Granted Patent
Utility
US 4,751,271 · App. 07/032,830
Furazan oxide modified rubbers and rubber compositions containing same
Inventor:
Daniel F. Graves
Patented Case
View Patent ↗
Granted: Jun 14, 1988
Filed: Apr 1, 1987
Inventor
Daniel F. Graves
Assignee (at issue)
The Firestone 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.