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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 69/587 Monocarboxylic acid esters having at least two carbon-to-carbon double bonds
  • 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

  1. ROCHE CH 12,683
  2. NOVARTIS CH 10,775
  3. CHINESE ACADEMY OF SCIENCES 10,619
  4. BASF (BADISCHE ANILIN & SODA FABRIK) DE 9,511
  5. REGENERON PHARMACEUTICALS US 8,426
  6. BRISTOL-MYERS SQUIBB COMPANY US 7,979
  7. LG CHEM KR 7,978
  8. HARVARD UNIVERSITY US 7,706
  9. UNIVERSITY OF CALIFORNIA US 7,455
  10. SINOPEC (CHINA PETROCHEMICAL CORPORATION) 7,219