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CPC Subgroup
C12Y 201/02

Hydroxymethyl-, formyl- and related transferases (2.1.2)

Full Title

Transferases transferring one-carbon groups (2.1) > Hydroxymethyl-, formyl- and related transferases (2.1.2)

Filing statistics

CPC C12Y 201/02 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

11 direct subcodes

Child Classifications

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  • C12Y 201/02001 Glycine hydroxymethyltransferase (2.1.2.1)
  • C12Y 201/02002 Phosphoribosylglycinamide formyltransferase (2.1.2.2)
  • C12Y 201/02003 Phosphoribosylaminoimidazolecarboxamide formyltransferase (2.1.2.3), i.e. AICAR formyltransferase
  • C12Y 201/02004 Glycine formimidoyltransferase (2.1.2.4)
  • C12Y 201/02005 Glutamate formimidoyltransferase (2.1.2.5)
  • C12Y 201/02007 D-Alanine 2-hydroxymethyltransferase (2.1.2.7)
  • C12Y 201/02008 Deoxycytidylate 5-hydroxymethyltransferase (2.1.2.8)
  • C12Y 201/02009 Methionyl-tRNA formyltransferase (2.1.2.9)
  • C12Y 201/0201 Aminomethyltransferase (2.1.2.10)
  • C12Y 201/02011 3-Methyl-2-oxobutanoate hydroxymethyltransferase (2.1.2.11), i.e. ketopantoate hydroxymethyltransferase
  • C12Y 201/02013 UDP-4-amino-4-deoxy-L-arabinose formyltransferase (2.1.2.13)

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