Granted Patent
Utility
US 6,698,755 · App. 10/292,647
Two level game
Inventor:
David J. Cherry
Patented Case
View Patent ↗
Granted: Mar 2, 2004
Filed: Nov 12, 2002
Inventor
David J. Cherry
Assignee (at issue)
ARROW INTERNATIONAL 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.