C09B1/5035 - CPC Classification Index

ClassID:

101802 ⎘

C09B1/5035 - 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 only amino and hydroxy groups

Recent Application in this class:

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2022-08-25

One-Way Circularly Polarized Light Generated by Propagation through Ch-GLC Films Doped with Light-Absorbing Dyes

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2022-03-10

Contact lens

20210309860

2021-10-07

ANTHRAQUINONIC DERIVATIVES AND THEIR USE AS COLOURING AGENTS

20200239691

2020-07-30

Polycarbonate resin composition and optical molded product including the same