Granted Patent
Utility
US 6,733,667 · App. 10/266,258
Desalination using positively buoyant or negatively buoyant/assisted buoyancy hydrate
Inventor:
Michael D. Max
Patented Case
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Granted: May 11, 2004
Filed: Oct 8, 2002
Inventor
Michael D. Max
Assignee (at issue)
Marine Desalination Systems, LLC
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.