Granted Patent
Utility
US 6,433,039 · App. 08/650,500
Ink jet printing with inks containing comb polymer dispersants
Inventor:
William M. Schwarz
Patented Case
View Patent ↗
Granted: Aug 13, 2002
Filed: May 20, 1996
Inventor
William M. Schwarz
Assignee (at issue)
Xerox Corporation
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.