Granted Patent
Utility
US 4,606,668 · App. 06/711,398
Axial ball joint for articulated linkages in motor vehicles and method of fabricating same
Inventor:
Andreas Schmidt
Patented Case
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Granted: Aug 19, 1986
Filed: Mar 13, 1985
Inventor
Andreas Schmidt
Assignee (at issue)
LEMFORDER METALLWAREN AG
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.