Granted Patent
Utility
US 6,364,166 · App. 09/555,327
Dispenser with manually operable discharge device
Inventors:
Stefan Ritsche, Gottfried Fuchs, Christa Wohriska
Patented Case
View Patent ↗
Granted: Apr 2, 2002
Filed: Aug 10, 2000
Inventors
Stefan Ritsche
Gottfried Fuchs
Christa Wohriska
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.