Granted Patent
Utility
US 5,887,232 · App. 08/569,442
Apparatus for dispensing toner in an electrophotographic printing system
Inventors:
Quintin T. Phillips, K. Trent Christensen, Richard F. Beaufort, Robin P. Yergenson
Patented Case
View Patent ↗
Granted: Mar 23, 1999
Filed: Dec 8, 1995
Inventors
Quintin T. Phillips
K. Trent Christensen
Richard F. Beaufort
Robin P. Yergenson
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.