Granted Patent
Utility
US 5,140,694 · App. 07/397,229
Anti-intrusion defeator and locator for communication satellites
Inventor:
William J. Benden
Patented Case
View Patent ↗
Granted: Aug 18, 1992
Filed: Aug 23, 1989
Inventor
William J. Benden
Assignee (at issue)
AT&T Bell Laboratories
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.