Granted Patent
Utility
US 6,012,982 · App. 08/727,805
Bonus award feature in linked gaming machines having a common feature controller
Inventors:
Robert J. Piechowiak, Curtis J. Crawford
Patented Case
View Patent ↗
Granted: Jan 11, 2000
Filed: Oct 7, 1996
Inventors
Robert J. Piechowiak
Curtis J. Crawford
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.