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DIFF Subgroup
A23F 5/16

Removing unwanted substances (reducing or removing alkaloid content A23F5/20)

Introduced: January 1980

Title

Titles differ between systems:

IPC: Removing unwanted substances

CPC: Removing unwanted substances (reducing or removing alkaloid content A23F5/20)

Full Title

Full titles differ between systems:

IPC:

Coffee; Coffee substitutes; Preparations thereof > Removing unwanted substances

CPC:

Coffee; Coffee substitutes; Preparations thereof (preservation of coffee or coffee substitutes A23B90/00) > Removing unwanted substances (reducing or removing alkaloid content A23F5/20)

CPC subdivides this area 3x more granularly than IPC with 2 additional codes.

2 codes are CPC-only extensions.

IPC defines codes here since 1980.

Child Classifications

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Top Applicants

Top Applicants (IPC)

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

Top Applicants (CPC)

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