Granted Patent
Utility
US 6,286,534 · App. 09/481,380
Pressure relief valve system including a pilot valve having a radial damper mechanism
Inventor:
Craig Bliss
Patented Case
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Granted: Sep 11, 2001
Filed: Jan 11, 2000
Inventor
Craig Bliss
Assignee (at issue)
Anderson, Greenwood LP
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.