Granted Patent
Utility
US 5,314,261 · App. 08/016,685
Vehicle crash cushion
Inventor:
Barry D. Stephens
Patented Case
View Patent ↗
Granted: May 24, 1994
Filed: Feb 11, 1993
Inventor
Barry D. Stephens
Assignee (at issue)
ENERGY ABSORPTION SYSTEMS, INC.
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.