Granted Patent
Utility
US 5,792,339 · App. 08/722,309
Diesel fuel
Inventor:
Robert L. Russell
Patented Case
View Patent ↗
Granted: Aug 11, 1998
Filed: Oct 8, 1996
Inventor
Robert L. Russell
Assignee (at issue)
Tosco Corporation
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.