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DIFF Main Group
C12Q 1/00

Measuring or testing processes involving enzymes, nucleic acids or microorganisms (measuring or testing apparatus with condition measuring or sensing means, e.g. colony counters, C12M1/34); Compositions therefor; Processes of preparing such compositions

Introduced: January 1980

Title

Titles differ between systems:

IPC: Measuring or testing processes involving enzymes, nucleic acids or microorganisms; Compositions therefor; Processes of preparing such compositions

CPC: Measuring or testing processes involving enzymes, nucleic acids or microorganisms (measuring or testing apparatus with condition measuring or sensing means, e.g. colony counters, C12M1/34); Compositions therefor; Processes of preparing such compositions

Full Title

Full titles differ between systems:

IPC:

Measuring or testing processes involving enzymes, nucleic acids or microorganisms; Compositions therefor; Processes of preparing such compositions

CPC:

Measuring or testing processes involving enzymes, nucleic acids or microorganisms (measuring or testing apparatus with condition measuring or sensing means, e.g. colony counters, C12M1/34); Compositions therefor; Processes of preparing such compositions

Additional Content IPC

Measuring or testing apparatus with condition measuring or sensing means, e.g. colony counters

Of 20 combined children, 17 exist in both systems.

3 codes are CPC-only extensions.

1 shared codes have differing titles between IPC and CPC.

IPC defines codes here since 1980.

Child Classifications

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  • C12Q 1/007 CPC only CPC only
  • C12Q 1/008 CPC only CPC only
  • C12Q 1/25 involving enzymes not classifiable in groups C12Q1/26 since 1990 IPC+CPC Available in IPC and CPC
  • C12Q 1/527 involving lyase since 1990 IPC+CPC Available in IPC and CPC
  • C12Q 1/533 involving isomerase since 1990 IPC+CPC Available in IPC and CPC
  • C12Q 1/54 involving glucose or galactose since 1980 IPC+CPC Available in IPC and CPC
  • C12Q 1/56 involving blood clotting factors, e.g. involving thrombin, thromboplastin, fibrinogen since 1980 IPC+CPC Available in IPC and CPC
  • C12Q 1/58 involving urea or urease since 1980 IPC+CPC Available in IPC and CPC
  • C12Q 1/60 involving cholesterol since 1980 IPC+CPC Available in IPC and CPC
  • C12Q 1/61 involving triglycerides since 1990 IPC+CPC Available in IPC and CPC
  • C12Q 1/62 involving uric acid since 1980 IPC+CPC Available in IPC and CPC
  • C12Q 1/64 Geomicrobiological testing, e.g. for petroleum since 1980 IPC+CPC Available in IPC and CPC
  • C12Q 1/66 involving luciferase 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