Granted Patent
Utility
US 4,942,665 · App. 07/409,571
Meat trimming knife and drive system therefore
Inventor:
Timothy J. McCullough
Patented Case
View Patent ↗
Granted: Jul 24, 1990
Filed: Sep 19, 1989
Inventor
Timothy J. McCullough
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.