Granted Patent
Utility
US 5,709,196 · App. 08/760,938
Fuel control system for an internal combustion engine using a low cetane quality fuel
Inventors:
Gerald N. Coleman, James E. Sibley
Patented Case
View Patent ↗
Granted: Jan 20, 1998
Filed: Dec 6, 1996
Inventors
Gerald N. Coleman
James E. Sibley
Assignee (at issue)
Caterpillar 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.