Granted Patent
Utility
US 6,533,546 · App. 09/917,906
Low-pressure steam turbine with multi-channel diffuser
Inventor:
Franz Kreitmeier
Patented Case
View Patent ↗
Granted: Mar 18, 2003
Filed: Jul 31, 2001
Inventor
Franz Kreitmeier
Assignee (at issue)
ALSTOM (Switzerland) Ltd
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.