Granted Patent
Utility
US 5,743,136 · App. 08/534,780
Fluid level sensor with resistive and conductive layers
Inventors:
Robert D. Gaston, Narayanaswamy Rajendran
Patented Case
View Patent ↗
Granted: Apr 28, 1998
Filed: Sep 27, 1995
Inventors
Robert D. Gaston
Narayanaswamy Rajendran
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.