Granted Patent
Utility
US 5,733,015 · App. 08/566,840
Wheel with a semi-permanently enclosed annular material
Inventors:
Charles Demarest, Paul C. Jensen, Gerard F. Lutz
Patented Case
View Patent ↗
Granted: Mar 31, 1998
Filed: Dec 4, 1995
Inventors
Charles Demarest
Paul C. Jensen
Gerard F. Lutz
Assignee (at issue)
Kryptonics, Inc.
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.