Granted Patent
Utility
US 6,739,583 · App. 10/264,631
Metal fence rail
Inventor:
David Ryon
Patented Case
View Patent ↗
Granted: May 25, 2004
Filed: Oct 5, 2002
Inventor
David Ryon
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.