Granted Patent
Utility
US 4,719,670 · App. 06/927,072
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Inventor:
Hilgarth Kurt
Patented Case
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Granted: Jan 19, 1988
Filed: Nov 5, 1986
Inventor
Hilgarth Kurt
Assignee (at issue)
Skischuhfabrik Dynafit Gesellschaft m.b.H.
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.