Granted Patent
Utility
US 5,809,396 · App. 08/624,232
Radio telecommunication network with selectable ring signal coverage
Inventors:
Peter J. Armbruster, Dean Paul Vanden Heuvel, James William Bishop, Jr.
Patented Case
View Patent ↗
Granted: Sep 15, 1998
Filed: Mar 29, 1996
Inventors
Peter J. Armbruster
Dean Paul Vanden Heuvel
James William Bishop, Jr.
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.