Granted Patent
Utility
US 5,448,619 · App. 07/868,472
Apparatus and a method of allowing private cellular operation within an existing public cellular system
Inventors:
Michael W. Evans, Samuel A. Leslie
Patented Case
View Patent ↗
Granted: Sep 5, 1995
Filed: Apr 14, 1992
Inventors
Michael W. Evans
Samuel A. Leslie
Assignee (at issue)
Orion Industries, Ltd.
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.