Granted Patent
Utility
US 6,533,658 · App. 09/706,431
Electronic amusement device and method for operating same
Inventors:
Jay S. Walker, James A. Jorasch, Robert R. Lech
Patented Case
View Patent ↗
Granted: Mar 18, 2003
Filed: Nov 3, 2000
Inventors
Jay S. Walker
James A. Jorasch
Robert R. Lech
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.