Granted Patent
Utility
US 5,588,596 · App. 08/449,965
Falling film evaporator with refrigerant distribution system
Inventors:
Jon P. Hartfield, Duane F. Sanborn
Patented Case
View Patent ↗
Granted: Dec 31, 1996
Filed: May 25, 1995
Inventors
Jon P. Hartfield
Duane F. Sanborn
Assignee (at issue)
American Standard Inc.
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.