US Patent 7833291 Dispersion dye, the production and use thereof

Patent 7833291 was granted and assigned to Dystar on November, 2010 by the United States Patent and Trademark Office.

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Date of Patent

November 16, 2010

Patent Application Number

12524003

Date Filed

January 14, 2008

Patent Primary Examiner

Patent abstract

The present invention provides dyes of the general formula (I)

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