Granted Patent
Utility
US 6,764,162 · App. 10/135,583
Shingle masks that reduce banding effect on ink jet printers
Inventors:
Mary Ellen Biddle, Brian Edward Cooper, Chengwu Cui, Buford Rodney Goble, Ross W. McFarland, Steven Frank Weed, Bryan Scott Willett
Patented Case
View Patent ↗
Granted: Jul 20, 2004
Filed: Apr 30, 2002
Inventors
Mary Ellen Biddle
Brian Edward Cooper
Chengwu Cui
Buford Rodney Goble
Ross W. McFarland
Steven Frank Weed
Bryan Scott Willett
Assignee (at issue)
Lexmark International, Inc.
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.