Granted Patent
Utility
US 6,645,457 · App. 10/274,932
Method of generating aqueous chlorine dioxide
Inventors:
John Y. Mason, Gary W. Kielman, William R. Griffin, Dorman N. Mitchim
Patented Case
View Patent ↗
Granted: Nov 11, 2003
Filed: Oct 21, 2002
Inventors
John Y. Mason
Gary W. Kielman
William R. Griffin
Dorman N. Mitchim
Assignee (at issue)
Sabre Oxidation Technologies, 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.