Granted Patent
Utility
US 6,497,537 · App. 09/464,822
Slotting cutter with cartridge assembly
Inventors:
Mark Alan Francis, Kay E. Kucharik, David C. Machacek, Donald P. Morris
Patented Case
View Patent ↗
Granted: Dec 24, 2002
Filed: Dec 17, 1999
Inventors
Mark Alan Francis
Kay E. Kucharik
David C. Machacek
Donald P. Morris
Assignee (at issue)
Kennametal PC 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.