Granted Patent
Utility
US 5,928,608 · App. 09/004,677
Intermittant spray system for water treatment
Inventors:
Kenneth John Levesque, Richard M. Mullins, Rocco Joseph Telese, David W. Blanchette
Patented Case
View Patent ↗
Granted: Jul 27, 1999
Filed: Jan 8, 1998
Inventors
Kenneth John Levesque
Richard M. Mullins
Rocco Joseph Telese
David W. Blanchette
Assignee (at issue)
Arch Chemicals, 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.