Granted Patent
Utility
US 5,486,344 · App. 07/895,634
Method of producing chlorine dioxide
Inventors:
John Winters, John M. Gray, Joel Tenney
Patented Case
View Patent ↗
Granted: Jan 23, 1996
Filed: Jun 9, 1992
Inventors
John Winters
John M. Gray
Joel Tenney
Assignee (at issue)
Eka Nobel 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.