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Trademark Assignment Abstract of Title

Total Assignments: 7
Serial #:
Filing Dt:
07/17/1981
Reg #:
Reg. Dt:
01/04/1983
Mark:
DYNA-DRILL
Assignment: 1
Reel/Frame:
0594/0144   Recorded: 02/29/1988Pages: 3
Conveyance:
MERGER 19830519DE
Assignor:
Exec Dt:
12/20/1983
Entity Type:
CORPORATION
Citizenship:
CALIFORNIA
Assignee:
Entity Type:
CORPORATION
Citizenship:
DELAWARE
Correspondent:
CHRISTIE, PARKER & HALE
SUITE 500, 350 WEST COLORADO BOULEVARD
POST OFFICE BOX 7068
PASADENA, CA 91109-7068
Assignment: 2
Reel/Frame:
1011/0313   Recorded: 06/01/1993Pages: 4
Conveyance:
ASSIGNS THE ENTIRE INTEREST AND THE GOODWILL
Assignor:
Exec Dt:
05/18/1993
Entity Type:
CORPORATION
Citizenship:
DELAWARE
Assignee:
HALLIBURTON SERVICES P.O. BOX 1431 DUNCAN, OK 73536
Entity Type:
CORPORATION
Citizenship:
DELAWARE
Correspondent:
JAMES R. DUZAN
HALLIBURTON SERVICES
P.O. BOX 1431
DUNCAN, OK 73536
Assignment: 3
Reel/Frame:
2393/0134   Recorded: 10/29/2001Pages: 20
Conveyance:
MERGER
Assignor:
Exec Dt:
12/11/1996
Entity Type:
CORPORATION
Citizenship:
DELAWARE
Assignee:
2601 BELTLINE ROAD
CARROLLTON, TEXAS 75006
Entity Type:
CORPORATION
Citizenship:
DELAWARE
Correspondent:
HALLIBURTON ENERGY SERVICES, INC.
CAROLYN SUE WALDO
1-B-121
2601 BELTLINE ROAD
CARROLLTON, TX 75006
Assignment: 4
Reel/Frame:
2759/0582   Recorded: 12/08/2003Pages: 6
Conveyance:
ASSIGNS THE ENTIRE INTEREST
Assignor:
Exec Dt:
12/08/2003
Entity Type:
CORPORATION
Citizenship:
DELAWARE
Assignee:
4660 WORLD HOUSTON PARKWAY
HOUSTON, TEXAS 77032
Entity Type:
CORPORATION
Citizenship:
TEXAS
Correspondent:
STUART J. FORD
15151 SOMMERMEYER
HOUSTON, TX 77041
Assignment: 5
Reel/Frame:
3131/0429   Recorded: 02/17/2005Pages: 6
Conveyance:
SECURITY AGREEMENT
Assignor:
Exec Dt:
06/30/2004
Entity Type:
CORPORATION
Citizenship:
TEXAS
Assignee:
100 LOUISIANA, 3RD FLOOR
HOUSTON, TEXAS 77002
Entity Type:
NATIONAL BANKING
Citizenship:
NONE
Correspondent:
SANFORD E. WARREN, JR.
WINSTEAD SECHREST & MINICK P.C.
P.O. BOX 50784
DALLAS, TEXAS 75201
Assignment: 6
Reel/Frame:
3967/0032   Recorded: 04/08/2009Pages: 5
Conveyance:
RELEASE BY SECURED PARTY
Assignor:
Exec Dt:
08/22/2008
Entity Type:
NATIONAL ASSOCIATION
Citizenship:
NONE
Assignee:
4660 WORLD HOUSTON PKWY
SUITE 100
HOUSTON, TEXAS 77032
Entity Type:
CORPORATION
Citizenship:
TEXAS
Correspondent:
SMITH INTERNATIONAL, INC.
16740 HARDY ST.
PATENT SERVICES
HOUSTON, TX 77032
Assignment: 7
Reel/Frame:
3932/0836   Recorded: 02/10/2009Pages: 4
Conveyance:
ASSIGNS THE ENTIRE INTEREST
Assignor:
Exec Dt:
08/25/2008
Entity Type:
CORPORATION
Citizenship:
TEXAS
Assignee:
16740 HARDY ST.
HOUSTON, TEXAS 77032
Entity Type:
CORPORATION
Citizenship:
DELAWARE
Correspondent:
MATTHEW STEINHEIDER
15151 SOMMERMEYER ST.
SMITH INTERNATIONAL, INC.
HOUSTON, TX 77041

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