Granted Patent
Utility
US 4,774,715 · App. 07/024,567
Device for demodulating a spread spectrum signal
Inventor:
Steven Messenger
Patented Case
View Patent ↗
Granted: Sep 27, 1988
Filed: Mar 11, 1987
Inventor
Steven Messenger
Assignee (at issue)
Telesystems SLW 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.