Granted Patent
Utility
US 5,302,005 · App. 08/072,506
Apparatus for holding a cutting bit
Inventor:
Michael L. O'Neill
Patented Case
View Patent ↗
Granted: Apr 12, 1994
Filed: Jun 4, 1993
Inventor
Michael L. O'Neill
Assignee (at issue)
Joy Technologies 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.