Granted Patent
Utility
US 5,797,448 · App. 08/734,881
Humped plate fin heat exchanger
Inventors:
Gregory G. Hughes, Brian P. Gilner
Patented Case
View Patent ↗
Granted: Aug 25, 1998
Filed: Oct 22, 1996
Inventors
Gregory G. Hughes
Brian P. Gilner
Assignee (at issue)
MODINE MANUFACTURING COMPANY
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.