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CPC Subgroup
C07C 227/18

by reactions involving amino or carboxyl groups, e.g. hydrolysis of esters or amides, by formation of halides, salts or esters

Full Title

Preparation of compounds containing amino and carboxyl groups bound to the same carbon skeleton > from compounds containing already amino and carboxyl groups or derivatives thereof > by reactions involving amino or carboxyl groups, e.g. hydrolysis of esters or amides, by formation of halides, salts or esters

1 direct subcode

Child Classifications

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  • C07C 227/20 by hydrolysis of N-acylated amino-acids or derivatives thereof, e.g. hydrolysis of carbamates

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