Granted Patent
Utility
US 5,514,782 · App. 08/041,699
Phenyl-azo-aminophenyl compounds substituted by an aminosubstituted fluoro-triazinylamino group and a fibre-reactive group of the vinylsulfone series
Inventor:
Jorg Dannheim
Patented Case
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Granted: May 7, 1996
Filed: Apr 1, 1993
Inventor
Jorg Dannheim
Assignee (at issue)
Hoechst GmbH
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.