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: | 012973/0813 | |
| Pages: | 19 |
| | Recorded: | 06/11/2002 | | |
Conveyance: | CHANGE OF NAME (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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12/21/1993
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Application #:
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07719740
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Filing Dt:
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06/21/1991
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Title:
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DOWNHOLE TOOL APPARATUS WITH NON-METALLIC COMPONENTS AND METHODS OF DRILLING THEREOF
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Patent #:
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Issue Dt:
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07/06/1993
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Application #:
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07883619
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Filing Dt:
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05/12/1992
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Title:
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DOWNHOLE TOOL APPARATUS WITH NON-METALLIC COMPONENTS AND METHODS OF DRILLING THEREOF
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Patent #:
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Issue Dt:
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02/21/1995
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Application #:
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08099690
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Filing Dt:
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07/29/1993
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Title:
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DOWNHOLE TOOL WITH SLIDING VALVE
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Patent #:
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Issue Dt:
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07/30/1996
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Application #:
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08442448
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Filing Dt:
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05/16/1995
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Title:
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DOWNHOLE TOOL APPARATUS WITH NON-METALLIC PACKER ELEMENT RETAINING SHOES
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Patent #:
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Issue Dt:
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12/30/1997
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Application #:
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08626193
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Filing Dt:
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03/29/1996
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Title:
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DOWNHOLE TOOL APPARATUS AND METHOD OF LIMITING PACKER ELEMENT EXTRUSION
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Patent #:
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Issue Dt:
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11/24/1998
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Application #:
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08888719
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Filing Dt:
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07/07/1997
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Title:
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SLIP RETAINING SYSTEM FOR DOWNHOLE TOOLS
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Patent #:
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Issue Dt:
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11/16/1999
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Application #:
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09005635
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Filing Dt:
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01/09/1998
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Title:
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CHIP RESISTANT BUTTONS FOR DOWNHOLE TOOLS HAVING SLIP ELEMENTS
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Patent #:
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Issue Dt:
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04/24/2001
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Application #:
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09311458
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Filing Dt:
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05/13/1999
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Title:
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LOW PRESSURE, HIGH TEMPERATURE COMPOSITE BRIDGE PLUG
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Assignee
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10200 BELLAIRE BLVD. |
HOUSTON, TEXAS 77072 |
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Correspondence name and address
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HALLIBURTON ENERGY SERVICES
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ROBERT A. KENT
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2600 SOUTH 2ND STREET
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DUNCAN, OK 73536
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