Granted Patent
Utility
US 5,771,287 · App. 08/690,903
Apparatus and method for secured control of feature set of a programmable device
Inventors:
James E. Gilley, Kenneth Leo Snyder, Paul A. Schwartzkopf
Patented Case
View Patent ↗
Granted: Jun 23, 1998
Filed: Aug 1, 1996
Inventors
James E. Gilley
Kenneth Leo Snyder
Paul A. Schwartzkopf
Assignee (at issue)
Transcrypt International, 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.