Granted Patent
Utility
US 5,711,347 · App. 08/703,522
Double solenoid latching ball valve with a hollow ball
Inventors:
Oded Eddie Sturman, Steven Massey
Patented Case
View Patent ↗
Granted: Jan 27, 1998
Filed: Aug 27, 1996
Inventors
Oded Eddie Sturman
Steven Massey
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.