DIFF Main Group
C12M 1/00 Apparatus for enzymology or microbiology
Introduced: January 1980
Of 19 combined children, 16 exist in both systems.
3 codes are CPC-only extensions.
5 shared codes have differing titles between IPC and CPC.
IPC defines codes here since 1980.
Child Classifications
Navigate with arrow keys, Enter to open
- C12M 1/02 with agitation means; with heat exchange means since 1980 IPC+CPC Available in IPC and CPC
- C12M 1/107 with means for collecting fermentation gases, e.g. methane (producing methane by anaerobic treatment of sludge C02F11/04) since 1990 IPC+CPC Available in IPC and CPC
- C12M 1/12 with sterilisation, filtration or dialysis means since 1980 +4 CPC IPC+CPC Available in IPC and CPC
- C12M 1/14 with means providing thin layers or with multi-level trays since 1980 IPC+CPC Available in IPC and CPC
- C12M 1/16 containing, or adapted to contain, solid media since 1980 +1 CPC IPC+CPC Available in IPC and CPC
- C12M 1/24 tube or bottle type (anaerobic jars C12M1/045) since 1980 IPC+CPC Available in IPC and CPC
- C12M 1/34 Measuring or testing with condition measuring or sensing means, e.g. colony counters since 1980 +8 CPC IPC+CPC Available in IPC and CPC
- C12M 1/36 including condition or time responsive control, e.g. automatically controlled fermentors (controlling or regulating in general G05) since 1980 IPC+CPC Available in IPC and CPC
- C12M 1/40 Apparatus specially designed for the use of free, immobilised, or carrier-bound enzymes, e.g. apparatus containing a fluidised bed of immobilised enzymes since 1980 IPC+CPC Available in IPC and CPC
- C12M 1/42 Apparatus for the treatment of microorganisms or enzymes with electrical or wave energy, e.g. magnetism, sonic waves since 1990 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