Granted Patent
Utility
US 5,456,983 · App. 08/307,540
Composite fiber of commingled fiberglass and polytetrafluoroethylene and method of producing same
Inventor:
Robert L. Sassa
Patented Case
View Patent ↗
Granted: Oct 10, 1995
Filed: Sep 16, 1994
Inventor
Robert L. Sassa
Assignee (at issue)
W. L. Gore & Associates, 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.