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Patent Assignment Abstract of Title
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Total Assignments: 2
Patent #:
Issue Dt:
06/06/2006
Application #:
10493407
Filing Dt:
11/18/2004
Publication #:
Pub Dt:
04/21/2005
Inventors:
Neil Grainger, Benjamin Herzhaft, Mark White, Annie Audibert Hayet
Title:
WELL DRILLING METHOD AND DRILLING FLUID
Assignment: 1
Reel/Frame:
016092/0332Recorded: 11/18/2004Pages: 2
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors:
Exec Dt:
04/08/2004
Exec Dt:
03/30/2004
Exec Dt:
04/20/2004
Exec Dt:
03/20/2004
Assignees:
1 & 4 AVENUE DE BOIS-PREAU
RUEIL MALMAISON CEDEX, FRANCE 92852
IMPERIAL CHEMICAL HOUSE 20
MANCHESTER SQUARE
LONDON, ENGLAND W1V 3AN
Correspondent:
MILLEN, WHITE ET AL
ARLINGTON COURT PLAZA I
SUITE 1400 2200 CLARENDON BLVD.
ARLINGTON, VA 22201
Assignment: 2
Reel/Frame:
019966/0846Recorded: 10/10/2007Pages: 5
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
04/19/2007
Assignee:
COWICK HALL, SNAITH, GOOLE
EAST YORKSHIRE, UNITED KINGDOM DN149AA
Correspondent:
JONES DAY
222 EAST 41ST ST
NEW YORK, NY 10017

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