Granted Patent
Utility
US 6,443,837 · App. 09/318,903
Bonus games for gaming machines with strategy options
Inventors:
Joel R. Jaffe, Damon E. Gura, Erica A. Frohm
Patented Case
View Patent ↗
Granted: Sep 3, 2002
Filed: May 26, 1999
Inventors
Joel R. Jaffe
Damon E. Gura
Erica A. Frohm
Assignee (at issue)
WMS GAMING, INC.
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.