US Patent 7297200 Water-soluble yellow azo dyes
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Patent abstract
A dye of the formula (2) and a process for preparing the same, wherein the radicals are as defined in the specification
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US Patent 07297200 Water-soluble yellow azo dyes US Patent 7297200 Water-soluble yellow azo dyes
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Patent Number
0729720000
Patent Number
729720000
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Infobox
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Patent Jurisdiction
Patent Number
072972000
Date of Patent
November 20, 2007
0Patent Application Number
105044950
Date Filed
February 3, 2003
0Official Website
Patent Primary Examiner
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Infobox
Is a
Patent Jurisdiction
Patent Number
072972000
Date of Patent
November 20, 2007
0Patent Application Number
105044950
Date Filed
February 3, 2003
0Official Website
Patent Primary Examiner
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US Patent 07297200 Water-soluble yellow azo dyes
Infobox
Is a
Patent jurisdiction
Patent number
07297200
Date of patent
November 20, 2007
Patent application number
10504495
Date Filed
February 3, 2003
Patent primary examiner
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