Granted Patent
Utility
US 6,389,213 · App. 09/780,867
Deadend wedge design
Inventor:
Wayne L. Quesnel
Patented Case
View Patent ↗
Granted: May 14, 2002
Filed: Feb 9, 2001
Inventor
Wayne L. Quesnel
Assignee (at issue)
Alcoa Fujikura Ltd.
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.