Granted Patent
Utility
US 6,035,647 · App. 09/001,673
Method and apparatus for chilling in-shell eggs
Inventor:
Louis S. Polster
Patented Case
View Patent ↗
Granted: Mar 14, 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.