Granted Patent
Utility
US 4,258,770 · App. 06/068,824
Cured rubber skim stock compositions having improved metal adhesion and metal adhesion retention
Inventors:
James A. Davis, Jung W. Kang
Patented Case
View Patent ↗
Granted: Mar 31, 1981
Filed: Aug 22, 1979
Inventors
James A. Davis
Jung W. Kang
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.