DIFF Subgroup
C09B 1/514 N-aryl derivatives (N-aralkyl derivatives C09B1/515)
Introduced: July 1974
Title
Titles differ between systems:
IPC: N-aryl derivatives
CPC: N-aryl derivatives (N-aralkyl derivatives C09B1/515)
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 > N-substituted amino-hydroxy anthraquinone > N-aryl derivatives
CPC:
Dyes with anthracene nucleus not condensed with any other ring > Amino-hydroxy-anthraquinones; Ethers and esters thereof > N-substituted amino-hydroxy anthraquinone > N-aryl derivatives (N-aralkyl derivatives C09B1/515)
Of 1 combined children, 0 exist in both systems.
1 codes are CPC-only extensions.
Child Classifications
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