Granted Patent
Utility
US 5,475,412 · App. 08/202,420
Sheet media marking system
Inventor:
Chee Weng Wong
Patented Case
View Patent ↗
Granted: Dec 12, 1995
Filed: Feb 28, 1994
Inventor
Chee Weng Wong
Assignee (at issue)
Hewlett-Packard Company, L.P.
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.