Granted Patent
Utility
US 4,667,718 · App. 06/746,907
Pneumatic tire tread
Inventor:
Jean F. L. Fontaine
Patented Case
View Patent ↗
Granted: May 26, 1987
Filed: Jun 20, 1985
Inventor
Jean F. L. Fontaine
Assignee (at issue)
THE GOODYEAR TIRE & RUBBER COMPANY
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.