Granted Patent
Utility
US 5,252,995 · App. 07/939,814
Color boundary enhancement in a multi-color electrostatic printer
Inventors:
Jeffrey L. Trask, Gary L. Vondran, Jr.
Patented Case
View Patent ↗
Granted: Oct 12, 1993
Filed: Sep 3, 1992
Inventors
Jeffrey L. Trask
Gary L. Vondran, 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.