Granted Patent
Utility
US 5,916,617 · App. 08/640,746
Process for heat treating food product
Inventor:
Louis S. Polster
Patented Case
View Patent ↗
Granted: Jun 29, 1999
Filed: Jun 28, 1996
Inventor
Louis S. Polster
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.