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Patent Assignment Abstract of Title
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Total Assignments: 15
Patent #:
Issue Dt:
08/16/1988
Application #:
07071157
Filing Dt:
07/08/1987
Inventor:
DANIEL W. VAREL SR.
Title:
ASYMMETRICAL ROTARY CONE BIT
Assignment: 1
Reel/Frame:
004740/0133Recorded: 07/08/1987Pages: 2
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor:
Exec Dt:
06/29/1987
Assignee:
9230 DENTON DRIVE
A COMPANY OF TEXAS
DALLAS, TEXAS 75220
Correspondent:
HAROLD E. MEIER
GARDERE & WYNNE
1500 DIAMOND SHAMROCK TOWER
DALLAS, TX 75201
Assignment: 2
Reel/Frame:
008222/0771Recorded: 01/21/1997Pages: 10
Conveyance:
SECURITY INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
01/16/1997
Assignee:
STE. 600
3379 PEACHTREE RD., N.E.
ATLANTA, GEORGIA 30326
Correspondent:
KING & SPALDING
PAMELA A. ALLEN
191 PEACHTREE STREET
ATLANTA, GA 30303
Assignment: 3
Reel/Frame:
009638/0193Recorded: 12/10/1998Pages: 4
Conveyance:
CHANGE OF NAME (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
01/02/1998
Assignee:
9230 DENTON DRIVE
DALLAS, TEXAS 75235
Correspondent:
BAKER & BOTTS, L.L.P.
HAROLD E. MEIER, ESQ.
2001 ROSS AVENUE
DALLAS, TX 75201
Assignment: 4
Reel/Frame:
009883/0517Recorded: 04/13/1999Pages: 4
Conveyance:
CHANGE OF NAME (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
01/02/1998
Assignee:
9230 DENTON DRIVE
DALLAS, TEXAS 75235
Correspondent:
BAKER & BOTTS, L.L.P.
HAROLD E. MEIER, ESQ.
2001 ROSS AVENUE
DALLAS, TX 75201
Assignment: 5
Reel/Frame:
009350/0978Recorded: 07/31/1998Pages: 9
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
06/30/1998
Assignee:
BRANCH OPERATIONS
565 FIFTH AVENUE, 5TH FLOOR
NEW YORK, NEW YORK 10017
Correspondent:
ANDREWS & KURTH, L.L.P.
LINDA DOLE
600 TRAVIS STREET
HOUSTON, TX 77002
Assignment: 6
Reel/Frame:
015190/0954Recorded: 03/22/2004Pages: 6
Conveyance:
MERGER (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
12/29/2000
Assignee:
1434 PATTON, SUITE 106
CARROLLTON, TEXAS 75007
Correspondent:
BAKER BOTTS L.L.P.
LUKE K. PEDERSEN
2001 ROSS AVENUE, SUITE 600
DALLAS, TEXAS 75201-2980
Assignment: 7
Reel/Frame:
015190/0960Recorded: 04/12/2004Pages: 6
Conveyance:
CHANGE OF NAME (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
12/29/2000
Assignee:
1434 PATTON
SUITE 106
CARROLLTON, TEXAS 75007
Correspondent:
BAKER BOTTS L.L.P.
LUKE K. PEDERSEN, ESQ.
2001 ROSS AVENUE, SUITE 600
DALLAS, TX 75201-2980
Assignment: 8
Reel/Frame:
014186/0438Recorded: 06/06/2003Pages: 13
Conveyance:
FOURTH AMENDMENT TO COLLATERAL ASSIGNMENT
Assignor:
Exec Dt:
10/31/2002
Assignee:
61 GRASSMARKET
P.O. BOX 12, UBERIOR HOUSE
EDINBURGH EH1 2JF, SCOTLAND
Correspondent:
CORPORATION SERVICE COMPANY
AMY LEE BRADY
80 STATE STREET, 6TH FLOOR
ALBANY, NY 12207
Assignment: 9
Reel/Frame:
016097/0250Recorded: 06/06/2005Pages: 6
Conveyance:
RELEASE OF ASSIGNMENT
Assignor:
Exec Dt:
06/01/2005
Assignee:
9230 DENTON DRIVE
DALLAS, TEXAS 75354
Correspondent:
CBC COMPANIES DBA FEDERAL RESEARCH
1030 FIFTEENTH STREET, NW, STE 920
ATTN: PENELOPE J.A. AGODOA
WASHINGTON, DC 20005
Assignment: 10
Reel/Frame:
016097/0619Recorded: 06/07/2005Pages: 8
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
06/01/2005
Assignee:
1434 PATTON PLACE, SUITE 106
CARROLLTON, TEXAS 75007
Correspondent:
CBC COMPANIES DBA FEDERAL RESEARCH
1030 FIFTEENTH STREET, NW, STE 920
ATTN: PENELOPE J.A. AGODOA
WASHINGTON, DC 20005
Assignment: 11
Reel/Frame:
016105/0830Recorded: 06/09/2005Pages: 8
Conveyance:
SECURITY AGREEMENT
Assignor:
Exec Dt:
06/01/2005
Assignee:
101 PARK AVENUE, 10TH FLOOR
NEW YORK, NEW YORK 10178
Correspondent:
CBC COMPANIES DBA FEDERAL RESEARCH
1030 FIFTEENTH STREET, NW, STE 920
ATTN: PENELOPE J.A. AGODOA
WASHINGTON, DC 20005
Assignment: 12
Reel/Frame:
018338/0918Recorded: 10/04/2006Pages: 4
Conveyance:
CHANGE OF NAME (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
08/31/2005
Assignee:
1434 PATTON PLACE, SUITE 106
CARROLLTON, TEXAS 75007
Correspondent:
DANIEL G. NGUYEN
1401 MCKINNEY, SUITE 2600
HOUSTON, TX 77010
Assignment: 13
Reel/Frame:
018471/0092Recorded: 11/02/2006Pages: 5
Conveyance:
RELEASE BY SECURED PARTY (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
10/10/2006
Assignee:
1434 PATTON, SUITE 106
CARROLLTON, TEXAS 75005
Correspondent:
HOGAN & HARTSON L.L.P.
8300 GREENSBORO DRIVE, SUITE 1100
BOX INTELLECTUAL PROPERTY
MCLEAN, VA 22102
Assignment: 14
Reel/Frame:
018524/0255Recorded: 11/16/2006Pages: 8
Conveyance:
SECURITY AGREEMENT
Assignor:
Exec Dt:
10/10/2006
Assignee:
9 WEST 57TH STREET
NEW YORK, NEW YORK 10019
Correspondent:
CHRISTINE SLATTERY
ONE INTERNATIONAL PLACE
PROSKAUER ROSE LLP
BOSTON, MA 02110
Assignment: 15
Reel/Frame:
020234/0047Recorded: 12/12/2007Pages: 7
Conveyance:
RELEASE BY SECURED PARTY (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
11/05/2007
Assignee:
1209 ORANGE STREET
C/O CORPORATION TRUST COMPANY
WILMINGTON, DELAWARE 19801
Correspondent:
MILBANK, TWEED, HADLEY & MCCLOY LLP
ONE CHASE MANHATTAN PLAZA
RM. 4640
NEW YORK, NY 10005

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