Granted Patent
Utility
US 5,872,584 · App. 08/550,902
Apparatus for providing ink to an ink-jet print head and for compensating for entrapped air
Inventors:
Mark Hauck, Norman E. Pawlowski, Jr.
Patented Case
View Patent ↗
Granted: Feb 16, 1999
Filed: Oct 31, 1995
Inventors
Mark Hauck
Norman E. Pawlowski, Jr.
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.