Granted Patent
Utility
US 6,161,916 · App. 09/396,237
Memory expansion circuit for ink jet print head identification circuit
Inventors:
Bruce David Gibson, George Keith Parish
Patented Case
View Patent ↗
Granted: Dec 19, 2000
Filed: Sep 15, 1999
Inventors
Bruce David Gibson
George Keith Parish
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.