Granted Patent
Utility
US 4,769,642 · App. 07/125,794
Paging receiver with LPC speech synthesizer
Inventors:
Walter L. Davis, Wendell L. Little
Patented Case
View Patent ↗
Granted: Sep 6, 1988
Filed: Nov 27, 1987
Inventors
Walter L. Davis
Wendell L. Little
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.