Granted Patent
Utility
US 4,709,738 · App. 06/829,198
Bead lock for pneumatic tires
Inventors:
Fred L. Goodell, Michael J. Ellison
Patented Case
View Patent ↗
Granted: Dec 1, 1987
Filed: Feb 14, 1986
Inventors
Fred L. Goodell
Michael J. Ellison
Assignee (at issue)
AM General 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.