Skip to content
PCE
Search Classifications
Search for IPC and CPC classification codes or keywords
DIFF Subgroup
C09B 1/503

unsubstituted amino-hydroxy anthraquinone

Introduced: July 1974

Full Title

Full titles differ between systems:

IPC:

Dyes with an anthracene nucleus not condensed with any other ring > Amino-hydroxy anthraquinones; Ethers or esters thereof > unsubstituted amino-hydroxy anthraquinone

CPC:

Dyes with anthracene nucleus not condensed with any other ring > Amino-hydroxy-anthraquinones; Ethers and esters thereof > unsubstituted amino-hydroxy anthraquinone

Of 1 combined children, 0 exist in both systems.

1 codes are CPC-only extensions.

Child Classifications

Navigate with arrow keys, Enter to open