Granted Patent
Utility
US 4,449,274 · App. 06/340,947
Device for controlling the fitting-on of ski boots and the like
Inventor:
Renzo Balbinot
Patented Case
View Patent ↗
Granted: May 22, 1984
Filed: Jan 20, 1982
Inventor
Renzo Balbinot
Assignee (at issue)
Nordica S.p.A.
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.