Granted Patent
Utility
US 6,323,456 · App. 09/569,127
Method of forming an ink jet printhead structure
Inventors:
Ashok Murthy, Tonya Harris Jackson, Steven R. Komplin, Gary R. Williams
Patented Case
View Patent ↗
Granted: Nov 27, 2001
Filed: May 11, 2000
Inventors
Ashok Murthy
Tonya Harris Jackson
Steven R. Komplin
Gary R. Williams
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.