Granted Patent
Utility
US 6,786,807 · App. 10/277,291
Universal coupling for machine tool
Inventors:
Mark Lee Becksvoort, Benjamin Muril Sipe
Patented Case
View Patent ↗
Granted: Sep 7, 2004
Filed: Oct 22, 2002
Inventors
Mark Lee Becksvoort
Benjamin Muril Sipe
Assignee (at issue)
Micromatic Operations, 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.