Granted Patent
Utility
US 6,299,274 · App. 08/990,608
Thermal ink jet printer cartridge identification
Inventors:
John Philip Bolash, Mark Joseph Edwards, Edmund Hulin James, III, George Keith Parish
Patented Case
View Patent ↗
Granted: Oct 9, 2001
Filed: Dec 15, 1997
Inventors
John Philip Bolash
Mark Joseph Edwards
Edmund Hulin James, III
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.