Granted Patent
Utility
US 5,751,949 · App. 08/447,650
Data security system and method
Inventors:
Robert Thomson, Roger Geiwitz
Patented Case
View Patent ↗
Granted: May 12, 1998
Filed: May 23, 1995
Inventors
Robert Thomson
Roger Geiwitz
Assignee (at issue)
MCI, LLC
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.