Granted Patent
Utility
US 6,113,961 · App. 09/002,244
Apparatus and methods for pasteurizing in-shell eggs
Inventor:
Louis S. Polster
Patented Case
View Patent ↗
Granted: Sep 5, 2000
Filed: Dec 31, 1997
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.