CPC Subgroup
C12Y 304/22 Cysteine endopeptidases (3.4.22)
Full Title
Hydrolases acting on peptide bonds, i.e. peptidases (3.4) > Cysteine endopeptidases (3.4.22)
60 direct subcodes
Child Classifications
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- C12Y 304/22001 Cathepsin B (3.4.22.1)
- C12Y 304/22002 Papain (3.4.22.2)
- C12Y 304/22003 Ficain (3.4.22.3)
- C12Y 304/22004 Bromelain (3.4.22.4) (C12Y304/22032, C12Y304/22033 take precedence)
- C12Y 304/22006 Chymopapain (3.4.22.6)
- C12Y 304/22007 Asclepain (3.4.22.7)
- C12Y 304/22008 Clostripain (3.4.22.8)
- C12Y 304/2201 Streptopain (3.4.22.10)
- C12Y 304/22014 Actinidain (3.4.22.14)
- C12Y 304/22015 Cathepsin L (3.4.22.15)
- C12Y 304/22016 Cathepsin H (3.4.22.16)
- C12Y 304/22017 Calpain (3.4.22.17) (C12Y304/22052, C12Y304/22053 take precedence)
- C12Y 304/22024 Cathepsin T (3.4.22.24)
- C12Y 304/22025 Glycyl endopeptidase (3.4.22.25)
- C12Y 304/22026 Cancer procoagulant (3.4.22.26)
- C12Y 304/22027 Cathepsin S (3.4.22.27)
- C12Y 304/22028 Picornain 3C (3.4.22.28)
- C12Y 304/22029 Picornain 2A (3.4.22.29)
- C12Y 304/2203 Caricain (3.4.22.30)
- C12Y 304/22031 Ananain (3.4.22.31)
Top Applicants
Top 10 applicants by patent filingsfor class C12, 2013–2023, worldwide · Source: EPO PATSTAT
- HARVARD UNIVERSITY US 8,321
- CHINESE ACADEMY OF SCIENCES 7,486
- UNIVERSITY OF CALIFORNIA US 7,320
- REGENERON PHARMACEUTICALS US 5,003
- INSERM (INSTITUT NATIONAL DE LA SANTE ET DE LA RECHERCHE MEDICALE) FR 4,292
- UNIVERSITY OF PENNSYLVANIA US 4,213
- CNRS (CENTRE NATIONAL DE LA RECHERCHE SCIENTIFIQUE) FR 4,113
- JIANGNAN UNIVERSITY 3,961
- ROCHE CH 3,792
- ILLUMINA US 3,692