Granted Patent
Utility
US 6,067,804 · App. 09/369,621
Thermosiphonic oil cooler for refrigeration chiller
Inventors:
Shane A. Moeykens, Benjamin Elias Dingel, James W. Larson
Patented Case
View Patent ↗
Granted: May 30, 2000
Filed: Aug 6, 1999
Inventors
Shane A. Moeykens
Benjamin Elias Dingel
James W. Larson
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.