Granted Patent
Utility
US 5,913,330 · App. 08/772,074
Pressure/vacuum relief valve assembly
Inventors:
George D. Jones, Glenn Scott Linden
Patented Case
View Patent ↗
Granted: Jun 22, 1999
Filed: Dec 19, 1996
Inventors
George D. Jones
Glenn Scott Linden
Assignee (at issue)
Enardo Manufacturing 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.