Granted Patent
Utility
US 5,123,521 · App. 07/648,053
Food transport belt system
Inventor:
George A. Mendenhall
Patented Case
View Patent ↗
Granted: Jun 23, 1992
Filed: Jan 30, 1991
Inventor
George A. Mendenhall
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.