Granted Patent
Utility
US 5,298,607 · App. 08/063,848
Reactive dyes containing fluorotriazine and vinylsulfonyl radicals
Inventor:
Herbert Seiler
Patented Case
View Patent ↗
Granted: Mar 29, 1994
Filed: May 26, 1993
Inventor
Herbert Seiler
Assignee (at issue)
Ciba-Geigy
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.