Granted Patent
Utility
US 6,474,362 · App. 09/957,208
Latching hydroseal valve
Inventors:
Rodney C. Hope, Thomas W. Neugebauer, Rick Whorton
Patented Case
View Patent ↗
Granted: Nov 5, 2002
Filed: Sep 20, 2001
Inventors
Rodney C. Hope
Thomas W. Neugebauer
Rick Whorton
Assignee (at issue)
GILMORE VALVE 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.