US Patent 7892295 1.3-thiazolyl azo dyes, their preparation and use

Patent 7892295 was granted and assigned to Dystar on February, 2011 by the United States Patent and Trademark Office.

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Patent Number

Patent Inventor Names

Hartwig Jordan0

Date of Patent

February 22, 2011

Patent Application Number

126726020

Date Filed

August 1, 2008

Patent Primary Examiner

Patent abstract

A disperse dye of formula (I):

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