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IPC Subgroup
A23B 4/044

Smoking; Smoking devices

Introduced: January 1990

Last revised: January 2006

Full Title

Preservation of meat, sausages, fish or fish products > Smoking; Smoking devices

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

3 direct subcodes

Child Classifications

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  • A23B 4/048 with addition of chemicals other than natural smoke
  • A23B 4/052 Smoke generators
  • A23B 4/056 Smoking combined with irradiation or electric treatment, e.g. electrostatic smoking

Top Applicants

Top 10 applicants by patent filingsfor class A23, 2013–2023, worldwide · Source: EPO PATSTAT

  1. KVASENKOV OLEG IVANOVICH RU 6,158
  2. NESTLE CH 4,562
  3. NESTEC CH 3,354
  4. JIANGNAN UNIVERSITY 2,699
  5. DSM IP ASSETS (DUTCH STATE MINES IP ASSETS) NL 2,320
  6. SUNTORY HOLDINGS JP 1,926
  7. CHINESE ACADEMY OF SCIENCES 1,804
  8. CJ CHEILJEDANG CORPORATION KR 1,653
  9. CARGILL US 1,588
  10. REPUBLIC OF KOREA (RURAL DEVELOPMENT ADMINISTRATION) KR 1,314