Granted Patent
Utility
US 5,654,201 · App. 08/524,494
Chlorine quality monitoring method
Inventor:
Italo A. Capuano
Patented Case
View Patent ↗
Granted: Aug 5, 1997
Filed: Sep 7, 1995
Inventor
Italo A. Capuano
Assignee (at issue)
Olin Corporation
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.