Granted Patent
Utility
US 5,945,073 · App. 08/928,696
Thermoelectric cooling of corona-discharge ozone cells
Inventors:
Lee C. Ditzler, James R. Goad
Patented Case
View Patent ↗
Granted: Aug 31, 1999
Filed: Sep 12, 1997
Inventors
Lee C. Ditzler
James R. Goad
Assignee (at issue)
Novazone
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.