Granted Patent
Utility
US 5,771,446 · App. 08/494,317
Anti-fraud cellular security system
Inventor:
Paul Wilkinson
Patented Case
View Patent ↗
Granted: Jun 23, 1998
Filed: Jun 23, 1995
Inventor
Paul Wilkinson
Assignee (at issue)
Audiovox Corporation
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.