Granted Patent
Utility
US 5,580,033 · App. 08/418,984
Bellows type air spring and method of making same
Inventors:
Thomas E. Burkley, Robert C. Schisler, Gary J. Thompson
Patented Case
View Patent ↗
Granted: Dec 3, 1996
Filed: Apr 7, 1995
Inventors
Thomas E. Burkley
Robert C. Schisler
Gary J. Thompson
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.