Granted Patent
Utility
US 5,679,274 · App. 08/645,551
Circuit and method for controlling electrical heater in a distiller
Inventor:
Michael A. Mahood
Patented Case
View Patent ↗
Granted: Oct 21, 1997
Filed: May 13, 1996
Inventor
Michael A. Mahood
Assignee (at issue)
The West Bend 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.