| Logo Mark Desalination Systems, Inc.
75066649 04 Mar 1996 | on 07 Aug 2004 | spirally wound membrane units for fluid separation and/or desalination... Class 011 Class 011 Environmental Control Instrument Products (lighting,heating,cooling,cooking) The stippling in the mark represents shading and is not intended to indicate a specific color. | | | DESAL Desalination Systems, Inc.
75076766 22 Mar 1996 | on 12 Jun 2004 | fluid separation cartridges using sheet-like semipermeable membranes a... Class 011 Class 011 Environmental Control Instrument Products (lighting,heating,cooling,cooking) fluid separation cartridges using sheet-like semipermeable membranes and parts therefor including semipermeable membranes | | | DURASHIELD Desalination Systems, Inc.
74284238 10 Jun 1992 | on 28 Apr 2001 | spirally-wound elements or cartridges contained within a tubular plast... Class 001 Class 001 Chemical Products spirally-wound elements or cartridges contained within a tubular plastic sleeve for concentrating products and/or removing impurities in fluid treatment systems for industrial use | | | DESAL DESALINATION SYSTEMS, INC.
73490099 16 Jul 1984 | on 14 May 1986 | PURIFICATION SYSTEMS USING REVERSE OSMOSIS MEMBRANES, AND PARTS THEREF... Class 011 Class 011 Environmental Control Instrument Products (lighting,heating,cooling,cooking) THE LINING SHOWN IN THE MARK ON THE DRAWING IS FOR SHADING PURPOSES ONLY. | | | Logo Mark DESALINATION SYSTEMS, INC.
73100681 22 Sep 1976 | on 03 Jul 1984 | REVERSE OSMOSIS WATER PURIFICATION APPARATUS,REVERSE OSMOSIS WATER PUR... Class 011 Class 011 Environmental Control Instrument Products (lighting,heating,cooling,cooking) REVERSE OSMOSIS WATER PURIFICATION APPARATUS | |