Granted Patent
Utility
US 5,409,172 · App. 08/119,282
System for removing a knife insert from the knife holder of a grinder
Inventor:
Nick J. Lesar
Patented Case
View Patent ↗
Granted: Apr 25, 1995
Filed: Sep 9, 1993
Inventor
Nick J. Lesar
Assignee (at issue)
Weiler, Inc.
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.