Granted Patent
Utility
US 5,113,199 · App. 07/667,710
Ink delivery system for ink jet printers
Inventors:
C. S. Chan, Alfred I-Tsung Pan
Patented Case
View Patent ↗
Granted: May 12, 1992
Filed: Mar 11, 1991
Inventors
C. S. Chan
Alfred I-Tsung Pan
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.