Granted Patent
Utility
US 5,630,360 · App. 08/617,224
Apparatus for electroheating food employing concentric electrodes
Inventor:
Thaddeus J. Polny, Jr.
Patented Case
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Granted: May 20, 1997
Filed: Mar 18, 1996
Inventor
Thaddeus J. Polny, Jr.
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.