Granted Patent
Utility
US 4,614,455 · App. 06/728,213
Flexible joints or bearings
Inventor:
John B. Skipper
Patented Case
View Patent ↗
Granted: Sep 30, 1986
Filed: Apr 29, 1985
Inventor
John B. Skipper
Assignee (at issue)
Dunlop GmbH
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.