Granted Patent
Utility
US 6,234,579 · App. 09/287,842
Cutting tool holder retention assembly
Inventor:
Robert H. Montgomery, Jr.
Patented Case
View Patent ↗
Granted: May 22, 2001
Filed: Apr 7, 1999
Inventor
Robert H. Montgomery, Jr.
Assignee (at issue)
Kennametal PC 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.