Granted Patent
Utility
US 6,561,641 · App. 09/502,803
Precision writing line control platen for high resolution ink jet printing
Inventors:
Stephen Francis DeFosse, David Murray, Mark Wahl
Patented Case
View Patent ↗
Granted: May 13, 2003
Filed: Feb 11, 2000
Inventors
Stephen Francis DeFosse
David Murray
Mark Wahl
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.