Granted Patent
Utility
US 4,861,217 · App. 07/015,851
Vehicle restraint using both linear and pivotal movement
Inventor:
Kjell I. Erlandsson
Patented Case
View Patent ↗
Granted: Aug 29, 1989
Filed: Feb 17, 1987
Inventor
Kjell I. Erlandsson
Assignee (at issue)
Kelley Company, 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.