Granted Patent
Utility
US 5,578,748 · App. 08/533,144
Method and system for calculating effective fuel economy
Inventors:
Diana Brehob, Todd Kappauf
Patented Case
View Patent ↗
Granted: Nov 26, 1996
Filed: Sep 25, 1995
Inventors
Diana Brehob
Todd Kappauf
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.