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Patent Assignment Details

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Reel/Frame:	025500/0251			Pages:	6
		Recorded:	12/14/2010
Attorney Dkt #:	486267-00012
Conveyance:	ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).

Total properties: 10

Patent #:	6671222	Issue Dt:	12/30/2003	Application #:	10167179	Filing Dt:	06/11/2002
Publication #:	US20030016587	Pub Dt:	01/23/2003
Title:	APPARATUS AND METHOD FOR DISTRIBUTED CONTROL OF SEISMIC DATA ACQUISITION

Patent #:	7813222	Issue Dt:	10/12/2010	Application #:	12023556	Filing Dt:	01/31/2008
Publication #:	US20080186806	Pub Dt:	08/07/2008
Title:	APPARATUS AND METHOD FOR COMPRESSING SEISMIC DATA

Patent #:	8077740	Issue Dt:	12/13/2011	Application #:	12023725	Filing Dt:	01/31/2008
Publication #:	US20080187006	Pub Dt:	08/07/2008
Title:	APPARATUS AND METHOD FOR REDUCING NOISE IN SEISMIC DATA

Patent #:	NONE	Issue Dt:		Application #:	12475239	Filing Dt:	05/29/2009
Publication #:	US20090302849	Pub Dt:	12/10/2009
Title:	ELECTROMAGNETIC EXPLORATION

Patent #:	7987943	Issue Dt:	08/02/2011	Application #:	12623752	Filing Dt:	11/23/2009
Publication #:	US20100071989	Pub Dt:	03/25/2010
Title:	APPARATUS AND METHOD FOR GENERATING A SEISMIC SOURCE SIGNAL

Patent #:	8462587	Issue Dt:	06/11/2013	Application #:	12645811	Filing Dt:	12/23/2009
Publication #:	US20100157734	Pub Dt:	06/24/2010
Title:	GENERATING SEISMIC VIBRATOR SIGNALS HAVING DISTINGUISHING SIGNATURES

Patent #:	8462585	Issue Dt:	06/11/2013	Application #:	12645818	Filing Dt:	12/23/2009
Publication #:	US20100149915	Pub Dt:	06/17/2010
Title:	ACQUIRING SEISMIC VIBRATOR SIGNALS HAVING DISTINGUISHING SIGNATURES

Patent #:	8462588	Issue Dt:	06/11/2013	Application #:	12645827	Filing Dt:	12/23/2009
Publication #:	US20100149916	Pub Dt:	06/17/2010
Title:	PROCESSING SEISMIC VIBRATOR SIGNALS HAVING DISTINGUISHING SIGNATURES

Patent #:	8462589	Issue Dt:	06/11/2013	Application #:	12645835	Filing Dt:	12/23/2009
Publication #:	US20100149922	Pub Dt:	06/17/2010
Title:	Apparatus for Generating Seismic Signals Having Distinguishing Signatures

Patent #:	8061471	Issue Dt:	11/22/2011	Application #:	12771033	Filing Dt:	04/30/2010
Publication #:	US20100276224	Pub Dt:	11/04/2010
Title:	SEISMIC VIBRATOR CONTROLLED BY DIRECTLY DETECTING BASE PLATE MOTION

Assignor

Exec Dt:

12/14/2010

Assignee

PO BOX 309GT UGLAND HOUSE

SOUTH CHURCH STREET

GEORGE TOWN, GRAND CAYMAN, CAYMAN ISLANDS

Correspondence name and address
	ROBERT M. TUTTLE/DORSEY & WHITNEY LLP
	370 SEVENTEENTH STREET, SUITE 4700
	DENVER, CO 80202

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