Granted Patent
Utility
US 5,724,515 · App. 08/611,639
Packet radio communication system
Inventors:
Keith Barnes, Donald R. Bauman
Patented Case
View Patent ↗
Granted: Mar 3, 1998
Filed: Mar 6, 1996
Inventors
Keith Barnes
Donald R. Bauman
Assignee (at issue)
E.F. Johnson Company
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.