Granted Patent
Utility
US 6,003,983 · App. 08/972,291
Contaminant cleaned inkjet cartridge manufacture
Inventors:
Edwina Floyd Lowry, Christopher Money
Patented Case
View Patent ↗
Granted: Dec 21, 1999
Filed: Nov 18, 1997
Inventors
Edwina Floyd Lowry
Christopher Money
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.