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Patent Assignment Abstract of Title
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Total Assignments: 3
Patent #:
7823660
Issue Dt:
11/02/2010
Application #:
11932430
Filing Dt:
10/31/2007
Publication #:
20080093124
Pub Dt:
04/24/2008
Inventors:
Richard L. Giroux, Gregory G. Galloway, Tuong Thanh Le, Raymond H. Jackson et al
Title:
APPARATUS AND METHODS FOR DRILLING A WELLBORE USING CASING
Assignment: 1
Reel/Frame:
021257/0319Recorded: 07/18/2008Pages: 13
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors:
GIROUX, RICHARD L.
Exec Dt:
06/08/2004
GALLOWAY, GREGORY G.
Exec Dt:
06/21/2004
LE, TUONG THANH
Exec Dt:
06/08/2004
JACKSON, RAYMOND H.
Exec Dt:
06/03/2004
NAZZAL, GREGORY R.
Exec Dt:
07/07/2004
SWARR, JAMES C.
Exec Dt:
06/04/2004
BEASLEY, WILLIAM M.
Exec Dt:
06/04/2004
LIRETTE, BRENT J.
Exec Dt:
06/25/2004
ODELL, ALBERT C.
Exec Dt:
06/21/2004
TERRY, JIM
Exec Dt:
06/25/2004
MCKAY, DAVE
Exec Dt:
06/04/2004
ALKHATIB, SAMIR
Exec Dt:
07/26/2004
WARDLEY, MIKE
Exec Dt:
06/28/2004
Assignee:
WEATHERFORD/LAMB, INC.
515 POST OAK BOULEVARD, SUITE 600
HOUSTON, TEXAS 77027
Correspondent:
WILLIAM B. PATTERSON
3040 POST OAK BLVD., SUITE 1500
HOUSTON, TX 77056
Assignment: 2
Reel/Frame:
021253/0284Recorded: 07/18/2008Pages: 3
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor:
BRUNNERT, DAVID J.
Exec Dt:
06/23/2008
Assignee:
WEATHERFORD/LAMB, INC.
515 POST OAK BOULEVARD, SUITE 600
HOUSTON, TEXAS 77027
Correspondent:
WILLIAM B. PATTERSON
3040 POST OAK BLVD., SUITE 1500
HOUSTON, TX 77056
Assignment: 3
Reel/Frame:
034526/0272Recorded: 12/04/2014Pages: 103
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor:
WEATHERFORD/LAMB, INC.
Exec Dt:
09/01/2014
Assignee:
WEATHERFORD TECHNOLOGY HOLDINGS, LLC
2000, ST. JAMES PL
HOUSTON, TEXAS 77056
Correspondent:
CPA GLOBAL LIMITED
LIBERATION HOUSE
CASTLE STREET
ST HELIER, J JERSEY

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