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Patent Assignment Details

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Reel/Frame:	045062/0618			Pages:	14
		Recorded:	02/28/2018
Attorney Dkt #:	PESI TO WTH 12-01-2015
Conveyance:	ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).

Total properties: 27

Patent #:	6377050	Issue Dt:	04/23/2002	Application #:	09398953	Filing Dt:	09/14/1999
Title:	LWD RESISTIVITY DEVICE WITH INNER TRANSMITTERS AND OUTER RECEIVERS, AND AZIMUTHAL SENSITIVITY

Patent #:	7377317	Issue Dt:	05/27/2008	Application #:	11279293	Filing Dt:	04/11/2006
Publication #:	US20060225880	Pub Dt:	10/12/2006
Title:	APPARATUS AND METHODS FOR LOGGING A WELL BOREHOLE WITH CONTROLLABLE ROTATING INSTRUMENTATION

Patent #:	7609169	Issue Dt:	10/27/2009	Application #:	11468868	Filing Dt:	08/31/2006
Publication #:	US20080068211	Pub Dt:	03/20/2008
Title:	ELECTROMAGNETIC TELEMETRY APPARATUS AND METHODS FOR MINIMIZING CYCLICAL OR SYNCHRONOUS NOISE

Patent #:	7894302	Issue Dt:	02/22/2011	Application #:	11567994	Filing Dt:	12/07/2006
Publication #:	US20080136665	Pub Dt:	06/12/2008
Title:	DRILLING SYSTEM COMPRISING A PLURALITY OF BOREHOLE TELEMETRY SYSTEMS

Patent #:	8194497	Issue Dt:	06/05/2012	Application #:	11623341	Filing Dt:	01/16/2007
Publication #:	US20080170466	Pub Dt:	07/17/2008
Title:	REDUCTION OF TOOL ECCENTRICITY EFFECTS ON ACOUSTIC MEASUREMENTS

Patent #:	8378908	Issue Dt:	02/19/2013	Application #:	11685040	Filing Dt:	03/12/2007
Publication #:	US20080224707	Pub Dt:	09/18/2008
Title:	ARRAY ANTENNA FOR MEASUREMENT-WHILE-DRILLING

Patent #:	8279713	Issue Dt:	10/02/2012	Application #:	11780957	Filing Dt:	07/20/2007
Publication #:	US20090022011	Pub Dt:	01/22/2009
Title:	ACOUSTIC TRANSMITTER COMPRISING A PLURALITY OF PIEZOELECTRIC PLATES

Patent #:	8781746	Issue Dt:	07/15/2014	Application #:	11847904	Filing Dt:	08/30/2007
Publication #:	US20090063055	Pub Dt:	03/05/2009
Title:	System and Method for Obtaining and Using Downhole Data During Well Control Operations

Patent #:	7766098	Issue Dt:	08/03/2010	Application #:	11848328	Filing Dt:	08/31/2007
Publication #:	US20090057018	Pub Dt:	03/05/2009
Title:	DIRECTIONAL DRILLING CONTROL USING MODULATED BIT ROTATION

Patent #:	7864629	Issue Dt:	01/04/2011	Application #:	11943185	Filing Dt:	11/20/2007
Publication #:	US20090129203	Pub Dt:	05/21/2009
Title:	MONOPOLE ACOUSTIC TRANSMITTER COMPRISING A PLURALITY OF PIEZOELECTRIC DISCS

Patent #:	7544929	Issue Dt:	06/09/2009	Application #:	12119685	Filing Dt:	05/13/2008
Title:	BOREHOLE IMAGING AND STANDOFF DETERMINATION USING NEUTRON MEASUREMENTS

Patent #:	8106659	Issue Dt:	01/31/2012	Application #:	12180029	Filing Dt:	07/25/2008
Publication #:	US20100018304	Pub Dt:	01/28/2010
Title:	IN SITU MEASUREMENTS IN FORMATION TESTING TO DETERMINE TRUE FORMATION RESISTIVITY

Patent #:	10302811	Issue Dt:	05/28/2019	Application #:	12195810	Filing Dt:	08/21/2008
Publication #:	US20100049443	Pub Dt:	02/25/2010
Title:	DATA REDUCTION OF IMAGES MEASURED IN A BOREHOLE

Patent #:	8255163	Issue Dt:	08/28/2012	Application #:	12570015	Filing Dt:	09/30/2009
Publication #:	US20100082256	Pub Dt:	04/01/2010
Title:	DOWNHOLE DRILLING VIBRATION ANALYSIS

