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CPC Subgroup
C12Y 203/02

Aminoacyltransferases (2.3.2)

Full Title

Acyltransferases (2.3) > Aminoacyltransferases (2.3.2)

Filing statistics

CPC C12Y 203/02 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

19 direct subcodes

Child Classifications

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  • C12Y 203/02001 D-Glutamyltransferase (2.3.2.1)
  • C12Y 203/02002 Gamma-glutamyltransferase (2.3.2.2)
  • C12Y 203/02003 Lysyltransferase (2.3.2.3)
  • C12Y 203/02004 Gamma-glutamylcyclotransferase (2.3.2.4)
  • C12Y 203/02005 Glutaminyl-peptide cyclotransferase (2.3.2.5)
  • C12Y 203/02006 Leucyltransferase (2.3.2.6)
  • C12Y 203/02007 Aspartyltransferase (2.3.2.7)
  • C12Y 203/02008 Arginyltransferase (2.3.2.8)
  • C12Y 203/02009 Agaritine gamma-glutamyltransferase (2.3.2.9)
  • C12Y 203/0201 UDP-N-acetylmuramoylpentapeptide-lysine N6-alanyltransferase (2.3.2.10)
  • C12Y 203/02011 Alanylphosphatidylglycerol synthase (2.3.2.11)
  • C12Y 203/02012 Peptidyltransferase (2.3.2.12)
  • C12Y 203/02013 Protein-glutamine gamma-glutamyltransferase (2.3.2.13), i.e. transglutaminase or factor XIII
  • C12Y 203/02014 D-Alanine gamma-glutamyltransferase (2.3.2.14)
  • C12Y 203/02015 Glutathione gamma-glutamylcysteinyltransferase (2.3.2.15), i.e. phytochelatin synthase
  • C12Y 203/02016 Lipid II:glycine glycyltransferase (2.3.2.16)
  • C12Y 203/02017 N-Acetylmuramoyl-L-alanyl-D-glutamyl-L-lysyl-(N6-glycyl)-D-alanyl-D-alanine-diphosphoundecaprenyl-N-acetylglucosamine:glycin (2.3.2.17)
  • C12Y 203/02018 N-Acetylmuramoyl-L-alanyl-D-glutamyl-L-lysyl-(N6-triglycine)-D-alanyl-D-alanine-diphosphoundecaprenyl-N-acetylglucosamine:glycin (2.3.2.18)
  • C12Y 203/02019 Ribostamycin:4-(gamma-L-glutamylamino)-(S)-2-hydroxybutanoyl-[BtrI acyl-carrier protein] 4-(gamma-L-glutamylamino)-(S)-2-hydroxybutanoate transferase (2.3.2.19)

Top Applicants

Top 10 applicants by patent filingsfor 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