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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

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  • C12M 1/002 CPC only CPC only
  • C12M 1/005 CPC only CPC only
  • C12M 1/007 CPC only CPC only
  • C12M 1/02 with agitation means; with heat exchange means since 1980 IPC+CPC Available in IPC and CPC
  • C12M 1/10 rotatably mounted since 1980 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 1/21 Froth suppressors since 1990 IPC+CPC Available in IPC and CPC
  • C12M 1/22 Petri dishes since 1980 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 1/33 Disintegrators since 1990 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

  1. CHINESE ACADEMY OF SCIENCES 10,330
  2. HARVARD UNIVERSITY US 7,308
  3. UNIVERSITY OF CALIFORNIA US 6,383
  4. JIANGNAN UNIVERSITY 5,144
  5. MONSANTO TECHNOLOGY US 4,121
  6. PIONEER HI-BRED INTERNATIONAL US 3,630
  7. REGENERON PHARMACEUTICALS US 3,515
  8. CNRS (CENTRE NATIONAL DE LA RECHERCHE SCIENTIFIQUE) FR 3,499
  9. INSERM (INSTITUT NATIONAL DE LA SANTE ET DE LA RECHERCHE MEDICALE) FR 3,371
  10. CJ CHEILJEDANG CORPORATION KR 3,361

Top Applicants (CPC)

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