CPC Main Group
C12Y 603/00 Ligases forming carbon-nitrogen bonds (6.3)
5 direct subcodes
Child Classifications
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- C12Y 603/01 Acid-ammonia (or amine)ligases (amide synthases)(6.3.1)
- C12Y 603/02 Acid—amino-acid ligases (peptide synthases)(6.3.2)
- C12Y 603/03 Cyclo-ligases (6.3.3)
- C12Y 603/04 Other carbon-nitrogen ligases (6.3.4)
- C12Y 603/05 Carbon-nitrogen ligases with glutamine as amido-N-donor (6.3.5)
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