Granted Patent
Utility
US 6,557,679 · App. 09/379,488
Free wheel clutch mechanism for bicycle drive train
Inventors:
Patrick A. Warner, Michael H. Harding, Mu-Chuan Wu
Patented Case
View Patent ↗
Granted: May 6, 2003
Filed: Aug 23, 1999
Inventors
Patrick A. Warner
Michael H. Harding
Mu-Chuan Wu
Assignee (at issue)
Nautilus, 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.