Granted Patent
Utility
US 5,848,152 · App. 08/759,503
Communication device having interchangeable faceplates and active keypad cover
Inventors:
Michael John Slipy, Louis J. Lundell, Jose Ticy Lo, Nicholas Mischenko
Patented Case
View Patent ↗
Granted: Dec 8, 1998
Filed: Dec 4, 1996
Inventors
Michael John Slipy
Louis J. Lundell
Jose Ticy Lo
Nicholas Mischenko
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.