Granted Patent
Utility
US 6,423,461 · App. 09/885,571
Coated carriers
Inventors:
Stephan V. Drappel, Daniel A. Foucher
Patented Case
View Patent ↗
Granted: Jul 23, 2002
Filed: Jun 20, 2001
Inventors
Stephan V. Drappel
Daniel A. Foucher
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.