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CPC Subgroup
C07C 51/347

by reactions not involving formation of carboxyl groups

Full Title

Preparation of carboxylic acids or their salts, halides or anhydrides (of acids by hydrolysis of oils, fats or waxes C11C) > by reactions not involving formation of carboxyl groups

6 direct subcodes

Child Classifications

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  • C07C 51/353 by isomerisation; by change of size of the carbon skeleton
  • C07C 51/36 by hydrogenation of carbon-to-carbon unsaturated bonds
  • C07C 51/363 by introduction of halogen; by substitution of halogen atoms by other halogen atoms
  • C07C 51/367 by introduction of functional groups containing oxygen only in singly bound form
  • C07C 51/373 by introduction of functional groups containing oxygen only in doubly bound form

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