Granted Patent
Utility
US 4,878,424 · App. 07/268,194
Cooking apparatus
Inventor:
Lee Adamson
Patented Case
View Patent ↗
Granted: Nov 7, 1989
Filed: Nov 7, 1988
Inventor
Lee Adamson
Assignee (at issue)
Specialty Equipment Companies, 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.