Granted Patent
Utility
US 6,227,971 · App. 09/396,161
Multi-line, multi-reel gaming device
Inventor:
Steven A. Weiss
Patented Case
View Patent ↗
Granted: May 8, 2001
Filed: Sep 14, 1999
Inventor
Steven A. Weiss
Assignee (at issue)
Casino Data Systems
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.