Granted Patent
Utility
US 5,589,866 · App. 08/372,541
Air evacuation system for ink-jet printer
Inventors:
Todd L. Russell, Brent W. Richtsmeier, Kevin L. Glassett
Patented Case
View Patent ↗
Granted: Dec 31, 1996
Filed: Jan 13, 1995
Inventors
Todd L. Russell
Brent W. Richtsmeier
Kevin L. Glassett
Assignee (at issue)
Hewlett-Packard Company, L.P.
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.