Granted Patent
Utility
US 5,627,892 · App. 08/420,710
Data security scheme for point-to-point communication sessions
Inventor:
Marc W. Kauffman
Patented Case
View Patent ↗
Granted: May 6, 1997
Filed: Apr 19, 1995
Inventor
Marc W. Kauffman
Assignee (at issue)
General Instrument Corporation of Delaware
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.