Patent Assignment Details
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For pending or abandoned applications please consult USPTO staff.
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Reel/Frame: | 058264/0095 | |
| Pages: | 6 |
| | Recorded: | 11/29/2021 | | |
Conveyance: | CHANGE OF NAME (SEE DOCUMENT FOR DETAILS). |
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Total properties:
5
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Patent #:
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Issue Dt:
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07/26/2005
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Application #:
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10369070
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Filing Dt:
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02/19/2003
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Publication #:
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Pub Dt:
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12/04/2003
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Title:
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WELLHEAD ISOLATION TOOL
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Patent #:
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Issue Dt:
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01/29/2008
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Application #:
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11272289
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Filing Dt:
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11/09/2005
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Publication #:
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Pub Dt:
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03/23/2006
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Title:
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WELLHEAD ISOLATION TOOL AND METHOD OF FRACTURING A WELL
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Patent #:
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Issue Dt:
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06/01/2010
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Application #:
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12154338
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Filing Dt:
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05/21/2008
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Publication #:
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Pub Dt:
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09/18/2008
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Title:
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WELLHEAD ISOLATION TOOL AND WELLHEAD ASSEMBLY INCORPORATING THE SAME
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Patent #:
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Issue Dt:
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09/25/2012
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Application #:
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12757940
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Filing Dt:
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04/09/2010
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Publication #:
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Pub Dt:
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08/05/2010
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Title:
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WELLHEAD ISOLATION TOOL AND WELLHEAD ASSEMBLY INCORPORATING THE SAME
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Patent #:
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Issue Dt:
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12/18/2012
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Application #:
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13480410
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Filing Dt:
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05/24/2012
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Publication #:
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Pub Dt:
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09/13/2012
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Title:
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WELLHEAD ISOLATION TOOL AND WELLHEAD ASSEMBLY INCORPORATING THE SAME
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Assignee
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601 WEIR WAY |
FORT WORTH, TEXAS 76108 |
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Correspondence name and address
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CATERPILLAR INC.
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100 NE ADAMS STREET
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AH9510
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PEORIA, IL 61629-9510
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