DIFF Subgroup
C09B 1/34 sulfonated
Introduced: September 1968
Full Title
Full titles differ between systems:
IPC:
Dyes with an anthracene nucleus not condensed with any other ring > Amino anthraquinones > Preparation from starting materials already containing the anthracene nucleus > Dyes with amino groups substituted by hydrocarbon radicals > substituted by aryl groups > sulfonated
CPC:
Dyes with anthracene nucleus not condensed with any other ring > Amino-anthraquinones > Preparation from starting materials already containing the anthracene nucleus > Dyes with amino groups substituted by hydrocarbon radicals > substituted by aryl groups (anthrimides C09B1/48) > sulfonated
Of 2 combined children, 0 exist in both systems.
2 codes are CPC-only extensions.
Child Classifications
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