Granted Patent
Utility
US 6,729,387 · App. 10/167,953
Double sided heat exchanger core
Inventors:
Kris K. Replogle, Quang Duong
Patented Case
View Patent ↗
Granted: May 4, 2004
Filed: Jun 12, 2002
Inventors
Kris K. Replogle
Quang Duong
Assignee (at issue)
Avava Technology Corp.
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.