Granted Patent
Utility
US 5,123,450 · App. 07/644,597
Fluid control valve
Inventors:
Antony Wood, George F. Gocher
Patented Case
View Patent ↗
Granted: Jun 23, 1992
Filed: Jan 23, 1991
Inventors
Antony Wood
George F. Gocher
Assignee (at issue)
Ferranti International plc
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.