Granted Patent
Utility
US 4,392,038 · App. 06/208,229
Self-cleaning microwave convection oven
Inventors:
William Day, Bernard J. Weiss
Patented Case
View Patent ↗
Granted: Jul 5, 1983
Filed: Nov 10, 1980
Inventors
William Day
Bernard J. Weiss
Assignee (at issue)
Raytheon 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.