Granted Patent
Utility
US 6,327,348 · App. 09/417,182
Method and system for controlling authorization of credit card transactions
Inventors:
Jay S. Walker, Daniel E. Tedesco, Andrew S. Van Luchene, James A. Jorasch
Patented Case
View Patent ↗
Granted: Dec 4, 2001
Filed: Oct 12, 1999
Inventors
Jay S. Walker
Daniel E. Tedesco
Andrew S. Van Luchene
James A. Jorasch
Assignee (at issue)
Walker Digital, 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.