Granted Patent
Utility
US 6,182,673 · App. 09/289,631
Dump facility for cassette sewage tanks
Inventors:
Mike Kindermann, Dieter Kolodziej, Michael Schinkmann, Edward McKiernan
Patented Case
View Patent ↗
Granted: Feb 6, 2001
Filed: Apr 12, 1999
Inventors
Mike Kindermann
Dieter Kolodziej
Michael Schinkmann
Edward McKiernan
Assignee (at issue)
Mike Kindermann Marketing/Vertriebs 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.