Granted Patent
Utility
US 4,847,902 · App. 06/579,089
Digital computer system for executing encrypted programs
Inventor:
Bradford E. Hampson
Patented Case
View Patent ↗
Granted: Jul 11, 1989
Filed: Feb 10, 1984
Inventor
Bradford E. Hampson
Assignee (at issue)
Prime Computer, 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.