Granted Patent
Utility
US 5,845,202 · App. 08/723,398
Method and apparatus for acknowledge back signaling using a radio telephone system
Inventor:
Walter L. Davis
Patented Case
View Patent ↗
Granted: Dec 1, 1998
Filed: Sep 30, 1996
Inventor
Walter L. Davis
Assignee (at issue)
Motorola, 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.