Granted Patent
Utility
US 5,221,071 · App. 07/792,640
Vehicle seat suspension with improved compression spring mounting
Inventor:
Kevin E. Hill
Patented Case
View Patent ↗
Granted: Jun 22, 1993
Filed: Nov 15, 1991
Inventor
Kevin E. Hill
Assignee (at issue)
Milsco Manufacturing Company
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.