Patent Assignment Abstract of Title
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Total Assignments:
2
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Patent #:
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NONE
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Issue Dt:
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Application #:
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13522679
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Filing Dt:
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07/17/2012
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Publication #:
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Pub Dt:
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12/20/2012
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Inventor:
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Kewei Zhang
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Title:
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COMPOSITIONS AND METHODS FOR ENHANCING FLUID RECOVERY FOR HYDRAULIC FRACTURING TREATMENTS
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Assignment:
1
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ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
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645-7TH AVENUE S.W. |
SUITE 2900 |
CALGARY, ALBERTA, CANADA |
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NICHOLAS J. LANDAU |
1819 FIFTH AVENUE NORTH |
ONE FEDERAL PLACE |
BIRMINGHAM, AL 35203 |
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Assignment:
2
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SECURITY INTEREST (SEE DOCUMENT FOR DETAILS).
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600, 530 - 8TH AVENUE S.W. |
CALGARY, ALBERTA, CANADA T2P 3S8 |
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ANNIE AYMOND-NORTON ROSE FULBRIGHT USLLP |
1301 MCKINNEY STREET |
HOUSTON, TX 77010 |
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