DIFF Subgroup
A23F 3/40 Tea flavour; Tea oil; Flavouring of tea or tea extract (synthetic tea flavours A23L27/20)
Introduced: January 1980
Title
Titles differ between systems:
IPC: Tea flavour; Tea oil; Flavouring of tea or tea extract
CPC: Tea flavour; Tea oil; Flavouring of tea or tea extract (synthetic tea flavours A23L27/20)
Full Title
Full titles differ between systems:
IPC:
Tea; Tea substitutes; Preparations thereof > Tea flavour; Tea oil; Flavouring of tea or tea extract
CPC:
Tea; Tea substitutes; Preparations thereof (preservation of tea, tea substitutes or herbal tea A23B85/00) > Tea flavour; Tea oil; Flavouring of tea or tea extract (synthetic tea flavours A23L27/20)
Of 2 combined children, 1 exist in both systems.
1 codes are CPC-only extensions.
IPC defines codes here since 1980.
Child Classifications
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