Granted Patent
Utility
US 6,454,884 · App. 09/777,379
Method of manufacturing a vehicle structural beam
Inventors:
Frank G. McNulty, Gerald Hackstock, Jeffrey Bladow
Patented Case
View Patent ↗
Granted: Sep 24, 2002
Filed: Feb 6, 2001
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.