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Patent Assignment Abstract of Title

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Total Assignments: 2

Patent #:	7797111	Issue Dt:	09/14/2010	Application #:	11947250	Filing Dt:	11/29/2007
Publication #:	20090143989	Pub Dt:	06/04/2009
Inventors:	Stanislav Wilhelm Forgang, Randy Gold, Zhiyong Jiang, Carlos A. Yanzig
Title:	WELLBORE LOGGING PERFORMANCE VERIFICATION METHOD AND APPARATUS

Assignment: 1

Reel/Frame:

020391/0462

Recorded: 01/21/2008

Pages: 5

Conveyance:

ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).

Assignors:

FORGANG, STANISLAV WILHELM

Exec Dt:

11/29/2007

GOLD, RANDY

Exec Dt:

11/29/2007

JIANG, ZHIYOUNG

Exec Dt:

11/29/2007

YANZIG, CARLOS A.

Exec Dt:

12/03/2007

Assignee:

BAKER HUGHES INCORPORATED

2929 ALLEN PARKWAY

SUITE 2100

HOUSTON, TEXAS 77019-2118

Correspondent:

CANTOR COLBURN LLP- BAKER ATLAS

20 CHURCH STREET

22ND FLOOR

HARTFORD, CT 06103

Assignment: 2

Reel/Frame:

020584/0557

Recorded: 02/29/2008

Pages: 10

Conveyance:

CORRECTIVE ASSIGNMENT TO CORRECT THE NAME OF ASSIGNOR ZHIYOUNG JIANG PREVIOUSLY RECORDED ON REEL 020391 FRAME 0462. ASSIGNOR(S) HEREBY CONFIRMS THE ASSIGNOR'S NAME AS WRITTEN "ZHIYOUNG JIANG" SHOULD READ AS ZHIYONG JIANG.

Assignors:

FORGANG, STANISLAV WILHELM

Exec Dt:

02/13/2008