Patent Assignment Abstract of Title
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Total Assignments:
11
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Patent #:
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Issue Dt:
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09/25/2012
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Application #:
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12757940
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Filing Dt:
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04/09/2010
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Publication #:
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Pub Dt:
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08/05/2010
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Inventors:
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Rex E. Duhn, Robert K. Meek
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Title:
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WELLHEAD ISOLATION TOOL AND WELLHEAD ASSEMBLY INCORPORATING THE SAME
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Assignment:
1
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ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
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| 3912 GILMORE AVENUE |
| BAKERSFIELD, CALIFORNIA 93308 |
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| CHRISTIE, PARKER & HALE, LLP |
| P.O. BOX 7068 |
| PASADENA, CA 91109-7068 |
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Assignment:
2
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ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
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| 13815 SOUTH FREEWAY |
| P.O. BOX 450989 |
| HOUSTON, TEXAS 77245-0989 |
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| CHRISTIE, PARKER & HALE, LLP |
| P.O. BOX 7068 |
| PASADENA, CA 91109-7068 |
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Assignment:
3
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RELEASE BY SECURED PARTY (SEE DOCUMENT FOR DETAILS).
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| 3912 GILMORE AVENUE |
| BAKERSFIELD, CALIFORNIA 93308 |
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| LAURA KONRATH |
| 35 W WACKER DRIVE |
| WINSTON & STRAWN LLP, SUITE 2800 |
| CHICAGO, IL 60601 |
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Assignment:
4
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SUPPLEMENT TO PATENT SECURITY AGREEMENT
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| 500 WEST MADISON |
| CHICAGO, ILLINOIS 60661 |
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| LAURA KONRATH |
| 35 W WACKER DRIVE |
| WINSTON & STRAWN LLP, SUITE 2800 |
| CHICAGO, IL 60601 |
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Assignment:
5
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RELEASE BY SECURED PARTY (SEE DOCUMENT FOR DETAILS).
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| 3912 GILMORE AVENUE |
| BAKERSFIELD, CALIFORNIA 93308 |
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| ANDREW DOHERTY |
| 1420 PEACHTREE STREET, N.E. |
| SUITE 800 |
| ATLANTA, GA 30309 |
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Assignment:
6
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RELEASE BY SECURED PARTY (SEE DOCUMENT FOR DETAILS).
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| PO BOX 450989 |
| HOUSTON, TEXAS 77245-0989 |
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| ANDREW DOHERTY |
| 1420 PEACHTREE STREET, N.E. |
| SUITE 800 |
| ATLANTA, GA 30309 |
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Assignment:
7
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CORRECTIVE ASSIGNMENT TO CORRECT THE INCORRECT PATENT NO. 7332407 PREVIOUSLY RECORDED AT REEL: 027387 FRAME: 0620. ASSIGNOR(S) HEREBY CONFIRMS THE RELEASE BY SECURED PARTY.
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| 3912 GILMORE AVENUE |
| BAKERSFIELD, CALIFORNIA 93308 |
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| MICHAEL J. BRUNER |
| 1420 PEACHTREE STREET, N.E. |
| ATLANTA, GA 30309 |
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Assignment:
8
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CORRECTIVE ASSIGNMENT TO CORRECT THE PATENT NO 7332407 PREVIOUSLY RECORDED AT REEL: 027388 FRAME: 0790. ASSIGNOR(S) HEREBY CONFIRMS THE RELEASE BY SECURED PARTY.
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| PO BOX 450989 |
| HOUSTON, TEXAS 77245-0989 |
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| MICHAEL J. BRUNER |
| 1420 PEACHTREE STREET, N.E. |
| SUITE 800 |
| ATLANTA, GA 30309 |
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Assignment:
9
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LICENSE (SEE DOCUMENT FOR DETAILS).
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| 1333 WEST LOOP SOUTH, SUITE 1700 |
| HOUSTON, TEXAS 77027 |
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| EUBANKS PLLC |
| 19500 STATE HIGHWAY 249 |
| SUITE 465 |
| HOUSTON, TX 77070 |
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Assignment:
10
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CHANGE OF NAME (SEE DOCUMENT FOR DETAILS).
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| 601 WEIR WAY |
| FORT WORTH, TEXAS 76108 |
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| MICHAEL W. DUBNER |
| FOLEY & LARDNER LLP |
| 3000 K STREET N.W., SUITE 600 |
| WASHINGTON, DC 20007 |
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Assignment:
11
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CHANGE OF NAME (SEE DOCUMENT FOR DETAILS).
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| 601 WEIR WAY |
| FORT WORTH, TEXAS 76108 |
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| CATERPILLAR INC. |
| 100 NE ADAMS STREET |
| AH9510 |
| PEORIA, IL 61629-9510 |
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