Granted Patent
Utility
US 4,871,883 · App. 07/076,623
Electro-magnetic shielding
Inventor:
Eric Guiol
Patented Case
View Patent ↗
Granted: Oct 3, 1989
Filed: Jul 23, 1987
Inventor
Eric Guiol
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.