Granted Patent
Utility
US 6,701,711 · App. 10/291,927
Molten salt receiver cooling system
Inventor:
Robert Z. Litwin
Patented Case
View Patent ↗
Granted: Mar 9, 2004
Filed: Nov 11, 2002
Inventor
Robert Z. Litwin
Assignee (at issue)
The Boeing Company
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.