Granted Patent
Utility
US 5,964,574 · App. 09/012,035
Exhaust-gas turbine of a turbocharger
Inventors:
Marcel Meier, Martin Seiler, Claus Weisheit, Marcel Zehnder
Patented Case
View Patent ↗
Granted: Oct 12, 1999
Filed: Jan 22, 1998
Inventors
Marcel Meier
Martin Seiler
Claus Weisheit
Marcel Zehnder
Assignee (at issue)
Asea Brown Boveri, S.A.
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.