Granted Patent
Utility
US 6,566,638 · App. 09/902,655
Heating system for a cooking appliance
Inventor:
John Scott Brown
Patented Case
View Patent ↗
Granted: May 20, 2003
Filed: Jul 12, 2001
Inventor
John Scott Brown
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.