Granted Patent
Utility
US 6,419,561 · App. 09/680,358
Method and apparatus for making a cutting tool having a plurality of margins
Inventor:
Stephen M. George
Patented Case
View Patent ↗
Granted: Jul 16, 2002
Filed: Oct 5, 2000
Inventor
Stephen M. George
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.