Granted Patent
Utility
US 6,478,398 · App. 09/755,230
Ink jet printer having a printhead assembly for recording high quality graphic images and photo quality images
Inventors:
Steven J. Dietl, Eduardo Freire
Patented Case
View Patent ↗
Granted: Nov 12, 2002
Filed: Jan 8, 2001
Inventors
Steven J. Dietl
Eduardo Freire
Assignee (at issue)
Xerox Corporation
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.