Granted Patent
Utility
US 6,505,721 · App. 09/578,762
Planar one-way clutch
Inventor:
Sean M. Welch
Patented Case
View Patent ↗
Granted: Jan 14, 2003
Filed: May 25, 2000
Inventor
Sean M. Welch
Assignee (at issue)
Means Industries, 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.