Granted Patent
Utility
US 4,378,935 · App. 06/255,627
Rolling lobe airspring
Inventors:
Paul R. Brown, Henry D. Fresch
Patented Case
View Patent ↗
Granted: Apr 5, 1983
Filed: Apr 20, 1981
Inventors
Paul R. Brown
Henry D. Fresch
Assignee (at issue)
THE GOODYEAR 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.