DIFF Subgroup
C12N 11/02 Enzymes or microbial cells immobilised on or in an organic carrier
Introduced: January 1980
Full Title
Carrier-bound or immobilised enzymes; Carrier-bound or immobilised microbial cells; Preparation thereof > Enzymes or microbial cells immobilised on or in an organic carrier
IPC and CPC are identically structured here. All 4 subcodes exist in both systems.
1 shared codes have differing titles between IPC and CPC.
IPC defines codes here since 1980.
Child Classifications
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- C12N 11/04 entrapped within the carrier, e.g. gel or hollow fibres since 1980 IPC+CPC Available in IPC and CPC
Top Applicants
Top Applicants (IPC)
Class C12,2013–2023, worldwide · Source: EPO PATSTAT
- CHINESE ACADEMY OF SCIENCES 10,330
- HARVARD UNIVERSITY US 7,308
- UNIVERSITY OF CALIFORNIA US 6,383
- JIANGNAN UNIVERSITY 5,144
- MONSANTO TECHNOLOGY US 4,121
- PIONEER HI-BRED INTERNATIONAL US 3,630
- REGENERON PHARMACEUTICALS US 3,515
- CNRS (CENTRE NATIONAL DE LA RECHERCHE SCIENTIFIQUE) FR 3,499
- INSERM (INSTITUT NATIONAL DE LA SANTE ET DE LA RECHERCHE MEDICALE) FR 3,371
- CJ CHEILJEDANG CORPORATION KR 3,361
Top Applicants (CPC)
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