Granted Patent
Utility
US 6,814,036 · App. 10/249,173
Valve control for adjusting the stroke of valves of motor vehicle engines
Inventors:
Edwin Palesch, Alfred Trzmiel
Patented Case
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Granted: Nov 9, 2004
Filed: Mar 20, 2003
Inventors
Edwin Palesch
Alfred Trzmiel
Assignee (at issue)
Hydraulik-Ring 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.