Granted Patent
Utility
US 5,901,357 · App. 08/123,597
Frequency allocation for subscribers of multiple telephone systems having frequency sharing
Inventors:
Robert F. D'Avello, Robert K. Krolopp
Patented Case
View Patent ↗
Granted: May 4, 1999
Filed: Sep 20, 1993
Inventors
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.