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Patent Assignment Abstract of Title
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Total Assignments: 2
Patent #:
Issue Dt:
05/25/2010
Application #:
11756384
Filing Dt:
05/31/2007
Publication #:
Pub Dt:
12/06/2007
Inventors:
Laurent Sirgue, John T. Etgen, Uwe Albertin, Sverre Brandsberg-Dahl
Title:
SYSTEM AND METHOD FOR 3D FREQUENCY DOMAIN WAVEFORM INVERSION BASED ON 3D TIME-DOMAIN FORWARD MODELING
Assignment: 1
Reel/Frame:
019623/0179Recorded: 07/31/2007Pages: 5
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors:
Exec Dt:
07/11/2007
Exec Dt:
07/11/2007
Exec Dt:
07/12/2007
Exec Dt:
07/11/2007
Assignee:
4101 WINFIELD ROAD
MAIL CODE 5 EAST
WARRENVILLE, ILLINOIS 60555
Correspondent:
TERRY L. WATT
321 SOUTH BOSTON
SUITE 800
TULSA, OK 74103-3318
Assignment: 2
Reel/Frame:
019696/0231Recorded: 08/15/2007Pages: 5
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors:
Exec Dt:
07/13/2007
Exec Dt:
07/19/2007
Exec Dt:
07/19/2007
Exec Dt:
07/24/2007
Assignee:
4101 WINFIELD ROAD
WARRENVILLE, ILLINOIS 60555
Correspondent:
CAROL M. NETH
4101 WINFIELD ROAD
MAIL CODE 5 EAST
WARRENVILLE, IL 60555

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