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Patent Assignment Abstract of Title

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Total Assignments: 2

Patent #:	D425531	Issue Dt:	05/23/2000	Application #:	29102627	Filing Dt:	03/29/1999
Inventors:	DAVID WAYNE LARGENT, KENNETH WAYNE SEYFFERT, THOMAS C. ADAMS, DAVID L. SCHULTE et al
Title:	SCREEN

Assignment: 1

Reel/Frame:

010190/0076

Recorded: 06/01/1999

Pages: 2

Conveyance:

ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).

Assignors:

LARGENT, DAVID W.

Exec Dt:

04/13/1999

SEYFFERT, KENNETH W.

Exec Dt:

04/01/1999

ADAMS, THOMAS C.

Exec Dt:

04/12/1999

SCHULTE, DAVID L.

Exec Dt:

04/15/1999

MCCLUNG, GUY L.

Exec Dt:

04/27/1999

Assignee:

TURBOSCOPE I/P, INC.

2838 HOLMES ROAD

HOUSTON, TEXAS 77051

Correspondent:

GUY MCCLUNG

16690 CHAMPION FOREST DRIVE, #347

SPRING, TX 77379-7023

Assignment: 2

Reel/Frame:

014119/0370

Recorded: 06/02/2003

Pages: 3

Conveyance:

CERTIFICATE OF AMENDMENT OF CERTIFICATE OF INCORPORATION

Assignor:

TUBOSCOPE I/P, INC.

Exec Dt:

01/16/2001

Assignee:

VARCO I/P, INC.

2000 SAM HOUSTON PARKWAY SOUTH

HOUSTON, TEXAS 77042

Correspondent:

GUY MCCLUNG

16690 CHAMPION FOREST DR.

SPRING, TX 77379-7023

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