Granted Patent
Utility
US 5,087,668 · App. 07/698,007
Rubber blend and tire with tread thereof
Inventors:
Paul H. Standstrom, J. Dale Massie, II, John Joseph Andre Verthe, Gregory Martin Holtzapple, Raymond R. DiRossi
Patented Case
View Patent ↗
Granted: Feb 11, 1992
Filed: May 9, 1991
Inventors
Paul H. Standstrom
J. Dale Massie, II
John Joseph Andre Verthe
Gregory Martin Holtzapple
Raymond R. DiRossi
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.