CPC Subgroup
C12Y 203/01 transferring groups other than amino-acyl groups (2.3.1)
Full Title
Acyltransferases (2.3) > transferring groups other than amino-acyl groups (2.3.1)
Filing statistics
CPC C12Y 203/01 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
206 direct subcodes
Child Classifications
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- C12Y 203/01001 Amino-acid N-acetyltransferase (2.3.1.1)
- C12Y 203/01002 Imidazole N-acetyltransferase (2.3.1.2)
- C12Y 203/01003 Glucosamine N-acetyltransferase (2.3.1.3)
- C12Y 203/01004 Glucosamine-phosphate N-acetyltransferase (2.3.1.4)
- C12Y 203/01005 Arylamine N-acetyltransferase (2.3.1.5)
- C12Y 203/01006 Choline O-acetyltransferase (2.3.1.6)
- C12Y 203/01007 Carnitine O-acetyltransferase (2.3.1.7)
- C12Y 203/01008 Phosphate acetyltransferase (2.3.1.8)
- C12Y 203/01009 Acetyl-CoA C-acetyltransferase (2.3.1.9)
- C12Y 203/0101 Hydrogen-sulfide S-acetyltransferase (2.3.1.10)
- C12Y 203/01011 Thioethanolamine S-acetyltransferase (2.3.1.11)
- C12Y 203/01012 Dihydrolipoyllysine-residue acetyltransferase (2.3.1.12)
- C12Y 203/01013 Glycine N-acyltransferase (2.3.1.13)
- C12Y 203/01014 Glutamine N-phenylacetyltransferase (2.3.1.14)
- C12Y 203/01015 Glycerol-3-phosphate O-acyltransferase (2.3.1.15)
- C12Y 203/01016 Acetyl-CoA C-acyltransferase (2.3.1.16)
- C12Y 203/01017 Aspartate N-acetyltransferase (2.3.1.17)
- C12Y 203/01018 Galactoside O-acetyltransferase (2.3.1.18)
- C12Y 203/01019 Phosphate butyryltransferase (2.3.1.19)
- C12Y 203/0102 Diacylglycerol O-acyltransferase (2.3.1.20)
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