Granted Patent
Utility
US 6,132,030 · App. 08/635,355
High print quality thermal ink jet print head
Inventor:
Robert W. Cornell
Patented Case
View Patent ↗
Granted: Oct 17, 2000
Filed: Apr 19, 1996
Inventor
Robert W. Cornell
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.