Granted Patent
Utility
US 5,884,470 · App. 08/831,016
Method of operating a combined-cycle plant
Inventor:
Hansulrich Frutschi
Patented Case
View Patent ↗
Granted: Mar 23, 1999
Filed: Mar 31, 1997
Inventor
Hansulrich Frutschi
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.