Granted Patent
Utility
US 6,688,003 · App. 10/053,719
Utility knife
Inventor:
Robert Scarla
Patented Case
View Patent ↗
Granted: Feb 10, 2004
Filed: Jan 22, 2002
Inventor
Robert Scarla
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.