Granted Patent
Utility
US 6,694,722 · App. 10/105,443
Recuperator for thermal power installation
Inventor:
Franz Kreitmeier
Patented Case
View Patent ↗
Granted: Feb 24, 2004
Filed: Mar 26, 2002
Inventor
Franz Kreitmeier
Assignee (at issue)
ALSTOM Technology 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.