DIFF Subgroup
A23F 5/20 Reducing or removing alkaloid content; Preparations produced thereby; Extracts or infusions thereof
Introduced: January 1980
Full Title
Full titles differ between systems:
IPC:
Coffee; Coffee substitutes; Preparations thereof > Reducing or removing alkaloid content; Preparations produced thereby; Extracts or infusions thereof
CPC:
Coffee; Coffee substitutes; Preparations thereof (preservation of coffee or coffee substitutes A23B90/00) > Reducing or removing alkaloid content; Preparations produced thereby; Extracts or infusions thereof
CPC subdivides this area 5x more granularly than IPC with 4 additional codes.
4 codes are CPC-only extensions.
IPC defines codes here since 1980.
Child Classifications
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- A23F 5/22 Reducing or removing alkaloid content from coffee extract since 1980 +2 CPC IPC+CPC Available in IPC and CPC