Granted Patent
Utility
US 5,980,682 · App. 09/078,912
Thermal printhead manufacture
Inventors:
Bruce David Gibson, Jeanne Marie Saldanha Singh
Patented Case
View Patent ↗
Granted: Nov 9, 1999
Filed: May 14, 1998
Inventors
Bruce David Gibson
Jeanne Marie Saldanha Singh
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.