Granted Patent
Utility
US 5,978,840 · App. 08/721,133
System, method and article of manufacture for a payment gateway system architecture for processing encrypted payment transactions utilizing a multichannel, extensible, flexible architecture
Inventors:
Trong Nguyen, Daniel HALLER, Mahadevan Subramanian
Patented Case
View Patent ↗
Granted: Nov 2, 1999
Filed: Sep 26, 1996
Inventors
Trong Nguyen
Daniel HALLER
Mahadevan Subramanian
Assignee (at issue)
VeriFone, 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.