Granted Patent
Utility
US 5,745,137 · App. 08/454,975
Continuous refill of spring bag reservoir in an ink-jet swath printer/plotter
Inventors:
Joseph E. Scheffelin, Mark E. Young, Elizabeth Zapata, Kenneth J. Courian, George T. Kaplinsky, David W. Swanson, James E. Clark, Tofigh Khodapanah
Patented Case
View Patent ↗
Granted: Apr 28, 1998
Filed: May 31, 1995
Inventors
Joseph E. Scheffelin
Mark E. Young
Elizabeth Zapata
Kenneth J. Courian
George T. Kaplinsky
David W. Swanson
James E. Clark
Tofigh Khodapanah
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.