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

Reel/Frame:	029809/0314			Pages:	22
		Recorded:	02/13/2013
Attorney Dkt #:	LIFESCREEN
Conveyance:	ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).

Total properties: 60

Patent #:	5059205	Issue Dt:	10/22/1991	Application #:	07404166	Filing Dt:	09/07/1989
Title:	PERCUTANEOUS ANTI-MIGRATION VENA CAVA FILTER

Patent #:	5242462	Issue Dt:	09/07/1993	Application #:	07777977	Filing Dt:	10/17/1991
Title:	PERCUTANEOUS ANTI-MIGRATION VENA CAVA FILTER

Patent #:	5397310	Issue Dt:	03/14/1995	Application #:	08024789	Filing Dt:	03/01/1993
Title:	CATHETER INTRODUCER SHEATH ASSEMBLY

Patent #:	5370657	Issue Dt:	12/06/1994	Application #:	08042424	Filing Dt:	03/26/1993
Title:	RECOVERABLE THROMBOSIS FILTER

Patent #:	5626605	Issue Dt:	05/06/1997	Application #:	08256551	Filing Dt:	06/27/1994
Title:	THROMBOSIS FILTER

Patent #:	5601595	Issue Dt:	02/11/1997	Application #:	08328629	Filing Dt:	10/25/1994
Title:	REMOVABLE THROMBUS FILTER

Patent #:	5709704	Issue Dt:	01/20/1998	Application #:	08346733	Filing Dt:	11/30/1994
Title:	BLOOD CLOT FILTERING

Patent #:	5681347	Issue Dt:	10/28/1997	Application #:	08447457	Filing Dt:	05/23/1995
Title:	VENA CAVA FILTER DELIVERY SYSTEM

Patent #:	5746767	Issue Dt:	05/05/1998	Application #:	08797092	Filing Dt:	02/07/1997
Title:	REMOVABLE THROMBUS FILTER

Patent #:	5951585	Issue Dt:	09/14/1999	Application #:	08838249	Filing Dt:	04/17/1997
Title:	VENA CAVA DELIVERY SYSTEM

Patent #:	6013093	Issue Dt:	01/11/2000	Application #:	08849392	Filing Dt:	11/10/1997
Title:	BLOOD CLOT FILTERING

Patent #:	5836969	Issue Dt:	11/17/1998	Application #:	08901126	Filing Dt:	07/28/1997
Title:	VENA CAVA FILTER

Patent #:	6447530	Issue Dt:	09/10/2002	Application #:	08978403	Filing Dt:	11/25/1997
Title:	ATRAUMATIC ANCHORING AND DISENGAGMENT MECHANISM FOR PERMANENT IMPLANT DEVICE

Patent #:	6273900	Issue Dt:	08/14/2001	Application #:	09008258	Filing Dt:	01/16/1998
Title:	BLOOD CLOT FILTERING

Patent #:	5984947	Issue Dt:	11/16/1999	Application #:	09072121	Filing Dt:	05/04/1998
Title:	REMOVABLE THROMBUS FILTER

Patent #:	6126673	Issue Dt:	10/03/2000	Application #:	09195182	Filing Dt:	11/17/1998
Title:	VENA CAVA FILTER

Patent #:	6165179	Issue Dt:	12/26/2000	Application #:	09365485	Filing Dt:	08/02/1999
Title:	VENA CAVA DELIVERY SYSTEM

Patent #:	6251122	Issue Dt:	06/26/2001	Application #:	09388563	Filing Dt:	09/02/1999
Title:	INTRAVASCULAR FILTER RETRIEVAL DEVICE AND METHOD

Patent #:	6146404	Issue Dt:	11/14/2000	Application #:	09389905	Filing Dt:	09/03/1999
Title:	REMOVABLE THROMBUS FILTER

Patent #:	6328755	Issue Dt:	12/11/2001	Application #:	09404115	Filing Dt:	09/23/1999
Title:	FILTER DELIVERY DEVICE

Patent #:	6342062	Issue Dt:	01/29/2002	Application #:	09404116	Filing Dt:	09/23/1999
Title:	RETRIEVAL DEVICES FOR VENA CAVA FILTER

Patent #:	6331183	Issue Dt:	12/18/2001	Application #:	09404530	Filing Dt:	09/23/1999
Title:	BASKET FILTER

Patent #:	6214025	Issue Dt:	04/10/2001	Application #:	09427917	Filing Dt:	10/27/1999
Title:	SELF-CENTERING SELF-EXPANDING AND RETRIEVABLE VENA CAVA FILTER

