Patent Assignment Abstract of Title
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Total Assignments:
4
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Patent #:
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Issue Dt:
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03/26/2013
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Application #:
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12566885
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Filing Dt:
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09/25/2009
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Publication #:
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Pub Dt:
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03/31/2011
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Inventors:
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Fan Xia, Yiqing Ren, Shengwen Jin
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Title:
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SEISMIC IMAGING SYSTEMS AND METHODS EMPLOYING TOMOGRAPHIC MIGRATION-VELOCITY ANALYSIS USING COMMON ANGLE IMAGE GATHERS
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Assignment:
1
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ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
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| 10200 BELLAIRE BOULEVARD |
| INTELLECTUAL PROPERTY DEPARTMENT |
| HOUSTON, TEXAS 77072 |
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| KRUEGER ISELIN LLP (1391) |
| P O BOX 1906 |
| CYPRESS, TX 77410-1906 |
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Assignment:
2
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ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
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| 10200 BELLAIRE BOULEVARD |
| INTELLECTUAL PROPERTY DEPARTMENT |
| HOUSTON, TEXAS 77072 |
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| 2101 CITYWEST BOULEVARD |
| HOUSTON, TEXAS 77042 |
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| KRUEGER ISELIN LLP (1391) |
| P O BOX 1906 |
| CYPRESS, TX 77410-1906 |
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Assignment:
3
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ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
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| 2101 CITYWEST BOULEVARD |
| HOUSTON, TEXAS 77042 |
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| KRUEGER ISELIN LLP (1391) |
| P O BOX 1906 |
| CYPRESS, TX 77410-1906 |
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Assignment:
4
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CORRECTIVE ASSIGNMENT TO CORRECT THE ASSIGNEE - TO EXCLUDE HALLIBURTON AND INCLUDE ONLY LANDMARK GRAPHICS CORPORATION PER ATTACHED ASSIGNMENT PREVIOUSLY RECORDED ON REEL 023302 FRAME 0987. ASSIGNOR(S) HEREBY CONFIRMS THE ASSIGNMENT DATED AUGUST 29, 2009.
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| 2101 CITYWEST BOULEVARD |
| HOUSTON, TEXAS 77042 |
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| KRUEGER ISELIN LLP (1391) |
| P O BOX 1906 |
| CYPRESS, TX 77410-1906 |
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