Granted Patent
Utility
US 6,289,269 · App. 09/710,355
Vehicle guidance system
Inventor:
James E. Seiferling
Patented Case
View Patent ↗
Granted: Sep 11, 2001
Filed: Nov 9, 2000
Inventor
James E. Seiferling
Assignee (at issue)
Barrier Systems, 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.