Granted Patent
Utility
US 6,652,378 · App. 09/872,489
Gaming machines and systems offering simultaneous play of multiple games and methods of gaming
Inventors:
Lee E. Cannon, John P. O'Donovan
Patented Case
View Patent ↗
Granted: Nov 25, 2003
Filed: Jun 1, 2001
Inventors
Lee E. Cannon
John P. O'Donovan
Assignee (at issue)
IGT
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.