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CPC Subgroup
C12Y 503/02

interconverting keto- and enol-groups (5.3.2)

Full Title

Intramolecular oxidoreductases (5.3) > interconverting keto- and enol-groups (5.3.2)

6 direct subcodes

Child Classifications

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  • C12Y 503/02001 Phenylpyruvate tautomerase (5.3.2.1)
  • C12Y 503/02002 Oxaloacetate tautomerase (5.3.2.2)
  • C12Y 503/02003 TDP-4-oxo-6-deoxy-alpha-D-glucose-3,4-oxoisomerase (dTDP-3-dehydro-6-deoxy-alpha-D-galactopyranose-forming) (5.3.2.3)
  • C12Y 503/02004 TDP-4-oxo-6-deoxy-alpha-D-glucose-3,4-oxoisomerase (dTDP-3-dehydro-6-deoxy-alpha-D-glucopyranose-forming) (5.3.2.4)
  • C12Y 503/02005 2,3-Diketo-5-methylthiopentyl-1-phosphate enolase (5.3.2.5)
  • C12Y 503/02006 2-Hydroxymuconate tautomerase (5.3.2.6)

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