Granted Patent
Utility
US 6,676,255 · App. 10/202,520
Method for reducing rub-off from a toner image using a colored phase change composition
Inventors:
Dana G. Marsh, Michael W. Frauens
Patented Case
View Patent ↗
Granted: Jan 13, 2004
Filed: Jul 24, 2002
Inventors
Dana G. Marsh
Michael W. Frauens
Assignee (at issue)
Heidelberger Druckmaschinen AG
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.