Granted Patent
Utility
US 5,771,963 · App. 08/746,937
Convective countercurrent heat exchanger
Inventors:
Francisco Blangetti, Vaclav Svoboda, Harald Fuchs
Patented Case
View Patent ↗
Granted: Jun 30, 1998
Filed: Nov 18, 1996
Inventors
Francisco Blangetti
Vaclav Svoboda
Harald Fuchs
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.