Granted Patent
Utility
US 6,722,764 · App. 10/135,156
Feed guidance and identification for ink stick
Inventors:
Brent R. Jones, Frederick T. Mattern, Barry D. Reeves, Timothy L. Crawford, James D. Rise
Patented Case
View Patent ↗
Granted: Apr 20, 2004
Filed: Apr 29, 2002
Inventors
Brent R. Jones
Frederick T. Mattern
Barry D. Reeves
Timothy L. Crawford
James D. Rise
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.