Granted Patent
Utility
US 6,523,564 · App. 09/574,997
Above ground overfill valve
Inventor:
Paul E. Phillips
Patented Case
View Patent ↗
Granted: Feb 25, 2003
Filed: May 19, 2000
Inventor
Paul E. Phillips
Assignee (at issue)
EBW, Inc.
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.