Granted Patent
Utility
US 6,755,737 · App. 09/967,629
Gaming machine having bonus game
Inventors:
James P. Jackson, Robert J. Piechowiak, Frank C. DeSimone, Michael Thomas Dini
Patented Case
View Patent ↗
Granted: Jun 29, 2004
Filed: Sep 28, 2001
Inventors
James P. Jackson
Robert J. Piechowiak
Frank C. DeSimone
Michael Thomas Dini
Assignee (at issue)
Sigma Game, 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.