C09B1/503 - CPC Classification Index

ClassID:

101801 ⎘

C09B1/503 - CPC Classification

Classification description:

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

Sub-classes:

C09B1/5035 » {only amino and hydroxy groups} 4

Recent Application in this class:

20230115193

2023-04-13

THERMAL TRANSFER SHEET AND METHOD FOR PRODUCING PRINTED MATTER

20150360495

2015-12-17

Thermal transfer recording sheet

20140296518

2014-10-02

Colored charged silsesquioxanes

20140082860

2014-03-27

Disperse dye composition and dyeing method for hydrophobic fiber material using same

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

20100267957

2010-10-21

Anthraquinone Dyes As Photosensitizers In Photovoltaic Cells