Granted Patent
Utility
US 6,477,991 · App. 09/861,135
Crankcase with integrated exhaust chambers
Inventors:
Heribert Moller, Josef Winter
Patented Case
View Patent ↗
Granted: Nov 12, 2002
Filed: May 17, 2001
Inventors
Heribert Moller
Josef Winter
Assignee (at issue)
MAN Nutzfahrzeuge 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.