DIFF Subgroup
C09B 31/08 from a coupling component "C" containing directive hydroxyl and amino groups
Introduced: September 1968
Title
Titles differ between systems:
IPC: from a coupling component "C" containing directive hydroxy and amino groups
CPC: from a coupling component "C" containing directive hydroxyl and amino groups
Full Title
Full titles differ between systems:
IPC:
Disazo or polyazo dyes of the type A → B → C, A → B → C → D, or the like, prepared by diazotising and coupling > Disazo dyes > from a coupling component "C" containing directive hydroxy and amino groups
CPC:
Disazo and polyazo dyes of the type A->B->C, A->B->C->D, or the like, prepared by diazotising and coupling > Disazo dyes > from a coupling component "C" containing directive hydroxyl and amino groups
No child classifications to compare. This is a leaf node in both IPC and CPC.