Granted Patent
Utility
US 6,485,652 · App. 09/529,398
Process for physico-chemical treatment of water and installation for embodiment of this process
Inventors:
Nicolas M. Le Poder, Didier M. Haegel
Patented Case
View Patent ↗
Granted: Nov 26, 2002
Filed: Jun 14, 2000
Inventors
Nicolas M. Le Poder
Didier M. Haegel
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.