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Patent Assignment Abstract of Title
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Total Assignments: 5
Patent #:
Issue Dt:
06/08/2004
Application #:
10209832
Filing Dt:
08/01/2002
Inventor:
Roy D. Estes
Title:
ADJUSTABLE EARTH BORING DEVICE
Assignment: 1
Reel/Frame:
013411/0900Recorded: 08/11/2002Pages: 3
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
07/30/2002
Assignee:
P.O. BOX 40540
FT. WORTH, TEXAS 76410
Correspondent:
BROWNING BUSHMAN P.C.
TIM COOK
5718 WESTHEIMER, SUITE 1800
HOUSTON, TX 77057
Assignment: 2
Reel/Frame:
016263/0203Recorded: 07/14/2005Pages: 11
Conveyance:
SECURITY AGREEMENT
Assignors:
Exec Dt:
05/10/2005
Exec Dt:
05/10/2005
Exec Dt:
05/10/2005
Assignee:
2121 SAN JACINTO
SUITE 1850
DALLAS, TEXAS 75201
Correspondent:
DARREN W. COLLINS
2001 ROSS AVENUE
SUITE 3000; PATTON BOGGS, LLP
DALLAS, TX 75201
Assignment: 3
Reel/Frame:
020571/0601Recorded: 02/28/2008Pages: 10
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
12/20/2007
Assignee:
120 LONG RIDGE RD
STAMFORD, CONNECTICUT 06927
Correspondent:
KATHLEEN E. CAULFIELD
2020 K ST. NW
WASHINGTON, DC 20006
Assignment: 4
Reel/Frame:
025822/0903Recorded: 02/16/2011Pages: 8
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
03/09/2010
Assignee:
7601 WILL ROGERS BOULEVARD
FORT WORTH, TEXAS 76140
Correspondent:
ROBERT C. SHADDOX
WINSTEAD PC
P.O. BOX 50784
DALLAS, TX 75201
Assignment: 5
Reel/Frame:
026430/0658Recorded: 06/13/2011Pages: 9
Conveyance:
RELEASE BY SECURED PARTY (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
06/08/2011
Assignees:
420 THROCKMORTON STREET
SUITE 1110
FORT WORTH, TEXAS 76102
7010-45 STREET
LEDUC, ALBERTA, CANADA T9E 7E7
Correspondent:
SOLYN J. LEE
JONES DAY
222 EAST 41 STREET
NEW YORK, NY 10017

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