Granted Patent
Utility
US 6,793,743 · App. 10/200,546
Vehicle structural beam and method of manufacture
Inventors:
Frank G. McNulty, Gerald Hackstock, Jeffrey Bladow
Patented Case
View Patent ↗
Granted: Sep 21, 2004
Filed: Jul 22, 2002
Inventors
Frank G. McNulty
Gerald Hackstock
Jeffrey Bladow
Assignee (at issue)
Pullman Industries, 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.