Patent #:	6217600	Issue Dt:	04/17/2001	Application #:	09491272	Filing Dt:	01/26/2000
Title:	Thrombus filter with break-away anchor members

Patent #:	6342063	Issue Dt:	01/29/2002	Application #:	09491273	Filing Dt:	01/26/2000
Title:	Device and method for selectively removing a thrombus filter

Patent #:	6468290	Issue Dt:	10/22/2002	Application #:	09587404	Filing Dt:	06/05/2000
Title:	TWO-PLANAR VENA CAVA FILTER WITH SELF-CENTERING CAPABILITIES

Patent #:	6391045	Issue Dt:	05/21/2002	Application #:	09609892	Filing Dt:	07/05/2000
Title:	VENA CAVA FILTER

Patent #:	6569183	Issue Dt:	05/27/2003	Application #:	09679912	Filing Dt:	10/05/2000
Title:	REMOVABLE THROMBUS FILTER

Patent #:	6383193	Issue Dt:	05/07/2002	Application #:	09706949	Filing Dt:	11/06/2000
Title:	VENA CAVA DELIVERY SYSTEM

Patent #:	6620183	Issue Dt:	09/16/2003	Application #:	09804319	Filing Dt:	03/12/2001
Publication #:	US20010011181	Pub Dt:	08/02/2001
Title:	THROMBUS FILTER WITH BREAK-AWAY ANCHOR MEMBERS

Patent #:	6558404	Issue Dt:	05/06/2003	Application #:	09863660	Filing Dt:	05/22/2001
Publication #:	US20010023358	Pub Dt:	09/20/2001
Title:	INTRAVSCULAR FILTER RETRIEVAL DEVICE AND METHOD

Patent #:	6416530	Issue Dt:	07/09/2002	Application #:	09904259	Filing Dt:	07/12/2001
Publication #:	US20010039431	Pub Dt:	11/08/2001
Title:	DEVICE AND METHOD FOR SELECTIVELY REMOVING A THROMBUS FILTER

Patent #:	6602273	Issue Dt:	08/05/2003	Application #:	09964073	Filing Dt:	09/26/2001
Publication #:	US20020032461	Pub Dt:	03/14/2002
Title:	FILTER DELIVERY DEVICE

Patent #:	6726621	Issue Dt:	04/27/2004	Application #:	10020705	Filing Dt:	12/14/2001
Publication #:	US20020045918	Pub Dt:	04/18/2002
Title:	RETRIEVAL DEVICES FOR VENA CAVA FILTER

Patent #:	7799049	Issue Dt:	09/21/2010	Application #:	10155367	Filing Dt:	05/23/2002
Publication #:	US20020138097	Pub Dt:	09/26/2002
Title:	ATRAUMATIC ANCHORING AND DISENGAGEMENT MECHANISM FOR PERMANENT IMPLANT DEVICE

Patent #:	NONE	Issue Dt:		Application #:	10280181	Filing Dt:	10/25/2002
Publication #:	US20040082966	Pub Dt:	04/29/2004
Title:	Staged release of ivc filter legs

Patent #:	7033376	Issue Dt:	04/25/2006	Application #:	10292143	Filing Dt:	11/12/2002
Publication #:	US20030071285	Pub Dt:	04/17/2003
Title:	INTRAVASCULAR FILTER RETRIEVAL DEVICE AND METHOD

Patent #:	8361103	Issue Dt:	01/29/2013	Application #:	10361063	Filing Dt:	02/07/2003
Publication #:	US20040158273	Pub Dt:	08/12/2004
Title:	LOW PROFILE IVC FILTER

Patent #:	7534251	Issue Dt:	05/19/2009	Application #:	10361983	Filing Dt:	02/11/2003
Publication #:	US20040158274	Pub Dt:	08/12/2004
Title:	RETRIEVABLE IVC FILTER

Patent #:	NONE	Issue Dt:		Application #:	10391408	Filing Dt:	03/18/2003
Publication #:	US20040186510	Pub Dt:	09/23/2004
Title:	Embolic protection ivc filter

Patent #:	8273099	Issue Dt:	09/25/2012	Application #:	10615652	Filing Dt:	07/09/2003
Publication #:	US20040006369	Pub Dt:	01/08/2004
Title:	THROMBUS FILTER WITH BREAK-AWAY ANCHOR MEMBERS

Patent #:	7896898	Issue Dt:	03/01/2011	Application #:	10630307	Filing Dt:	07/30/2003
Publication #:	US20050027314	Pub Dt:	02/03/2005
Title:	SELF-CENTERING BLOOD CLOT FILTER

