Granted Patent
Utility
US 4,946,736 · App. 07/425,454
Protective electromagnetically transparent window
Inventor:
Robert L. Sassa
Patented Case
View Patent ↗
Granted: Aug 7, 1990
Filed: May 26, 1989
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.