Granted Patent
Utility
US 5,816,286 · App. 08/866,525
Pressure unloading pilot operated regulator having pressure limiting check valve
Inventors:
Gary L. Scott, William J. Bonzer, Frank E. Jensen
Patented Case
View Patent ↗
Granted: Oct 6, 1998
Filed: May 30, 1997
Inventors
Gary L. Scott
William J. Bonzer
Frank E. Jensen
Assignee (at issue)
Fisher Controls International LLC
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.