Granted Patent
Utility
US 6,497,259 · App. 10/021,033
Filling apparatus having a clean-shutoff conveyor
Inventor:
Paul M. Wegman
Patented Case
View Patent ↗
Granted: Dec 24, 2002
Filed: Dec 19, 2001
Inventor
Paul M. Wegman
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.