Granted Patent
Utility
US 5,915,007 · App. 09/059,371
Method and system for using a frequent shopper card as a phone calling card
Inventor:
Timothy J. Klapka
Patented Case
View Patent ↗
Granted: Jun 22, 1999
Filed: Apr 14, 1998
Inventor
Timothy J. Klapka
Assignee (at issue)
CATALINA MARKETING INTERNATIONAL, 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.