Granted Patent
Utility
US 6,684,510 · App. 10/103,219
Self locking folding knife
Inventor:
Walter W. Collins
Patented Case
View Patent ↗
Granted: Feb 3, 2004
Filed: Mar 21, 2002
Inventor
Walter W. Collins
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.