Granted Patent
Utility
US 5,979,321 · App. 08/944,090
Cassette for a wedge-shaped ink well of printing machines
Inventors:
Gunter Koppelkamm, Bernd Hennig, Dieter Wagner
Patented Case
View Patent ↗
Granted: Nov 9, 1999
Filed: Oct 2, 1997
Inventors
Gunter Koppelkamm
Bernd Hennig
Dieter Wagner
Assignee (at issue)
MAN Roland Druckmaschinen AG
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.