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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04/22/2014
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Application #:
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13171273
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Filing Dt:
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06/28/2011
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Publication #:
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Pub Dt:
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12/15/2011
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Inventor:
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Carl Keith Smith
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Title:
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DRILLING FLUID AND METHODS
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Assignment:
1
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ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
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| 1110, 640 - 8TH AVENUE SW |
| CALGARY, CANADA T2P 1G7 |
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| ROSEANN B. CALDWELL, BENNETT JONES LLP |
| 4500 BANKERS HALL EAST |
| 855-2ND STREET SW |
| CALGARY, T2P 4K7 CANADA |
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Assignment:
2
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CORRECTIVE ASSIGNMENT TO CORRECT THE ASSIGNMENT PREVIOUSLY RECORDED ON REEL 026791 FRAME 0808. ASSIGNOR(S) HEREBY CONFIRMS THE CORRECTION OF THE NAME OF THE ASSIGNEE FROM TECHSTAR ENERGY SERVICES INC. TO TECH-STAR FLUID SYSTEMS INC..
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| 1110, 640 - 8TH AVENUE SW |
| CALGARY, CANADA T2P 1G7 |
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| ROSEANN B. CALDWELL, BENNETT JONES LLP |
| 4500 BANKERS HALL EAST |
| 855-2ND STREET SW |
| CALGARY, T2P 4K7 CANADA |
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Assignment:
3
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ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
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| 1400, 700 - 4TH AVENUE SW |
| CALGARY, CANADA T2P 2X6 |
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| ROSEANN B. CALDWELL, BENNETT JONES LLP |
| 4500 BANKERS HALL EAST |
| 855-2ND STREET SW |
| CALGARY, T2P 4K7 CANADA |
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Assignment:
4
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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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