Granted Patent
Utility
US 6,769,327 · App. 10/273,199
Knife and blade sharpener
Inventor:
Mark James Henry
Patented Case
View Patent ↗
Granted: Aug 3, 2004
Filed: Oct 17, 2002
Inventor
Mark James Henry
Assignee (at issue)
Furitechnics Group Pty Ltd.
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.