Granted Patent
Utility
US 6,548,792 · App. 09/862,033
Molecular bonding of vehicle frame components using magnetic impulse welding techniques
Inventor:
Robert Durand
Patented Case
View Patent ↗
Granted: Apr 15, 2003
Filed: May 21, 2001
Inventor
Robert Durand
Assignee (at issue)
DANA LIMITED
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.