Granted Patent
Utility
US 5,253,717 · App. 07/828,292
Foldable agricultural implement
Inventors:
Daniel Edward Roush, Robert A. Klaviter, Jr.
Patented Case
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Granted: Oct 19, 1993
Filed: Jan 30, 1992
Inventors
Daniel Edward Roush
Robert A. Klaviter, Jr.
Assignee (at issue)
Case 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.