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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:	043722/0898			Pages:	37
		Recorded:	08/30/2017
Conveyance:	ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).

Total properties: 42

Patent #:	8678099	Issue Dt:	03/25/2014	Application #:	11570335	Filing Dt:	04/16/2007
Publication #:	US20070261863	Pub Dt:	11/15/2007
Title:	SEALING SYSTEM

Patent #:	8490691	Issue Dt:	07/23/2013	Application #:	11577866	Filing Dt:	10/03/2007
Publication #:	US20090114401	Pub Dt:	05/07/2009
Title:	PLUG

Patent #:	7690424	Issue Dt:	04/06/2010	Application #:	11816421	Filing Dt:	03/31/2008
Publication #:	US20090014173	Pub Dt:	01/15/2009
Title:	WELL BORE ANCHORS

Patent #:	9194213	Issue Dt:	11/24/2015	Application #:	11909820	Filing Dt:	09/27/2007
Publication #:	US20080156500	Pub Dt:	07/03/2008
Title:	Packer

Patent #:	8651178	Issue Dt:	02/18/2014	Application #:	12294078	Filing Dt:	06/15/2009
Publication #:	US20090308592	Pub Dt:	12/17/2009
Title:	PACKER

Patent #:	8839872	Issue Dt:	09/23/2014	Application #:	12514488	Filing Dt:	02/10/2010
Publication #:	US20100170681	Pub Dt:	07/08/2010
Title:	TREE PLUG

Patent #:	8689864	Issue Dt:	04/08/2014	Application #:	12665641	Filing Dt:	03/01/2010
Publication #:	US20110100648	Pub Dt:	05/05/2011
Title:	IMPROVED ACTIVATION DEVICE

Patent #:	8555964	Issue Dt:	10/15/2013	Application #:	12743505	Filing Dt:	10/15/2010
Publication #:	US20110042106	Pub Dt:	02/24/2011
Title:	CENTRALISER

Patent #:	9702231	Issue Dt:	07/11/2017	Application #:	12866495	Filing Dt:	08/18/2010
Publication #:	US20110114332	Pub Dt:	05/19/2011
Title:	TUBING SECTION

Patent #:	9133968	Issue Dt:	09/15/2015	Application #:	12933015	Filing Dt:	12/27/2010
Publication #:	US20110127768	Pub Dt:	06/02/2011
Title:	IMPROVED TUBING SECTION COUPLING

Patent #:	8820417	Issue Dt:	09/02/2014	Application #:	12933053	Filing Dt:	09/21/2010
Publication #:	US20110005776	Pub Dt:	01/13/2011
Title:	CENTRALISER

Patent #:	8950503	Issue Dt:	02/10/2015	Application #:	13122186	Filing Dt:	04/28/2011
Publication #:	US20110290504	Pub Dt:	12/01/2011
Title:	CONTROL SYSTEM

Patent #:	9890614	Issue Dt:	02/13/2018	Application #:	13145473	Filing Dt:	08/04/2011
Publication #:	US20110284208	Pub Dt:	11/24/2011
Title:	APPARATUS AND METHOD FOR SETTING A DOWNHOLE ANCHOR AND RELATED TELESCOPIC JOINT

Patent #:	8863848	Issue Dt:	10/21/2014	Application #:	13145824	Filing Dt:	09/27/2011
Publication #:	US20120031623	Pub Dt:	02/09/2012
Title:	FLOW CONTROL APPARATUS AND METHOD

Patent #:	8973666	Issue Dt:	03/10/2015	Application #:	13189758	Filing Dt:	07/25/2011
Publication #:	US20110277986	Pub Dt:	11/17/2011
Title:	RUNNING ADAPTER

Patent #:	9194197	Issue Dt:	11/24/2015	Application #:	13627645	Filing Dt:	09/26/2012
Publication #:	US20130186644	Pub Dt:	07/25/2013
Title:	MECHANICAL COUNTER

Patent #:	8701776	Issue Dt:	04/22/2014	Application #:	13627705	Filing Dt:	09/26/2012
Publication #:	US20130025868	Pub Dt:	01/31/2013
Title:	Downhole Actuating Apparatus

Patent #:	9416643	Issue Dt:	08/16/2016	Application #:	13789912	Filing Dt:	03/08/2013
Publication #:	US20140102708	Pub Dt:	04/17/2014
Title:	SELECTIVE FRACTURING SYSTEM

Patent #:	9677397	Issue Dt:	06/13/2017	Application #:	13800183	Filing Dt:	03/13/2013
Publication #:	US20140239959	Pub Dt:	08/28/2014
Title:	DOWNHOLE DETECTION

Patent #:	8919437	Issue Dt:	12/30/2014	Application #:	14027444	Filing Dt:	09/16/2013
Publication #:	US20140014370	Pub Dt:	01/16/2014
Title:	Centraliser

Patent #:	9759038	Issue Dt:	09/12/2017	Application #:	14081665	Filing Dt:	11/15/2013
Publication #:	US20140224504	Pub Dt:	08/14/2014
Title:	Downhole Tool and Method

Patent #:	9562411	Issue Dt:	02/07/2017	Application #:	14150053	Filing Dt:	01/08/2014
Publication #:	US20140116680	Pub Dt:	05/01/2014
Title:	PACKER

