Granted Patent
Utility
US 4,904,492 · App. 07/201,422
Method for cooking pizza
Inventor:
George W. Prigge
Patented Case
View Patent ↗
Granted: Feb 27, 1990
Filed: Jun 2, 1988
Inventor
George W. Prigge
Assignee (at issue)
Wells Manufacturing Company, Inc.
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.