Granted Patent
Utility
US 5,806,840 · App. 08/736,591
Fluid-filled unit of a cylinder and a piston rod, in particular gas spring
Inventor:
Michael Peters
Patented Case
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Granted: Sep 15, 1998
Filed: Oct 24, 1996
Inventor
Michael Peters
Assignee (at issue)
SUSPA 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.