Granted Patent
Utility
US 6,500,067 · App. 09/420,221
Voucher gaming system
Inventors:
Robert A. Luciano, Jr., Warren R. White
Patented Case
View Patent ↗
Granted: Dec 31, 2002
Filed: Oct 16, 1999
Inventors
Robert A. Luciano, Jr.
Warren R. White
Assignee (at issue)
SIERRA DESIGN GROUP
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.