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Patent Assignment Abstract of Title
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Total Assignments: 5
Patent #:
Issue Dt:
04/29/2003
Application #:
09719635
Filing Dt:
03/06/2001
Inventors:
Fan-Nian Kong, Harald Westerdahl, Terje Eidesmo, Svein Ellingsrud
Title:
DEVICE AND METHOD FOR MEASUREMENT BY GUIDED WAVES ON A METAL STRING IN A WELL
Assignment: 1
Reel/Frame:
011569/0761Recorded: 03/06/2001Pages: 2
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors:
Exec Dt:
12/20/2000
Exec Dt:
12/20/2000
Exec Dt:
01/09/2001
Exec Dt:
01/09/2001
Assignees:
STAVANGER N-4035, NORWAY
POSTBOKS 3930
ULLEVAL HAGEBY, N-0806 OSLO, NORWAY
Correspondent:
FOLEY & LARDNER
WILLIAM T. ELLIS
WASHINGTON HARBOUR
3000 K STREET, NW., SUITE 500
WASHINGTON, DC 20007-5109
Assignment: 2
Reel/Frame:
031447/0656Recorded: 10/21/2013Pages: 4
Conveyance:
CHANGE OF NAME (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
05/11/2001
Assignee:
FORUSBEEN 50
STAVANGER, NORWAY 403 5
Correspondent:
DANIEL M. GURFINKEL
120 SOUTH LASALLE STREET, SUITE 1400
CHICAGO, IL 60603
Assignment: 3
Reel/Frame:
031495/0001Recorded: 10/25/2013Pages: 7
Conveyance:
CHANGE OF NAME (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
10/01/2007
Assignee:
FORUSBEEN 50
STAVANGER, NORWAY 403 5
Correspondent:
DANIEL M. GURFINKEL
120 SOUTH LASALLE STREET, SUITE 1400
CHICAGO, IL 60603
Assignment: 4
Reel/Frame:
031528/0807Recorded: 10/31/2013Pages: 7
Conveyance:
CHANGE OF NAME (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
11/02/2009
Assignee:
FORUSBEEN 50
STAVANGER, NORWAY 403 5
Correspondent:
DANIEL M. GURFINKEL
120 SOUTH LASALLE STREET, SUITE 1400
CHICAGO, IL 60603
Assignment: 5
Reel/Frame:
031627/0265Recorded: 11/13/2013Pages: 50
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
05/02/2013
Assignee:
FORUSBEEN 50
STAVANGER, NORWAY 403 5
Correspondent:
DANIEL M. GURFINKEL
120 SOUTH LASALLE STREET, SUITE 1400
CHICAGO, IL 60603

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