Granted Patent
Utility
US 4,815,296 · App. 07/167,919
Heat exchanger for condensing vapor containing non-condensable gases
Inventor:
Nadav Amir
Patented Case
View Patent ↗
Granted: Mar 28, 1989
Filed: Mar 14, 1988
Inventor
Nadav Amir
Assignee (at issue)
Ormat Turbines (1965) 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.