Granted Patent
Utility
US 5,780,792 · App. 08/668,193
Interlock switch for appliances
Inventors:
Rex E. Fritts, John D. Robeson, Randy J. Furler
Patented Case
View Patent ↗
Granted: Jul 14, 1998
Filed: Jun 21, 1996
Inventors
Rex E. Fritts
John D. Robeson
Randy J. Furler
Assignee (at issue)
Amana Company, L.P.
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.