Granted Patent
Utility
US 4,551,391 · App. 06/572,493
Rubber compositions and articles thereof having improved metal adhesion and metal adhesion retention
Inventors:
Jung W. Kang, James A. Davis
Patented Case
View Patent ↗
Granted: Nov 5, 1985
Filed: Jan 20, 1984
Inventors
Jung W. Kang
James A. Davis
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.