Granted Patent
Utility
US 6,802,763 · App. 10/280,211
Apparatus for sharpening blades
Inventor:
Rocky Leung
Patented Case
View Patent ↗
Granted: Oct 12, 2004
Filed: Oct 25, 2002
Inventor
Rocky Leung
Assignees (at issue)
Salton, Inc.
Hop Shing M&P Manufactory Limited
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.