Granted Patent
Utility
US 6,427,684 · App. 09/780,856
Discharge apparatus for media
Inventors:
Stefan Ritsche, Karl-Heinz Fuchs
Patented Case
View Patent ↗
Granted: Aug 6, 2002
Filed: Feb 9, 2001
Inventors
Stefan Ritsche
Karl-Heinz Fuchs
Assignee (at issue)
Ing. Erich Pfeiffer GmbH
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.