Granted Patent
Utility
US 5,336,033 · App. 07/838,921
Vehicle restraint
Inventor:
James C. Alexander
Patented Case
View Patent ↗
Granted: Aug 9, 1994
Filed: Feb 21, 1992
Inventor
James C. Alexander
Assignee (at issue)
Serco
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.