Granted Patent
Utility
US 4,794,669 · App. 07/183,662
Elastomeric hinge spring
Inventor:
Myron D. Sanders
Patented Case
View Patent ↗
Granted: Jan 3, 1989
Filed: Apr 19, 1988
Inventor
Myron D. Sanders
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.