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77796451 - ULTRAGEN
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Serial number 77796451
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Filing date Aug 4, 2009
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Powerspan Corp.
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11 - Apparatus for lighting, heating, steam generating, cooking, refrigerating, drying, ventilating, water supply and sanitary purposes
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77459383 - ULTRAGEN
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Serial number 77459383
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Filing date Apr 28, 2008
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Powerspan Corp.
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42 - Scientific and technological services and research and design relating thereto
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77184642 - ULTRAGEN
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Serial number 77184642
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Filing date May 18, 2007
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Powerspan Corp.
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11 - Apparatus for lighting, heating, steam generating, cooking, refrigerating, drying, ventilating, water supply and sanitary purposes
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78672321 - ECO2
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Serial number 78672321
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Registration number 3403098
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Filing date Jul 18, 2005
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POWERSPAN CORP.
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11 - Apparatus for lighting, heating, steam generating, cooking, refrigerating, drying, ventilating, water supply and sanitary purposes
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78672286 - PCO
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Serial number 78672286
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Filing date Jul 18, 2005
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POWERSPAN CORP.
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11 - Apparatus for lighting, heating, steam generating, cooking, refrigerating, drying, ventilating, water supply and sanitary purposes
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78205447 - POWERSPAN CLEAN ENERGY TECHNOLOGY
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Serial number 78205447
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Registration number 2935529
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Filing date Jan 21, 2003
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POWERSPAN CORP.
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11 - Apparatus for lighting, heating, steam generating, cooking, refrigerating, drying, ventilating, water supply and sanitary purposes
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78092141
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Serial number 78092141
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Registration number 2631944
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Filing date Nov 7, 2001
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POWERSPAN CORP.
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11 - Apparatus for lighting, heating, steam generating, cooking, refrigerating, drying, ventilating, water supply and sanitary purposes
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78082900 - POWERSPAN
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Serial number 78082900
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Registration number 2690953
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Filing date Sep 6, 2001
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POWERSPAN CORP.
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11 - Apparatus for lighting, heating, steam generating, cooking, refrigerating, drying, ventilating, water supply and sanitary purposes
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78056232 - ECO
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Serial number 78056232
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Registration number 2670362
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Filing date Apr 2, 2001
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POWERSPAN CORP.
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7 - Machines and machine tools
-
-
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75910123 - POWERSPAN
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Serial number 75910123
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Registration number 2472408
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Filing date Jan 26, 2000
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Zero Emissions Technology Inc.
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42 - Scientific and technological services and research and design relating thereto
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75586928 - ECO SCRUBBER
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Serial number 75586928
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Filing date Nov 12, 1998
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POWERSPAN CORP.
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7 - Machines and machine tools