DIFF Subgroup
A61K 31/07 Retinol compounds, e.g. vitamin A (retinoic acids A61K31/203)
Introduced: July 1974
Title
Titles differ between systems:
IPC: Retinol compounds, e.g. vitamin A
CPC: Retinol compounds, e.g. vitamin A (retinoic acids A61K31/203)
Full Title
Full titles differ between systems:
IPC:
Medicinal preparations containing organic active ingredients > Hydroxy compounds, e.g. alcohols; Salts thereof, e.g. alcoholates > Retinol compounds, e.g. vitamin A
CPC:
Medicinal preparations containing organic active ingredients > Hydroxy compounds, e.g. alcohols; Salts thereof, e.g. alcoholates > Retinol compounds, e.g. vitamin A (retinoic acids A61K31/203)
No child classifications to compare. This is a leaf node in both IPC and CPC.