Patent #:	9366780	Issue Dt:	06/14/2016	Application #:	12575566	Filing Dt:	10/08/2009
Publication #:	US20110084697	Pub Dt:	04/14/2011
Title:	STEERABLE MAGNETIC DIPOLE ANTENNA FOR MEASUREMENT WHILE DRILLING APPLICATIONS

Patent #:	8471563	Issue Dt:	06/25/2013	Application #:	12653000	Filing Dt:	01/06/2010
Publication #:	US20110084698	Pub Dt:	04/14/2011
Title:	STEERABLE MAGNETIC DIPOLE ANTENNA FOR MEASUREMENT WHILE DRILLING APPLICATIONS

Patent #:	8797825	Issue Dt:	08/05/2014	Application #:	12848430	Filing Dt:	08/02/2010
Publication #:	US20120026831	Pub Dt:	02/02/2012
Title:	METHOD AND APPARATUS FOR MEASURING FORMATION ANISOTROPY WHILE DRILLING

Patent #:	9140817	Issue Dt:	09/22/2015	Application #:	12873653	Filing Dt:	09/01/2010
Publication #:	US20110084699	Pub Dt:	04/14/2011
Title:	STEERABLE MAGNETIC DIPOLE ANTENNA FOR MEASUREMENT-WHILE-DRILLING APPLICATIONS

Patent #:	9121970	Issue Dt:	09/01/2015	Application #:	12943171	Filing Dt:	11/10/2010
Publication #:	US20110051556	Pub Dt:	03/03/2011
Title:	MONOPOLE ACOUSTIC TRANSMITTER RING COMPRISING PIEZOELECTRIC MATERIAL

Patent #:	9366131	Issue Dt:	06/14/2016	Application #:	12971202	Filing Dt:	12/17/2010
Publication #:	US20110147083	Pub Dt:	06/23/2011
Title:	ANALYZING TOOLFACE VELOCITY TO DETECT DETRIMENTAL VIBRATION DURING DRILLING

Patent #:	8342970	Issue Dt:	01/01/2013	Application #:	13017805	Filing Dt:	01/31/2011
Publication #:	US20120196690	Pub Dt:	08/02/2012
Title:	DRIVE SHAFT UNIVERSAL JOINT ASSEMBLY WITH RADIAL ELLIPTICAL PROJECTIONS

Patent #:	8604796	Issue Dt:	12/10/2013	Application #:	13084856	Filing Dt:	04/12/2011
Publication #:	US20110187373	Pub Dt:	08/04/2011
Title:	STEERABLE MAGNETIC DIPOLE ANTENNA FOR MEASUREMENT-WHILE-DRILLING APPLICATIONS

Patent #:	9500762	Issue Dt:	11/22/2016	Application #:	13236153	Filing Dt:	09/19/2011
Publication #:	US20130069656	Pub Dt:	03/21/2013
Title:	BOREHOLE RESISTIVITY IMAGER USING DISCRETE ENERGY PULSING

Patent #:	8417456	Issue Dt:	04/09/2013	Application #:	13560843	Filing Dt:	07/27/2012
Publication #:	US20120290209	Pub Dt:	11/15/2012
Title:	DOWNHOLE DRILLING VIBRATION ANALYSIS

Patent #:	10480304	Issue Dt:	11/19/2019	Application #:	13651138	Filing Dt:	10/12/2012
Publication #:	US20130092439	Pub Dt:	04/18/2013
Title:	ANALYSIS OF DRILLSTRING DYNAMICS USING AN ANGULAR RATE SENSOR

Patent #:	9243488	Issue Dt:	01/26/2016	Application #:	13651864	Filing Dt:	10/15/2012
Publication #:	US20130105222	Pub Dt:	05/02/2013
Title:	Sensor Mounting Assembly for Drill Collar Stabilizer

Patent #:	9885796	Issue Dt:	02/06/2018	Application #:	14810916	Filing Dt:	07/28/2015
Publication #:	US20150331133	Pub Dt:	11/19/2015
Title:	MONOPOLE ACOUSTIC TRANSMITTER RING COMPRISING PIEZOELECTRIC MATERIAL

Assignor

Exec Dt:

12/01/2015

Assignee

2000 ST JAMES PLACE, LEGAL IP

HOUSTON, TEXAS 77056

Correspondence name and address
	WEATHERFORD TECHNOLOGY HOLDINGS, LLC
	2000 ST JAMES PLACE
	LEGAL IP
	HOUSTON, TX 77056

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