Granted Patent
Utility
US 5,018,474 · App. 07/498,043
Ski rope attachment device
Inventor:
David L. Jellen
Patented Case
View Patent ↗
Granted: May 28, 1991
Filed: Mar 22, 1990
Inventor
David L. Jellen
Assignee (at issue)
Malibu Boats, LLC
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.