Granted Patent
Utility
US 5,154,462 · App. 07/811,607
Method for making a bonded vehicular cross member bumper beam from two materials
Inventor:
Ronald A. Carpenter
Patented Case
View Patent ↗
Granted: Oct 13, 1992
Filed: Dec 23, 1991
Inventor
Ronald A. Carpenter
Assignee (at issue)
Ford Motor 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.