Granted Patent
Utility
US 6,489,388 · App. 09/586,036
Polyoxymethylene moldings having improved resistance to diesel fuel and aggressive gasoline
Inventors:
Klaus Kurz, Kurt Witan, Bernhard Forschler
Patented Case
View Patent ↗
Granted: Dec 3, 2002
Filed: Jun 2, 2000
Inventors
Klaus Kurz
Kurt Witan
Bernhard Forschler
Assignee (at issue)
Ticona LLC
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.