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DIFF Main Group
C12N 1/00

Microorganisms; Compositions thereof (medicinal preparations containing material from protozoa, bacteria or viruses A61K35/66, from algae A61K36/02, from fungi A61K36/06; preparing medicinal bacterial antigen or antibody compositions, e.g. bacterial vaccines, A61K39/00); Processes of propagating, maintaining or preserving microorganisms or compositions thereof; Processes of preparing or isolating a composition containing a microorganism; Culture media therefor

Introduced: January 1980

Title

Titles differ between systems:

IPC: Microorganisms; Compositions thereof; Processes of propagating, maintaining or preserving microorganisms or compositions thereof; Processes of preparing or isolating a composition containing a microorganism; Culture media therefor

CPC: Microorganisms; Compositions thereof (medicinal preparations containing material from protozoa, bacteria or viruses A61K35/66, from algae A61K36/02, from fungi A61K36/06; preparing medicinal bacterial antigen or antibody compositions, e.g. bacterial vaccines, A61K39/00); Processes of propagating, maintaining or preserving microorganisms or compositions thereof; Processes of preparing or isolating a composition containing a microorganism; Culture media therefor

Full Title

Full titles differ between systems:

IPC:

Microorganisms; Compositions thereof; Processes of propagating, maintaining or preserving microorganisms or compositions thereof; Processes of preparing or isolating a composition containing a microorganism; Culture media therefor

CPC:

Microorganisms; Compositions thereof (medicinal preparations containing material from protozoa, bacteria or viruses A61K35/66, from algae A61K36/02, from fungi A61K36/06; preparing medicinal bacterial antigen or antibody compositions, e.g. bacterial vaccines, A61K39/00); Processes of propagating, maintaining or preserving microorganisms or compositions thereof; Processes of preparing or isolating a composition containing a microorganism; Culture media therefor

Of 16 combined children, 15 exist in both systems.

1 codes are CPC-only extensions.

6 shared codes have differing titles between IPC and CPC.

IPC defines codes here since 1980.

Child Classifications

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  • C12N 1/005 CPC only CPC only
  • C12N 1/02 Separating microorganisms from their culture media since 1980 IPC+CPC Available in IPC and CPC
  • C12N 1/04 Preserving or maintaining viable microorganisms (immobilised microorganisms C12N11/00) since 1980 IPC+CPC Available in IPC and CPC
  • C12N 1/08 Reducing the nucleic acid content since 1980 IPC+CPC Available in IPC and CPC
  • C12N 1/22 Processes using, or culture media containing, cellulose or hydrolysates thereof since 1980 IPC+CPC Available in IPC and CPC
  • C12N 1/24 Processes using, or culture media containing, waste sulfite liquor since 1980 IPC+CPC Available in IPC and CPC
  • C12N 1/32 Processes using, or culture media containing, lower alkanols, i.e. C1 to C6 since 1980 IPC+CPC Available in IPC and CPC
  • C12N 1/34 Processes using foam culture since 1980 IPC+CPC Available in IPC and CPC
  • C12N 1/36 Adaptation or attenuation of cells since 1980 IPC+CPC Available in IPC and CPC
  • C12N 1/38 Chemical stimulation of growth or activity by addition of chemical compounds which are not essential growth factors; Stimulation of growth by removal of a chemical compound (C12N1/34 takes precedence) since 1980 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