Granted Patent
Utility
US 5,707,285 · App. 08/761,492
Method and apparatus for random prize selection in wagering games
Inventors:
Vaughn Place, Brad W. Johnson
Patented Case
View Patent ↗
Granted: Jan 13, 1998
Filed: Dec 6, 1996
Inventors
Vaughn Place
Brad W. Johnson
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.