifications
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- C07C 69/533 Monocarboxylic acid esters having only one carbon-to-carbon double bond
- C07C 69/587 Monocarboxylic acid esters having at least two carbon-to-carbon double bonds
- C07C 69/593 Dicarboxylic acid esters having only one carbon-to-carbon double bond
- C07C 69/602 Dicarboxylic acid esters having at least two carbon-to-carbon double bonds
- C07C 69/604 Polycarboxylic acid esters, the acid moiety containing more than two carboxyl groups
- C07C 69/606 having only carbon-to-carbon triple bonds as unsaturation in the carboxylic acid moiety
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