Granted Patent
Utility
US 6,315,291 · App. 09/439,755
Multiple play keno games
Inventor:
Ernest W. Moody
Patented Case
View Patent ↗
Granted: Nov 13, 2001
Filed: Nov 15, 1999
Inventor
Ernest W. Moody
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.