Granted Patent
Utility
US 5,002,739 · App. 07/580,683
Ozone cell with cooling bellows
Inventors:
Lee C. Ditzler, Jerry F. Choy, Ronald Lemberger
Patented Case
View Patent ↗
Granted: Mar 26, 1991
Filed: Sep 11, 1990
Inventors
Lee C. Ditzler
Jerry F. Choy
Ronald Lemberger
Assignee (at issue)
Trineos
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.