Granted Patent
Utility
US 5,585,176 · App. 08/159,272
Diamond coated tools and wear parts
Inventors:
George P. Grab, William M. Melago, Edward J. Oles, Gerald D. Murray, Charles E. Bauer, Aharon Inspektor
Patented Case
View Patent ↗
Granted: Dec 17, 1996
Filed: Nov 30, 1993
Inventors
George P. Grab
William M. Melago
Edward J. Oles
Gerald D. Murray
Charles E. Bauer
Aharon Inspektor
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.