Granted Patent
Utility
US 6,158,214 · App. 09/142,969
Exhaust silencer arrangement
Inventors:
Karl-Heinz Kempka, Thomas Nording, Peter Stratz, Siegfried Worner
Patented Case
View Patent ↗
Granted: Dec 12, 2000
Filed: Jan 25, 1999
Inventors
Karl-Heinz Kempka
Thomas Nording
Peter Stratz
Siegfried Worner
Assignees (at issue)
Micro Compact Car smart GmbH
J. Eberspaecher 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.