Granted Patent
Utility
US 6,068,302 · App. 08/974,759
Joining connection of an exhaust-gas-carrying pipe having a fastening flange and process for manufacturing same
Inventors:
Michael Sasse, Jurgen Schmidt
Patented Case
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Granted: May 30, 2000
Filed: Nov 20, 1997
Inventors
Michael Sasse
Jurgen Schmidt
Assignee (at issue)
Daimlerchrysler 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.