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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14057981
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Filing Dt:
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10/18/2013
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Publication #:
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Pub Dt:
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02/13/2014
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Inventor:
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John Ewanek
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Title:
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WATER-BASED POLYMER DRILLING FLUID AND METHOD OF USE
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Assignment:
1
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ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
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| SUITE 1400, 700 - 4TH AVENUE SW |
| CALGARY, ALBERTA, CANADA T2P 3J4 |
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| DOUG ROMMELMANN/ ANDREWS KURTH LLP |
| 600 TRAVIS, SUITE 4200 |
| HOUSTON, TX 77002 |
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Assignment:
2
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SECURITY INTEREST (SEE DOCUMENT FOR DETAILS).
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| 720 KING STREET WEST |
| TORONTO, CANADA M5B2T3 |
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| CONSTANCE GALL RHEBERGEN |
| P.O. BOX 61389 |
| HOUSTON, TX 77208-1389 |
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