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PCE
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Search for IPC and CPC classification codes or keywords
DIFF Subgroup
C12P 21/02

having a known sequence of two or more amino acids, e.g. glutathione

Introduced: January 1980

Full Title

Full titles differ between systems:

IPC:

Preparation of peptides or proteins > having a known sequence of two or more amino acids, e.g. glutathione

CPC:

Preparation of peptides or proteins (single cell protein C12N1/00) > having a known sequence of two or more amino acids, e.g. glutathione

Of 1 combined children, 0 exist in both systems.

1 codes exist only in IPC.

IPC defines codes here since 1980.

Child Classifications

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  • C12P 21/04 Cyclic or bridged peptides or polypeptides, e.g. bacitracin since 1980 IPC only IPC only

Top Applicants

Top Applicants (IPC)

Class C12,2013–2023, worldwide · Source: EPO PATSTAT

  1. CHINESE ACADEMY OF SCIENCES 10,330
  2. HARVARD UNIVERSITY US 7,308
  3. UNIVERSITY OF CALIFORNIA US 6,383
  4. JIANGNAN UNIVERSITY 5,144
  5. MONSANTO TECHNOLOGY US 4,121
  6. PIONEER HI-BRED INTERNATIONAL US 3,630
  7. REGENERON PHARMACEUTICALS US 3,515
  8. CNRS (CENTRE NATIONAL DE LA RECHERCHE SCIENTIFIQUE) FR 3,499
  9. INSERM (INSTITUT NATIONAL DE LA SANTE ET DE LA RECHERCHE MEDICALE) FR 3,371
  10. CJ CHEILJEDANG CORPORATION KR 3,361

Top Applicants (CPC)

Class C12,2013–2023, worldwide · Source: EPO PATSTAT

  1. HARVARD UNIVERSITY US 8,321
  2. CHINESE ACADEMY OF SCIENCES 7,486
  3. UNIVERSITY OF CALIFORNIA US 7,320
  4. REGENERON PHARMACEUTICALS US 5,003
  5. INSERM (INSTITUT NATIONAL DE LA SANTE ET DE LA RECHERCHE MEDICALE) FR 4,292
  6. UNIVERSITY OF PENNSYLVANIA US 4,213
  7. CNRS (CENTRE NATIONAL DE LA RECHERCHE SCIENTIFIQUE) FR 4,113
  8. JIANGNAN UNIVERSITY 3,961
  9. ROCHE CH 3,792
  10. ILLUMINA US 3,692