Granted Patent
Utility
US 5,562,123 · App. 08/342,373
Overfill prevention valve
Inventor:
Rodney Stuart Howard
Patented Case
View Patent ↗
Granted: Oct 8, 1996
Filed: Nov 18, 1994
Inventor
Rodney Stuart Howard
Assignee (at issue)
Lucas Industries public limited 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.