Patent Assignment Details
NOTE:Results display only for issued patents and published applications.
For pending or abandoned applications please consult USPTO staff.
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| Reel/Frame: | 022408/0028 | |
| Pages: | 8 |
| | Recorded: | 03/16/2009 | | |
| Conveyance: | SECURITY INTEREST (SEE DOCUMENT FOR DETAILS). |
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Total properties:
8
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Patent #:
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Issue Dt:
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11/21/2000
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Application #:
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09189961
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Filing Dt:
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11/10/1998
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Title:
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METHOD AND APPARATUS FOR THE DISASSEMBLY OF DRILL PIPE
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Patent #:
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Issue Dt:
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02/26/2002
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Application #:
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09586232
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Filing Dt:
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06/02/2000
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Title:
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DRILLING RIG, PIPE AND SUPPORT APPARATUS
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Patent #:
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Issue Dt:
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04/02/2002
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Application #:
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09586233
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Filing Dt:
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06/02/2000
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Title:
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Drill pipe handling apparatus
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Patent #:
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Issue Dt:
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04/30/2002
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Application #:
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09586239
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Filing Dt:
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06/02/2000
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Title:
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Method of landing items at a well location
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Patent #:
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Issue Dt:
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11/11/2003
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Application #:
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10055005
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Filing Dt:
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01/23/2002
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Publication #:
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Pub Dt:
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11/07/2002
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Title:
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METHOD OF LANDING ITEMS AT A WELL LOCATION
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Patent #:
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Issue Dt:
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04/11/2006
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Application #:
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10640496
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Filing Dt:
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08/13/2003
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Publication #:
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Pub Dt:
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04/22/2004
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Title:
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APPARATUS FOR, AND METHOD OF, LANDING ITEMS AT A WELL LOCATION
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Patent #:
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Issue Dt:
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10/30/2007
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Application #:
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11402302
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Filing Dt:
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04/10/2006
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Publication #:
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Pub Dt:
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10/12/2006
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Title:
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APPARATUS FOR, AND METHOD OF, LANDING ITEMS AT A WELL LOCATION
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Patent #:
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Issue Dt:
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Application #:
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UNAVAILABLE
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Filing Dt:
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Title:
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Assignee
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| ROYAL BANK PLAZA, P.O. BOX 50, 200 BAY STREET |
| 12TH FLOOR, SOUTH TOWER |
| TORONTO, ONTARIO, CANADA M5J 2W7 |
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Correspondence name and address
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ROBERT C. SHEARER, ESQ.
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THOMPSON & KNIGHT LLP
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333 CLAY STREET, SUITE 3300
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HOUSTON, TX 77002
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