Granted Patent
Utility
US 6,808,367 · App. 10/457,505
Cooling system for a turbine blade having a double outer wall
Inventor:
George Liang
Patented Case
View Patent ↗
Granted: Oct 26, 2004
Filed: Jun 9, 2003
Inventor
George Liang
Assignee (at issue)
Siemens Westinghouse Power Corporation
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.