Granted Patent
Utility
US 6,209,324 · App. 09/303,435
Exhaust turbocharger
Inventors:
Helmut Daudel, Helmut Finger, Siegfried Sumser
Patented Case
View Patent ↗
Granted: Apr 3, 2001
Filed: May 3, 1999
Inventors
Helmut Daudel
Helmut Finger
Siegfried Sumser
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.