Granted Patent
Utility
US 5,736,611 · App. 08/798,838
Sulfur-vulcanized rubber compound having improved reversion resistance
Inventors:
Edward J. Blok, Paul Harry Sandstrom, Edward R. Terrill, David John Zanzig, Jennifer Ann McDougal
Patented Case
View Patent ↗
Granted: Apr 7, 1998
Filed: Feb 12, 1997
Inventors
Edward J. Blok
Paul Harry Sandstrom
Edward R. Terrill
David John Zanzig
Jennifer Ann McDougal
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.