Granted Patent
Utility
US 6,343,990 · App. 09/492,125
Entertainment system offering merit-based rewards
Inventors:
Sean Rasmussen, Paul Donovan
Patented Case
View Patent ↗
Granted: Feb 5, 2002
Filed: Jan 27, 2000
Inventors
Sean Rasmussen
Paul Donovan
Assignee (at issue)
Paul Donovan
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.