Granted Patent
Utility
US 5,096,473 · App. 07/662,871
Filtration fabric laminates
Inventors:
Robert L. Sassa, Todd D Johnson, Richard Winkelmayer, Jr.
Patented Case
View Patent ↗
Granted: Mar 17, 1992
Filed: Mar 1, 1991
Inventors
Robert L. Sassa
Todd D Johnson
Richard Winkelmayer, Jr.
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.