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DIFF Subgroup
C12H 1/06

Precipitation by physical means, e.g. by irradiation, vibrations

Introduced: September 1968

Full Title

Full titles differ between systems:

IPC:

Pasteurisation, sterilisation, preservation, purification, clarification, or ageing of alcoholic beverages > combined with removal of precipitate or added materials, e.g. adsorption material > Precipitation by physical means, e.g. by irradiation, vibrations

CPC:

Pasteurisation, sterilisation, preservation, purification, clarification, or ageing of alcoholic beverages (simulating ageing by flavouring C12G3/06) > combined with removal of precipitate or added materials, e.g. adsorption material > Precipitation by physical means, e.g. by irradiation, vibrations

Of 5 combined children, 1 exist in both systems.

2 codes are CPC-only extensions, 2 exist only in IPC.

Child Classifications

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  • C12H 1/061 CPC only CPC only
  • C12H 1/063 CPC only CPC only
  • C12H 1/065 Separation by centrifugation since 1995 IPC only IPC only
  • C12H 1/08 by heating 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