IPC Main Group
A23B 4/00 Preservation of meat, sausages, fish or fish products
Introduced: July 1974
Last revised: January 2006
Classification Context
- Section:
- HUMAN NECESSITIES
- Class:
- FOODS, FOODSTUFFS OR NON-ALCOHOLIC BEVERAGES; PREPARATION, TREATMENT OR PRESERVATION THEREOF
- Subclass:
- PRESERVATION OF FOODS, FOODSTUFFS OR NON-ALCOHOLIC BEVERAGES; CHEMICAL RIPENING OF FRUIT OR VEGETABLES
Related Keywords
preserving FISHpreserving MEATPRESERVING of meat, sausages, fishpreserving SAUSAGE(S)
11 direct subcodes
Child Classifications
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- A23B 4/005 Preserving by heating
- A23B 4/015 Preserving by irradiation or electric treatment without heating effect
- A23B 4/02 Preserving by means of inorganic salts
- A23B 4/03 Drying; Subsequent reconstitution
- A23B 4/044 Smoking; Smoking devices
- A23B 4/06 Freezing; Subsequent thawing; Cooling
- A23B 4/1 Coating with a protective layer; Compositions or apparatus therefor
- A23B 4/12 Preserving with acids; Acid fermentation
- A23B 4/14 Preserving with chemicals not covered by groups or
- A23B 4/26 Apparatus for preserving using liquids
- A23B 4/32 Apparatus for preserving using solids
Top Applicants
Top 10 applicants by patent filingsfor 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