Granted Patent
Utility
US 5,599,613 · App. 08/216,109
Compositions for imparting stain-resistance to polyamide textile products which are lightfast and durable to alkaline washing
Inventor:
Richard D. Smith
Patented Case
View Patent ↗
Granted: Feb 4, 1997
Filed: Mar 22, 1994
Inventor
Richard D. Smith
Assignee (at issue)
Westpoint Stevens Inc.
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.