Granted Patent
Utility
US 6,426,581 · App. 09/575,623
Magnet retainer ring for vehicle alternators
Inventors:
Michael T. York, Jeffrey Allan Digby
Patented Case
View Patent ↗
Granted: Jul 30, 2002
Filed: May 22, 2000
Inventors
Michael T. York
Jeffrey Allan Digby
Assignee (at issue)
Ford Motor Company
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.