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CPC Subgroup
C12P 19/50

having two saccharide radicals bound through only oxygen to adjacent ring carbon atoms of the cyclohexyl radical, e.g. ambutyrosin, ribostamycin

Full Title

Preparation of compounds containing saccharide radicals (ketoaldonic acids C12P7/58) > Preparation of O-glycosides, e.g. glucosides > having an oxygen atom of the saccharide radical bound to a cyclohexyl radical, e.g. kasugamycin > the cyclohexyl radical being substituted by two or more nitrogen atoms, e.g. destomycin, neamin > having two saccharide radicals bound through only oxygen to adjacent ring carbon atoms of the cyclohexyl radical, e.g. ambutyrosin, ribostamycin

1 direct subcode

Child Classifications

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  • C12P 19/52 containing three or more saccharide radicals, e.g. neomycin, lividomycin

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