Granted Patent
Utility
US 5,719,605 · App. 08/752,091
Large array heater chips for thermal ink jet printheads
Inventors:
Frank Edward Anderson, Paul A. Cook, Anna Catherine Cramer
Patented Case
View Patent ↗
Granted: Feb 17, 1998
Filed: Nov 20, 1996
Inventors
Frank Edward Anderson
Paul A. Cook
Anna Catherine Cramer
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.