Granted Patent
Utility
US 6,644,012 · App. 09/993,545
Gas turbine set
Inventors:
Juergen Hoffmann, Stefan Rofka, Rene Waelchli, Rolf Dittmann
Patented Case
View Patent ↗
Granted: Nov 11, 2003
Filed: Nov 27, 2001
Inventors
Juergen Hoffmann
Stefan Rofka
Rene Waelchli
Rolf Dittmann
Assignee (at issue)
Alston (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.