Granted Patent
Utility
US 6,547,664 · App. 09/872,078
Cashless method for a gaming system
Inventor:
Michael Saunders
Patented Case
View Patent ↗
Granted: Apr 15, 2003
Filed: May 31, 2001
Inventor
Michael Saunders
Assignee (at issue)
Mikohn Gaming Corporation
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.