Granted Patent
Utility
US 4,909,445 · App. 07/352,706
Desuperheat flow nozzle
Inventor:
Kevin G. Schoonover
Patented Case
View Patent ↗
Granted: Mar 20, 1990
Filed: May 10, 1989
Inventor
Kevin G. Schoonover
Assignee (at issue)
Steam Systems and Service Incorporated
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.