Trademark Assignment Details
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Total properties:
8
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Serial #:
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Filing Dt:
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11/25/1996
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Reg #:
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Reg. Dt:
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11/17/1998
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Mark:
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PROTON
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Serial #:
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Filing Dt:
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11/25/1996
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Reg #:
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Reg. Dt:
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04/20/1999
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Mark:
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HOGEN
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Serial #:
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Filing Dt:
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11/25/1996
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Reg #:
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Reg. Dt:
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08/24/1999
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Mark:
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UNIGEN
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Serial #:
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Filing Dt:
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11/17/1999
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Reg #:
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Reg. Dt:
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01/15/2002
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Mark:
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PROTON ENERGY SYSTEMS
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Serial #:
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Filing Dt:
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08/16/2000
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Reg #:
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Reg. Dt:
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10/25/2005
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Mark:
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FUELGEN
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Serial #:
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Filing Dt:
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08/23/2000
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Reg #:
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Reg. Dt:
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12/07/2004
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Mark:
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H2GO
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Serial #:
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Filing Dt:
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08/30/2006
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Reg #:
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Reg. Dt:
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04/08/2008
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Mark:
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STABLE FLOW HYDROGEN CONTROL SYSTEM
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Serial #:
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Filing Dt:
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08/30/2006
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Reg #:
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Reg. Dt:
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04/08/2008
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Mark:
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STABLE FLOW
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Assignor
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Exec Dt:
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06/01/2007
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Entity Type:
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CORPORATION
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Citizenship:
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DELAWARE
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Assignee
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| 2099 PENNSYLVANIA AVENUE, N.W. |
| 9TH FLOOR |
| WASHINGTON, DISTRICT OF COLUMBIA 20006 |
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Entity Type:
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LIMITED PARTNERSHIP
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Citizenship:
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DELAWARE
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Correspondence name and address
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| |
MICHAEL J. BEVILACQUA, ESQUIRE
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WILMER CUTLER PICKERING HALE AND DORRLLP
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60 STATE STREET
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BOSTON, MA 02109
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