Granted Patent
Utility
US 6,543,221 · App. 09/696,876
Device for stabilizing the flow in the exhaust line of an internal combustion engine
Inventors:
Benedikt Klaus, Andreas Mayr, Alois Ullmer
Patented Case
View Patent ↗
Granted: Apr 8, 2003
Filed: Oct 26, 2000
Inventors
Benedikt Klaus
Andreas Mayr
Alois Ullmer
Assignee (at issue)
Zeuna-Starker GmbH & Co. KG
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.