Granted Patent
Utility
US 5,967,722 · App. 09/057,025
Locking washer arrangement
Inventor:
Gregory A. Fett
Patented Case
View Patent ↗
Granted: Oct 19, 1999
Filed: Apr 8, 1998
Inventor
Gregory A. Fett
Assignee (at issue)
DANA LIMITED
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.