Patent Assignment Details
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For pending or abandoned applications please consult USPTO staff.
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| Reel/Frame: | 029546/0445 | |
| Pages: | 3 |
| | Recorded: | 12/31/2012 | | |
| Conveyance: | ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). |
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Total properties:
4
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Patent #:
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Issue Dt:
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01/04/2011
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Application #:
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11851536
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Filing Dt:
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09/07/2007
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Publication #:
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Pub Dt:
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03/27/2008
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Title:
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Downhole perforation tool and method of subsurface fracturing
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Patent #:
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Issue Dt:
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01/04/2011
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Application #:
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12022311
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Filing Dt:
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01/30/2008
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Publication #:
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Pub Dt:
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08/07/2008
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Title:
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SEAL FOR TUBE
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Patent #:
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Issue Dt:
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10/11/2011
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Application #:
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12984514
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Filing Dt:
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01/04/2011
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Publication #:
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Pub Dt:
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04/28/2011
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Title:
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DOWNHOLE PERFORATION TOOL
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Patent #:
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Issue Dt:
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10/11/2011
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Application #:
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12984514
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Filing Dt:
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01/04/2011
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Publication #:
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Pub Dt:
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04/28/2011
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Title:
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DOWNHOLE PERFORATION TOOL
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Assignee
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| 5655 BEAR LANE |
| CORPUS CHRISTI, TEXAS 78405 |
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Correspondence name and address
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SEAN C. CRANDALL
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112 E. PECAN STE. 2400
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SAN ANTONIO, TX 78205
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