Granted Patent
Utility
US 6,154,608 · App. 09/210,141
Dry element water heater
Inventor:
Gary P. Rochelle
Patented Case
View Patent ↗
Granted: Nov 28, 2000
Filed: Dec 11, 1998
Inventor
Gary P. Rochelle
Assignee (at issue)
Alpha-Western Corporation
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.