Granted Patent
Utility
US 5,643,437 · App. 08/553,018
Co-generation of ammonium persulfate anodically and alkaline hydrogen peroxide cathodically with cathode products ratio control
Inventors:
Dennis F. Dong, Timothy A. Mumby, John R. Jackson, Derek J. Rogers
Patented Case
View Patent ↗
Granted: Jul 1, 1997
Filed: Nov 3, 1995
Inventors
Dennis F. Dong
Timothy A. Mumby
John R. Jackson
Derek J. Rogers
Assignee (at issue)
Huron Tech Canada, 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.