Granted Patent
Utility
US 5,802,156 · App. 08/658,378
Method for billing and controlling fraud in providing pay information services
Inventor:
David Felger
Patented Case
View Patent ↗
Granted: Sep 1, 1998
Filed: Jun 5, 1996
Inventor
David Felger
Assignee (at issue)
David Felger
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.