Granted Patent
Utility
US 6,802,171 · App. 10/273,624
Framing member with fastener attachments having square threads
Inventor:
Duane McKinnon
Patented Case
View Patent ↗
Granted: Oct 12, 2004
Filed: Oct 18, 2002
Inventor
Duane McKinnon
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.