Granted Patent
Utility
US 6,024,640 · App. 08/858,123
Off-line remote lottery system
Inventors:
Jay S. Walker, Bruce Schneier
Patented Case
View Patent ↗
Granted: Feb 15, 2000
Filed: May 19, 1997
Inventors
Jay S. Walker
Bruce Schneier
Assignee (at issue)
Walker Asset Management Limited Partnership
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.