Granted Patent
Utility
US 4,702,292 · App. 06/840,812
High performance all-season tire tread
Inventor:
Randall Raymond Brayer
Patented Case
View Patent ↗
Granted: Oct 27, 1987
Filed: Mar 18, 1986
Inventor
Randall Raymond Brayer
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.