Granted Patent
Utility
US 6,017,112 · App. 08/964,282
Ink jet printing apparatus having a print cartridge with primary and secondary nozzles
Inventors:
Frank Edward Anderson, John Philip Bolash, Thomas Jon Eade, Lawrence Russell Steward
Patented Case
View Patent ↗
Granted: Jan 25, 2000
Filed: Nov 4, 1997
Inventors
Frank Edward Anderson
John Philip Bolash
Thomas Jon Eade
Lawrence Russell Steward
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.