Granted Patent
Utility
US 6,110,040 · App. 09/031,123
Video poker machine with revealed sixth card
Inventors:
Thomas J. Sanduski, Robert J. Piechowiak
Patented Case
View Patent ↗
Granted: Aug 29, 2000
Filed: Feb 26, 1998
Inventors
Thomas J. Sanduski
Robert J. Piechowiak
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.