DIFF Main Group
C12G 1/00 Preparation of wine or sparkling wine
Introduced: September 1968
Of 7 combined children, 4 exist in both systems.
1 codes are CPC-only extensions, 2 exist only in IPC.
3 shared codes have differing titles between IPC and CPC.
Child Classifications
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- C12G 1/02 Preparation of must from grapes; Must treatment and fermentation +5 CPC −1 IPC IPC+CPC Available in IPC and CPC
- C12G 1/06 Preparation of sparkling wine; Impregnation of wine with carbon dioxide (methods for reducing the alcohol content after fermentation C12H3/00; methods for increasing the alcohol content after fermentation C12H6/00) +2 CPC −2 IPC IPC+CPC Available in IPC and CPC
- C12G 1/14 Preparation of wine or sparkling wine with low alcohol content (methods for reducing the alcohol content after fermentation C12H3/00) since 2019 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