Granted Patent
Utility
US 4,919,459 · App. 07/389,181
Metal-to-metal backseat lockdown screw
Inventor:
James Otis Miller
Patented Case
View Patent ↗
Granted: Apr 24, 1990
Filed: Aug 3, 1989
Inventor
James Otis Miller
Assignee (at issue)
Cooper Industries Holdings
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.