Granted Patent
Utility
US 6,107,406 · App. 09/051,274
Polyolefine parts and foils with permanently improved surface properties
Inventors:
Paul Birnbrich, Ulrike Driessen, Manfred Gorzinski, Herbert Fischer, Martin Schaefer, Joerg-Dieter Klamann
Patented Case
View Patent ↗
Granted: Aug 22, 2000
Filed: Jun 5, 1998
Inventors
Paul Birnbrich
Ulrike Driessen
Manfred Gorzinski
Herbert Fischer
Martin Schaefer
Joerg-Dieter Klamann
Assignee (at issue)
Henkel Kommanditgesellschaft auf Aktien
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.