Granted Patent
Utility
US 6,627,071 · App. 10/041,233
Chlorinator for wastewater treatment systems
Inventor:
Michael R. Braden
Patented Case
View Patent ↗
Granted: Sep 30, 2003
Filed: Jan 7, 2002
Inventor
Michael R. Braden
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.