Granted Patent
Utility
US 5,033,002 · App. 07/535,630
Vehicle traction controller/road friction and hill slope tracking system
Inventor:
David Sol
Patented Case
View Patent ↗
Granted: Jul 16, 1991
Filed: Jun 11, 1990
Inventor
David Sol
Assignee (at issue)
Ford Motor Company
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.