Granted Patent
Utility
US 6,336,789 · App. 09/482,082
Casing for a steam or gas turbine
Inventors:
Christoph Beerens, Josef Huster
Patented Case
View Patent ↗
Granted: Jan 8, 2002
Filed: Jan 13, 2000
Inventors
Christoph Beerens
Josef Huster
Assignee (at issue)
ABB Alstom Power (Schweiz)
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.