Granted Patent
Utility
US 6,340,331 · App. 09/096,095
Cashless peripheral device for a gaming system
Inventors:
Michael Saunders, Dennis Willard Sorenson
Patented Case
View Patent ↗
Granted: Jan 22, 2002
Filed: Jun 11, 1998
Inventors
Michael Saunders
Dennis Willard Sorenson
Assignee (at issue)
Coinless Systems, 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.