Granted Patent
Utility
US 6,699,188 · App. 10/116,696
Interactive reward devices and methods
Inventor:
Paul Wessel
Patented Case
View Patent ↗
Granted: Mar 2, 2004
Filed: Apr 3, 2002
Inventor
Paul Wessel
Assignee (at issue)
Guidance Interactive Technologies
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.