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Patent Assignment Abstract of Title
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Total Assignments: 3
Patent #:
Issue Dt:
07/15/2008
Application #:
11548905
Filing Dt:
10/12/2006
Publication #:
Pub Dt:
04/17/2008
Inventors:
David Alumbaugh, Jiuping Chen, Huntly F. Morrison
Title:
COMPUTING VALUES FOR SURVEYING A SUBTERRANEAN STRUCTURE BASED ON MEASUREMENTS ACCORDING TO DIFFERENT ELECTROMAGNETIC SURVEY TECHNIQUES
Assignment: 1
Reel/Frame:
018682/0436Recorded: 12/27/2006Pages: 8
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors:
Exec Dt:
10/31/2006
Exec Dt:
10/31/2006
Exec Dt:
10/31/2006
Assignee:
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Correspondent:
SCHLUMBERGER TECHNOLOGY CORPORATION
110 SCHLUMBERGER DRIVE
SUGAR LAND, TX 77478
Assignment: 2
Reel/Frame:
022592/0069Recorded: 04/24/2009Pages: 7
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
04/22/2009
Assignee:
10001 RICHMOND AVENUE
IP DEPT- JEFF GRIFFIN
HOUSTON, TEXAS 77042
Correspondent:
WESTERNGECO LLC
10001 RICHMOND AVENUE
IP DEPT - JEFF GRIFFIN
HOUSTON, TX 77042
Assignment: 3
Reel/Frame:
022585/0388Recorded: 04/23/2009Pages: 7
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
04/23/2009
Assignee:
10001 RICHMOND AVENUE
IP DEPT- JEFF GRIFFIN
HOUSTON, TEXAS 77042
Correspondent:
WESTERNGECO L. L. C.
10001 RICHMOND AVENUE
IP DEPT- JEFF GRIFFIN
HOUSTON, TX 77042

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