Granted Patent
Utility
US 5,950,783 · App. 09/128,729
Self adjusting wrap spring clutch
Inventor:
Daniel Paul Cahill
Patented Case
View Patent ↗
Granted: Sep 14, 1999
Filed: Aug 4, 1998
Inventor
Daniel Paul Cahill
Assignee (at issue)
Lexmark International, 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.