Granted Patent
Utility
US 6,176,552 · App. 09/166,634
Cutting bit support member with undercut flange for removal
Inventors:
Kenneth J. Topka, Robert H. Montgomery, Jr.
Patented Case
View Patent ↗
Granted: Jan 23, 2001
Filed: Oct 5, 1998
Inventors
Kenneth J. Topka
Robert H. Montgomery, Jr.
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.