CPC Subgroup
C12Y 304/24 Metalloendopeptidases (3.4.24)
Full Title
Hydrolases acting on peptide bonds, i.e. peptidases (3.4) > Metalloendopeptidases (3.4.24)
Filing statistics
CPC C12Y 304/24 belongs to the parent subclass C12Y, which recorded 144,590 patent applications worldwide between 2013 and 2023. Annual filings grew from 9,773 in 2013 to 11,938 in 2023 (+22%), peaking at 15,970 applications in 2021. The most active applicants in class C12 are HARVARD UNIVERSITY (8,321 applications), CHINESE ACADEMY OF SCIENCES (7,486 applications) and UNIVERSITY OF CALIFORNIA (7,320 applications).
Source: EPO PATSTAT, worldwide filings
84 direct subcodes
Child Classifications
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- C12Y 304/24001 Atrolysin A (3.4.24.1)
- C12Y 304/24003 Microbial collagenase (3.4.24.3)
- C12Y 304/24004 Microbial metalloproteinases (3.4.24.4) (C12Y304/24025 - C12Y304/24032, C12Y304/24039, C12Y304/2404 take precedence)
- C12Y 304/24005 Lens neutral proteinase (3.4.24.5) (C12Y304/22052, C12Y304/22053,, C12Y304/25001 take precedence)
- C12Y 304/24006 Leucolysin (3.4.24.6)
- C12Y 304/24007 Interstitial collagenase (3.4.24.7), i.e. matrix metalloprotease 1 or MMP1
- C12Y 304/24011 Neprilysin (3.4.24.11), i.e. enkephalinase or neutral endopeptidase 24.11
- C12Y 304/24012 Envelysin (3.4.24.12)
- C12Y 304/24013 IgA-specific metalloendopeptidase (3.4.24.13)
- C12Y 304/24014 Procollagen N-endopeptidase (3.4.24.14)
- C12Y 304/24015 Thimet oligopeptidase (3.4.24.15)
- C12Y 304/24016 Neurolysin (3.4.24.16)
- C12Y 304/24017 Stromelysin 1 (3.4.24.17)
- C12Y 304/24018 Meprin A (3.4.24.18)
- C12Y 304/24019 Procollagen C-endopeptidase (3.4.24.19)
- C12Y 304/2402 Peptidyl-Lys metalloendopeptidase (3.4.24.20)
- C12Y 304/24021 Astacin (3.4.24.21)
- C12Y 304/24022 Stromelysin 2 (3.4.24.22)
- C12Y 304/24023 Matrilysin (3.4.24.23)
- C12Y 304/24024 Gelatinase A (3.4.24.24), i.e. matrix metalloproteinase 2 or MMP2
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