Granted Patent
Utility
US 6,020,894 · App. 07/744,522
Full-color desktop publishing system
Inventor:
Kia Silverbrook
Patented Case
View Patent ↗
Granted: Feb 1, 2000
Filed: Aug 13, 1991
Inventor
Kia Silverbrook
Assignees (at issue)
CANON KABUSHIKI KAISHA
Canon Information Systems Research Australia 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.