Granted Patent
Utility
US 6,007,176 · App. 09/072,832
Passive cooling arrangement for a thermal ink jet printer
Inventors:
Benjamin Alan Askren, James Harold Powers
Patented Case
View Patent ↗
Granted: Dec 28, 1999
Filed: May 5, 1998
Inventors
Benjamin Alan Askren
James Harold Powers
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.