Granted Patent
Utility
US 6,420,078 · App. 09/749,687
Toner compositions with surface additives
Inventors:
Roger N. Ciccarelli, Denise R. Bayley, Thomas R. Pickering, Andrew J. Furman
Patented Case
View Patent ↗
Granted: Jul 16, 2002
Filed: Dec 28, 2000
Inventors
Roger N. Ciccarelli
Denise R. Bayley
Thomas R. Pickering
Andrew J. Furman
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.