Granted Patent
Utility
US 6,748,592 · App. 09/503,878
Method and apparatus for protectively operating a data/information processing device
Inventor:
Swain W. Porter
Patented Case
View Patent ↗
Granted: Jun 8, 2004
Filed: Feb 14, 2000
Inventor
Swain W. Porter
Assignee (at issue)
Xoucin, 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.