Granted Patent
Utility
US 5,933,175 · App. 08/692,349
Bottom fill inkjet cartridge through bubble generator
Inventors:
Ralph L. Stathem, John Dunn, Sandra J. Smith, Christopher P. Murschel, Lowell R. McDaniel, David Erickson, Kevin D. Almen, Peter R. Stokes, Wayne J. Traina
Patented Case
View Patent ↗
Granted: Aug 3, 1999
Filed: Aug 5, 1996
Inventors
Ralph L. Stathem
John Dunn
Sandra J. Smith
Christopher P. Murschel
Lowell R. McDaniel
David Erickson
Kevin D. Almen
Peter R. Stokes
Wayne J. Traina
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.