Granted Patent
Utility
US 6,516,735 · App. 09/992,153
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Inventors:
Peter Hintzen, Rolf Kessler
Patented Case
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Granted: Feb 11, 2003
Filed: Nov 6, 2001
Inventors
Peter Hintzen
Rolf Kessler
Assignee (at issue)
VSM 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.