Skip to content
Search Classifications
Search for IPC and CPC classification codes or keywords
CPC Subgroup
A23B 4/044

Smoking; Smoking devices

Full Title

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

3 direct subcodes

Child Classifications

Navigate with arrow keys, Enter to open

  • A23B 4/048 with addition of chemicals other than natural smoke
  • 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. NESTLE CH 5,075
  2. NESTEC CH 3,916
  3. DSM IP ASSETS (DUTCH STATE MINES IP ASSETS) NL 2,558
  4. JIANGNAN UNIVERSITY 2,196
  5. SUNTORY HOLDINGS JP 2,133
  6. CJ CHEILJEDANG CORPORATION KR 1,842
  7. CARGILL US 1,708
  8. REPUBLIC OF KOREA (RURAL DEVELOPMENT ADMINISTRATION) KR 1,341
  9. CHINESE ACADEMY OF SCIENCES 1,279
  10. MARS US 1,161