Granted Patent
Utility
US 6,703,944 · App. 09/688,288
Technique for effectively maintaining a safe distance between a vehicle and an object
Inventor:
Michael L. Obradovich
Patented Case
View Patent ↗
Granted: Mar 9, 2004
Filed: Oct 13, 2000
Inventor
Michael L. Obradovich
Assignee (at issue)
American Calcar, 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.