Granted Patent
Utility
US 5,528,664 · App. 08/279,586
Cellular data overlay system providing packet-switched communication data service over a selected channel which is not in use by a circuit-switched communication subsystem
Inventors:
Arunas G. Slekys, William Anthony Gage, William E. Andrietz, Duane Sharman
Patented Case
View Patent ↗
Granted: Jun 18, 1996
Filed: Oct 26, 1994
Inventors
Arunas G. Slekys
William Anthony Gage
William E. Andrietz
Duane Sharman
Assignee (at issue)
Harris Canada, 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.