Granted Patent
Utility
US 6,402,301 · App. 09/698,765
Ink jet printheads and methods therefor
Inventors:
James Harold Powers, Carl Edmond Sullivan
Patented Case
View Patent ↗
Granted: Jun 11, 2002
Filed: Oct 27, 2000
Inventors
James Harold Powers
Carl Edmond Sullivan
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.