Patent #:	9359842	Issue Dt:	06/07/2016	Application #:	14255249	Filing Dt:	04/17/2014
Publication #:	US20140224475	Pub Dt:	08/14/2014
Title:	Downhole Actuating Apparatus

Patent #:	9739127	Issue Dt:	08/22/2017	Application #:	14390309	Filing Dt:	10/02/2014
Publication #:	US20150053408	Pub Dt:	02/26/2015
Title:	METHOD AND SYSTEM FOR OPERATING A DOWNHOLE TOOL, FOR FRACTURING A FORMATION AND/OR FOR COMPLETING A WELLBORE

Patent #:	11180971	Issue Dt:	11/23/2021	Application #:	14416909	Filing Dt:	08/05/2015
Publication #:	US20150330174	Pub Dt:	11/19/2015
Title:	Flow Restrictor

Patent #:	10724360	Issue Dt:	07/28/2020	Application #:	14431497	Filing Dt:	03/26/2015
Publication #:	US20150240628	Pub Dt:	08/27/2015
Title:	WELL ISOLATION

Patent #:	10077627	Issue Dt:	09/18/2018	Application #:	14441752	Filing Dt:	05/08/2015
Publication #:	US20150285028	Pub Dt:	10/08/2015
Title:	DOWNHOLE APPARATUS AND METHOD

Patent #:	9915120	Issue Dt:	03/13/2018	Application #:	14529860	Filing Dt:	10/31/2014
Publication #:	US20150053395	Pub Dt:	02/26/2015
Title:	Seal Element

Patent #:	9932779	Issue Dt:	04/03/2018	Application #:	14580398	Filing Dt:	12/23/2014
Publication #:	US20150122509	Pub Dt:	05/07/2015
Title:	Centraliser

Patent #:	10053958	Issue Dt:	08/21/2018	Application #:	14610440	Filing Dt:	01/30/2015
Publication #:	US20150167429	Pub Dt:	06/18/2015
Title:	DOWNHOLE APPARATUS AND METHOD

Patent #:	10132138	Issue Dt:	11/20/2018	Application #:	14610483	Filing Dt:	01/30/2015
Publication #:	US20150167430	Pub Dt:	06/18/2015
Title:	DOWNHOLE APPARATUS AND METHOD

Patent #:	10077633	Issue Dt:	09/18/2018	Application #:	14610510	Filing Dt:	01/30/2015
Publication #:	US20150167431	Pub Dt:	06/18/2015
Title:	DOWNHOLE APPARATUS AND METHOD

Patent #:	10018015	Issue Dt:	07/10/2018	Application #:	14610550	Filing Dt:	01/30/2015
Publication #:	US20150159469	Pub Dt:	06/11/2015
Title:	DOWNHOLE APPARATUS AND METHOD

Patent #:	NONE	Issue Dt:		Application #:	14649590	Filing Dt:	06/04/2015
Publication #:	US20150308229	Pub Dt:	10/29/2015
Title:	Downhole Apparatus and Method

Patent #:	10294775	Issue Dt:	05/21/2019	Application #:	14771238	Filing Dt:	08/28/2015
Publication #:	US20160145999	Pub Dt:	05/26/2016
Title:	DOWNHOLE COMMUNICATION

Patent #:	9695656	Issue Dt:	07/04/2017	Application #:	14776769	Filing Dt:	09/15/2015
Publication #:	US20160032670	Pub Dt:	02/04/2016
Title:	SHIFTING TOOL

Patent #:	NONE	Issue Dt:		Application #:	14776785	Filing Dt:	09/15/2015
Publication #:	US20160047203	Pub Dt:	02/18/2016
Title:	Downhole Apparatus

Patent #:	NONE	Issue Dt:		Application #:	14776821	Filing Dt:	09/15/2015
Publication #:	US20160040508	Pub Dt:	02/11/2016
Title:	Catching Apparatus

Patent #:	10214994	Issue Dt:	02/26/2019	Application #:	14776907	Filing Dt:	09/15/2015
Publication #:	US20160032686	Pub Dt:	02/04/2016
Title:	Downhole Arrangement

Patent #:	10155999	Issue Dt:	12/18/2018	Application #:	14777359	Filing Dt:	09/15/2015
Publication #:	US20160032415	Pub Dt:	02/04/2016
Title:	Heat Treat Production Fixture

Patent #:	10267121	Issue Dt:	04/23/2019	Application #:	15018770	Filing Dt:	02/08/2016
Publication #:	US20160251921	Pub Dt:	09/01/2016
Title:	Expandable Slip System

Patent #:	10280715	Issue Dt:	05/07/2019	Application #:	15018775	Filing Dt:	02/08/2016
Publication #:	US20160258253	Pub Dt:	09/08/2016
Title:	INTERLOCKING AND SETTING SECTION FOR A DOWNHOLE TOOL

Assignor

PETROWELL LTD.

Exec Dt:

06/29/2017

Assignee

WEATHERFORD TECHNOLOGY HOLDINGS, LLC

2000 ST JAMES PLACE

HOUSTON, TEXAS 77056

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

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