Granted Patent
Utility
US 6,169,887 · App. 09/260,697
Range extension within a communication system
Inventors:
Donald Cordell, Terry Michael Schaffner
Patented Case
View Patent ↗
Granted: Jan 2, 2001
Filed: Mar 2, 1999
Inventors
Donald Cordell
Terry Michael Schaffner
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.