Granted Patent
Utility
US 5,604,920 · App. 08/363,065
Satellite cellular telephone and data communication system
Inventors:
Bary R. Bertiger, Raymond J. Leopold, Kenneth M. Peterson
Patented Case
View Patent ↗
Granted: Feb 18, 1997
Filed: Dec 22, 1994
Inventors
Bary R. Bertiger
Raymond J. Leopold
Kenneth M. Peterson
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.