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Patent Assignment Details

NOTE:Results display only for issued patents and published applications. For pending or abandoned applications please consult USPTO staff.

Reel/Frame:	014692/0788			Pages:	9
		Recorded:	11/14/2003
Conveyance:	SECURITY INTEREST (SEE DOCUMENT FOR DETAILS).

Total properties: 17

Patent #:	5510582	Issue Dt:	04/23/1996	Application #:	08398979	Filing Dt:	03/06/1995
Title:	ACOUSTIC ATTENUATOR, WELL LOGGING APPARATUS AND METHOD OF WELL LOGGING

Patent #:	5726951	Issue Dt:	03/10/1998	Application #:	08430822	Filing Dt:	04/28/1995
Title:	STANDOFF COMPENSATION FOR ACOUSTIC LOGGING WHILE DRILLING SYSTEMS

Patent #:	5644186	Issue Dt:	07/01/1997	Application #:	08483112	Filing Dt:	06/07/1995
Title:	ACOUSTIC TRANSDUCER FOR LWD TOOL

Patent #:	5603386	Issue Dt:	02/18/1997	Application #:	08524953	Filing Dt:	09/08/1995
Title:	DOWNHOLE TOOL FOR CONTROLLING THE DRILLING COURSE OF A BOREHOLE

Patent #:	5780784	Issue Dt:	07/14/1998	Application #:	08733367	Filing Dt:	10/17/1996
Title:	CANCELLATION OF TOOL MODE SIGNAL FROM COMBINED SIGNAL

Patent #:	6591195	Issue Dt:	07/08/2003	Application #:	10114416	Filing Dt:	04/02/2002
Publication #:	US20030004646	Pub Dt:	01/02/2003
Title:	METHOD OF AND APPARATUS FOR INDEPENDENTLY DETERMINING THE RESISTIVITY AND/OR DIELECTRIC CONSTANT OF AN EARTH FORMATION

Patent #:	6761232	Issue Dt:	07/13/2004	Application #:	10292301	Filing Dt:	11/11/2002
Publication #:	US20040089477	Pub Dt:	05/13/2004
Title:	SPRUNG MEMBER AND ACTUATOR FOR DOWNHOLE TOOLS

Patent #:	6894274	Issue Dt:	05/17/2005	Application #:	10317987	Filing Dt:	12/11/2002
Publication #:	US20040113061	Pub Dt:	06/17/2004
Title:	ESTIMATION OF FORMATION POROSITY USING WATER MEASUREMENT

Patent #:	6937023	Issue Dt:	08/30/2005	Application #:	10368257	Filing Dt:	02/18/2003
Publication #:	US20040160223	Pub Dt:	08/19/2004
Title:	PASSIVE RANGING TECHNIQUES IN BOREHOLE SURVEYING

Patent #:	7002484	Issue Dt:	02/21/2006	Application #:	10368742	Filing Dt:	02/18/2003
Publication #:	US20040073369	Pub Dt:	04/15/2004
Title:	SUPPLEMENTAL REFERENCING TECHNIQUES IN BOREHOLE SURVEYING

Patent #:	6882937	Issue Dt:	04/19/2005	Application #:	10369353	Filing Dt:	02/18/2003
Publication #:	US20040163443	Pub Dt:	08/26/2004
Title:	DOWNHOLE REFERENCING TECHNIQUES IN BOREHOLE SURVEYING

Patent #:	7009363	Issue Dt:	03/07/2006	Application #:	10397911	Filing Dt:	03/26/2003
Publication #:	US20040189249	Pub Dt:	09/30/2004
Title:	OPTIMIZED BATTERY LIFE IN MULTIPLE BATTERY APPLICATIONS

Patent #:	7388379	Issue Dt:	06/17/2008	Application #:	10427899	Filing Dt:	05/01/2003
Publication #:	US20040217763	Pub Dt:	11/04/2004
Title:	SERIES-RESONANT TUNING OF A DOWNHOLE LOOP ANTENNA

Patent #:	7075215	Issue Dt:	07/11/2006	Application #:	10613268	Filing Dt:	07/03/2003
Publication #:	US20050002276	Pub Dt:	01/06/2005
Title:	MATCHING LAYER ASSEMBLY FOR A DOWNHOLE ACOUSTIC SENSOR

Patent #:	6995500	Issue Dt:	02/07/2006	Application #:	10613375	Filing Dt:	07/03/2003
Publication #:	US20050001517	Pub Dt:	01/06/2005
Title:	COMPOSITE BACKING LAYER FOR A DOWNHOLE ACOUSTIC SENSOR

Patent #:	7036363	Issue Dt:	05/02/2006	Application #:	10613610	Filing Dt:	07/03/2003
Publication #:	US20050000279	Pub Dt:	01/06/2005
Title:	ACOUSTIC SENSOR FOR DOWNHOLE MEASUREMENT TOOL

Patent #:	7083009	Issue Dt:	08/01/2006	Application #:	10633853	Filing Dt:	08/04/2003
Publication #:	US20050028973	Pub Dt:	02/10/2005
Title:	PRESSURE CONTROLLED FLUID SAMPLING APPARATUS AND METHOD

Assignor

Exec Dt:

11/11/2003

Assignee

1000 LOUISIANA

3RD FLOOR

HOUSTON, TEXAS 77002

Correspondence name and address
	MAYER BROWN ROWE, ET AL.
	ROBERT E. RUDE II
	1909 K STREET, NW
	WASHINGTON, DC 20006

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