Granted Patent
Utility
US 4,770,091 · App. 07/156,463
Rotisserie interlock
Inventor:
William T. Vaughn
Patented Case
View Patent ↗
Granted: Sep 13, 1988
Filed: Feb 16, 1988
Inventor
William T. Vaughn
Assignee (at issue)
Maytag 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.