Granted Patent
Utility
US 5,607,593 · App. 08/346,858
Installation for making water potable with submerged filtering membranes
Inventors:
Pierre Cote, Michel Faivre, Catherine Moulin, Gilbert Desbos
Patented Case
View Patent ↗
Granted: Mar 4, 1997
Filed: Nov 30, 1994
Inventors
Pierre Cote
Michel Faivre
Catherine Moulin
Gilbert Desbos
Assignee (at issue)
OTV Omnium de Traltements et de Valorisation S.A.
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.