Skip to content
PCE
Search Classifications
Search for IPC and CPC classification codes or keywords
DIFF Main Group
C09B 31/00

Disazo and polyazo dyes of the type A->B->C, A->B->C->D, or the like, prepared by diazotising and coupling

Introduced: September 1968

Title

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

CPC: Disazo and polyazo dyes of the type A->B->C, A->B->C->D, or the like, prepared by diazotising and coupling

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

CPC:

Disazo and polyazo dyes of the type A->B->C, A->B->C->D, or the like, prepared by diazotising and coupling

IPC and CPC are identically structured here. All 3 subcodes exist in both systems.

Child Classifications

Navigate with arrow keys, Enter to open

  • C09B 31/30 Other polyazo dyes IPC+CPC Available in IPC and CPC