C09B1/515 - CPC Classification Index

ClassID:

101807 ⎘

C09B1/515 - CPC Classification

Classification description:

Dyes with anthracene nucleus not condensed with any other ring; Amino-hydroxy-anthraquinones; Ethers and esters thereof; N-substituted amino-hydroxy anthraquinone N-alkyl, N-aralkyl or N-cycloalkyl derivatives

Sub-classes:

C09B1/5155 » {only amino and hydroxy groups} 4

Recent Application in this class:

20140078577

2014-03-20

AZO compound and ink containing the compound

20120235099

2012-09-20

Radiation-sensitive colored composition, colored cured film, color filter and method of producing the same, solid-state imaging device, liquid crystal display apparatus, and method of producing dye

20110226998

2011-09-22

Electrowetting elements

20090291467

2009-11-26

Near infrared fluorophore for the selective labelling of membranes in cells