Granted Patent
Utility
US 5,842,122 · App. 08/100,517
Apparatus and method for alternative radiotelephone system selection
Inventors:
Michael J. Schellinger, Robert F. D'Avello, Robert K. Krolopp
Patented Case
View Patent ↗
Granted: Nov 24, 1998
Filed: Jul 30, 1993
Inventors
Michael J. Schellinger
Robert F. D'Avello
Robert K. Krolopp
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.