IP Library Granted Patent US 6,662,923
Granted Patent Utility
US 6,662,923 · App. 09/969,976

Pressure plate assembly

Inventors: Johann Dobler, Klaus Gorzitzke, Oswald Grünewald, Winfried Herterich, Jurgen Kleifges, Wolfgang Knauer, Jorg Lampe, Walter Lindner, Achim Link, Gerhard Roll, Reinhold Weidinger, Erwin Ziegler
Patented Case View Patent ↗
Granted: Dec 16, 2003 Filed: Oct 3, 2001
Inventors
Johann Dobler
Klaus Gorzitzke
Oswald Grünewald
Winfried Herterich
Jurgen Kleifges
Wolfgang Knauer
Jorg Lampe
Walter Lindner
Achim Link
Gerhard Roll
Reinhold Weidinger
Erwin Ziegler
Assignee (at issue)
Mannesmann Sachs 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.

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Quick Facts
Patent No.
US 6,662,923
App. No.
09/969,976
Filed
2001-10-03
Granted
2003-12-16
Kind
B2