C09B1/54 - CPC Classification Index

ClassID:

101817 ⎘

C09B1/54 - CPC Classification

Classification description:

Dyes with anthracene nucleus not condensed with any other ring; Amino-hydroxy-anthraquinones; Ethers and esters thereof etherified

Sub-classes:

C09B1/542 » {Anthraquinones with aliphatic, cycloaliphatic, araliphatic or aromatic ether groups} 3
C09B1/545 » {Anthraquinones with aliphatic, cycloaliphatic or araliphatic ether groups} 4
C09B1/547 » {Anthraquinones with aromatic ether groups} 7

Recent Application in this class:

20140296518

Colored charged silsesquioxanes