CPC Subgroup
C12Y 202/01 Transketolases and transaldolases (2.2.1)
Full Title
Transferases transferring aldehyde or ketonic groups (2.2) > Transketolases and transaldolases (2.2.1)
Filing statistics
CPC C12Y 202/01 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
11 direct subcodes
Child Classifications
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- C12Y 202/01001 Transketolase (2.2.1.1)
- C12Y 202/01002 Transaldolase (2.2.1.2)
- C12Y 202/01003 Formaldehyde transketolase (2.2.1.3)
- C12Y 202/01004 Acetoin--ribose-5-phosphate transaldolase (2.2.1.4)
- C12Y 202/01005 2-Hydroxy-3-oxoadipate synthase (2.2.1.5)
- C12Y 202/01006 Acetolactate synthase (2.2.1.6)
- C12Y 202/01007 1-Deoxy-D-xylulose-5-phosphate synthase (2.2.1.7)
- C12Y 202/01008 Fluorothreonine transaldolase (2.2.1.8)
- C12Y 202/01009 2-Succinyl-5-enolpyruvyl-6-hydroxy-3-cyclohexene-1-carboxylic-acid synthase (2.2.1.9)
- C12Y 202/0101 2-Amino-3,7-dideoxy-D-threo-hept-6-ulosonate synthase (2.2.1.10)
- C12Y 202/01011 6-Deoxy-5-ketofructose 1-phosphate synthase (2.2.1.11)
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