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CPC Subclass Not Allocatable
A23K

FODDER

Description

Covers formulated animal feeds, pet foods, livestock supplements, and aquaculture feeds designed for specific nutritional or therapeutic purposes. Includes methods for manufacturing, processing, and preparing feed compositions tailored to particular animal species, production stages, or health requirements. The subclass encompasses feed additives (vitamins, minerals, probiotics), specialized formulations for poultry, ruminants, fish, and companion animals, as well as processing techniques such as pelleting, extrusion, and fermentation. Does not extend to general food preservation or human foodstuffs covered under A23B or A23C.

Filing statistics

CPC subclass A23K recorded 75,244 patent applications worldwide between 2013 and 2023. Annual filings grew from 3,450 in 2013 to 5,806 in 2023 (+68%), peaking at 12,525 applications in 2018. The most active applicants in class A23 are NESTLE (5,075 applications), NESTEC (3,916 applications) and DSM IP ASSETS (DUTCH STATE MINES IP ASSETS) (2,558 applications).

Source: EPO PATSTAT, worldwide filings

5 direct subcodes

Child Classifications

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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