US Patent 7619074 Reactive dyestuff with N,N-dialkylamino bridge group

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Patent Jurisdiction

Patent Number

Patent Inventor Names

Ya-Cing Yu0

Hong-Chang Huang0

Hsien-Chung Hsia0

Wen-Jang Chen0

Chen-Lung Kao0

Chien-Yu Chen0

Date of Patent

November 17, 2009

Patent Application Number

121534730

Date Filed

May 20, 2008

Patent Primary Examiner

Patent abstract

The present invention relates to a novel reactive dyestuff with an N,N-dialkylamino bridge group, represented by the following formula (I):

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