Granted Patent
Utility
US 6,814,381 · App. 10/658,474
Vehicle with bumper and deformation element
Inventor:
Simon Frank
Patented Case
View Patent ↗
Granted: Nov 9, 2004
Filed: Sep 9, 2003
Inventor
Simon Frank
Assignee (at issue)
Alcan Technology & Management Ltd.
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.