DIFF Subgroup
A23B 4/02 Preserving by means of inorganic salts (apparatus therefor A23B4/26, A23B4/32)
Introduced: July 1974
Title
Titles differ between systems:
IPC: Preserving by means of inorganic salts
CPC: Preserving by means of inorganic salts (apparatus therefor A23B4/26, A23B4/32)
Full Title
Full titles differ between systems:
IPC:
Preservation of meat, sausages, fish or fish products > Preserving by means of inorganic salts
CPC:
Preservation of meat, sausages, fish or fish products > Preserving by means of inorganic salts (apparatus therefor A23B4/26, A23B4/32)
Of 3 combined children, 2 exist in both systems.
1 codes are CPC-only extensions.
IPC defines codes here since 1990.
Child Classifications
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- A23B 4/023 by kitchen salt or mixtures thereof with inorganic or organic compounds since 1990 +1 CPC IPC+CPC Available in IPC and CPC
- A23B 4/027 by inorganic salts other than kitchen salt or mixtures thereof with organic compounds, e.g. biochemical compounds since 1990 IPC+CPC Available in IPC and CPC
Top Applicants
Top Applicants (IPC)
Class A23,2013–2023, worldwide · Source: EPO PATSTAT
- KVASENKOV OLEG IVANOVICH RU 6,158
- NESTLE CH 4,562
- NESTEC CH 3,354
- JIANGNAN UNIVERSITY 2,699
- DSM IP ASSETS (DUTCH STATE MINES IP ASSETS) NL 2,320
- SUNTORY HOLDINGS JP 1,926
- CHINESE ACADEMY OF SCIENCES 1,804
- CJ CHEILJEDANG CORPORATION KR 1,653
- CARGILL US 1,588
- REPUBLIC OF KOREA (RURAL DEVELOPMENT ADMINISTRATION) KR 1,314
Top Applicants (CPC)
Class A23,2013–2023, worldwide · Source: EPO PATSTAT
- NESTLE CH 5,075
- NESTEC CH 3,916
- DSM IP ASSETS (DUTCH STATE MINES IP ASSETS) NL 2,558
- JIANGNAN UNIVERSITY 2,196
- SUNTORY HOLDINGS JP 2,133
- CJ CHEILJEDANG CORPORATION KR 1,842
- CARGILL US 1,708
- REPUBLIC OF KOREA (RURAL DEVELOPMENT ADMINISTRATION) KR 1,341
- CHINESE ACADEMY OF SCIENCES 1,279
- MARS US 1,161