Granted Patent
Utility
US 5,246,662 · App. 07/969,549
Methods for generating chlorine dioxide and compositions for disinfecting
Inventors:
Paul S. Ripley, Anthony J. Dziabo, James P. Ringo
Patented Case
View Patent ↗
Granted: Sep 21, 1993
Filed: Oct 30, 1992
Inventors
Paul S. Ripley
Anthony J. Dziabo
James P. Ringo
Assignee (at issue)
Allergan, 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.