Granted Patent
Utility
US 6,461,228 · App. 09/729,384
Grinding and polishing machines
Inventors:
Mark Andrew Stocker, Dermot Robert Falkner, Paul Martin Howard Morantz, Michael Pierse
Patented Case
View Patent ↗
Granted: Oct 8, 2002
Filed: Dec 4, 2000
Inventors
Mark Andrew Stocker
Dermot Robert Falkner
Paul Martin Howard Morantz
Michael Pierse
Assignee (at issue)
Unova UK Limited
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.