Granted Patent
Utility
US 4,296,789 · App. 06/215,208
Tread for pneumatic tire
Inventors:
Charles W. Roberts, Michael A. Kolowski, Daniel J. Lindner, John E. Lynch, Terrence M. Ruip, Harold D. Fetty
Patented Case
View Patent ↗
Granted: Oct 27, 1981
Filed: Dec 11, 1980
Inventors
Charles W. Roberts
Michael A. Kolowski
Daniel J. Lindner
John E. Lynch
Terrence M. Ruip
Harold D. Fetty
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.