Granted Patent
Utility
US 5,285,756 · App. 07/991,686
Gaseous fuel injection valve and actuator
Inventor:
Vaughn A. Squires
Patented Case
View Patent ↗
Granted: Feb 15, 1994
Filed: Dec 16, 1992
Inventor
Vaughn A. Squires
Assignee (at issue)
Cooper Industries Holdings
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.