Granted Patent
Utility
US 5,843,505 · App. 08/962,766
Method for production of pasteurized in-shell chicken eggs
Inventor:
Leon John Davidson
Patented Case
View Patent ↗
Granted: Dec 1, 1998
Filed: Nov 3, 1997
Inventor
Leon John Davidson
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.