Granted Patent
Utility
US 6,250,685 · App. 09/001,901
Ticket for instant lottery game and method of playing same
Inventors:
Jay S. Walker, James A. Jorasch, Stephen C. Tulley
Patented Case
View Patent ↗
Granted: Jun 26, 2001
Filed: Dec 31, 1997
Inventors
Jay S. Walker
James A. Jorasch
Stephen C. Tulley
Assignee (at issue)
Walker Digital, LLC
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.