Granted Patent
Utility
US 4,577,421 · App. 06/640,627
Foot locking device particularly for front entrance ski boots
Inventor:
Mariano Sartor
Patented Case
View Patent ↗
Granted: Mar 25, 1986
Filed: Aug 14, 1984
Inventor
Mariano Sartor
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.