Granted Patent
Utility
US 6,170,368 · App. 09/250,068
Detachable chipbreaker for a cutting insert
Inventors:
Edward J. Oles, John J. Prizzi
Patented Case
View Patent ↗
Granted: Jan 9, 2001
Filed: Feb 12, 1999
Inventors
Edward J. Oles
John J. Prizzi
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.