Granted Patent
Utility
US 6,123,488 · App. 09/220,875
Cutting insert with universal identification
Inventors:
James R. Kasperik, Dieter Fischer, Terry L. Ashley, James Michael Waggle
Patented Case
View Patent ↗
Granted: Sep 26, 2000
Filed: Dec 23, 1998
Inventors
James R. Kasperik
Dieter Fischer
Terry L. Ashley
James Michael Waggle
Assignee (at issue)
KENNAMETAL 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.