Patent #:	7329269	Issue Dt:	02/12/2008	Application #:	10667550	Filing Dt:	09/22/2003
Publication #:	US20040059373	Pub Dt:	03/25/2004
Title:	INTRAVASCULAR FILTERING DEVICES AND METHODS

Patent #:	6972025	Issue Dt:	12/06/2005	Application #:	10716213	Filing Dt:	11/18/2003
Publication #:	US20050107822	Pub Dt:	05/19/2005
Title:	INTRAVASCULAR FILTER WITH BIOABSORBABLE CENTERING ELEMENT

Patent #:	8231649	Issue Dt:	07/31/2012	Application #:	10762643	Filing Dt:	01/20/2004
Publication #:	US20050159771	Pub Dt:	07/21/2005
Title:	RETRIEVABLE BLOOD CLOT FILTER WITH RETRACTABLE ANCHORING MEMBERS

Patent #:	7323003	Issue Dt:	01/29/2008	Application #:	10779152	Filing Dt:	02/13/2004
Publication #:	US20050182439	Pub Dt:	08/18/2005
Title:	CENTERING INTRAVASCULAR FILTERS AND DEVICES AND METHODS FOR DEPLOYING AND RETRIEVING INTRAVASCULAR FILTERS

Patent #:	7041117	Issue Dt:	05/09/2006	Application #:	10789110	Filing Dt:	02/26/2004
Publication #:	US20040172042	Pub Dt:	09/02/2004
Title:	RETRIEVAL DEVICES FOR VENA CAVA FILTER

Patent #:	8308750	Issue Dt:	11/13/2012	Application #:	10797879	Filing Dt:	03/10/2004
Publication #:	US20050203566	Pub Dt:	09/15/2005
Title:	REMOVABLE INTRAVASCULAR DEVICES AND METHODS OF MAKING AND USING THE SAME

Patent #:	7799050	Issue Dt:	09/21/2010	Application #:	10838988	Filing Dt:	05/05/2004
Publication #:	US20050251197	Pub Dt:	11/10/2005
Title:	DEVICES AND METHODS FOR MAGNETICALLY MANIPULATING INTRAVASCULAR DEVICES

Patent #:	8998944	Issue Dt:	04/07/2015	Application #:	10865017	Filing Dt:	06/10/2004
Publication #:	US20050277977	Pub Dt:	12/15/2005
Title:	INVERTIBLE INTRAVASCULAR FILTER

Patent #:	7794472	Issue Dt:	09/14/2010	Application #:	10916114	Filing Dt:	08/11/2004
Publication #:	US20060036279	Pub Dt:	02/16/2006
Title:	SINGLE WIRE INTRAVASCULAR FILTER

Patent #:	7959645	Issue Dt:	06/14/2011	Application #:	10980579	Filing Dt:	11/03/2004
Publication #:	US20060095068	Pub Dt:	05/04/2006
Title:	RETRIEVABLE VENA CAVA FILTER

Patent #:	7993362	Issue Dt:	08/09/2011	Application #:	11058856	Filing Dt:	02/16/2005
Publication #:	US20060184193	Pub Dt:	08/17/2006
Title:	FILTER WITH POSITIONING AND RETRIEVAL DEVICES AND METHODS

Patent #:	7998164	Issue Dt:	08/16/2011	Application #:	11077584	Filing Dt:	03/11/2005
Publication #:	US20060203769	Pub Dt:	09/14/2006
Title:	INTRAVASCULAR FILTER WITH CENTERING MEMBER

Patent #:	8574259	Issue Dt:	11/05/2013	Application #:	11125531	Filing Dt:	05/10/2005
Publication #:	US20060259067	Pub Dt:	11/16/2006
Title:	Intravascular filter with drug reservoir

Patent #:	7967747	Issue Dt:	06/28/2011	Application #:	11125535	Filing Dt:	05/10/2005
Publication #:	US20060259068	Pub Dt:	11/16/2006
Title:	FILTERING APPARATUS AND METHODS OF USE

Patent #:	7575584	Issue Dt:	08/18/2009	Application #:	11153131	Filing Dt:	06/15/2005
Publication #:	US20050234504	Pub Dt:	10/20/2005
Title:	INTRAVASCULAR FILTER WITH BIOABSORBABLE CENTERING ELEMENT

Patent #:	7892252	Issue Dt:	02/22/2011	Application #:	11955966	Filing Dt:	12/13/2007
Publication #:	US20080091230	Pub Dt:	04/17/2008
Title:	CENTERING INTRAVASCULAR FILTERS AND DEVICES AND METHODS FOR DEPLOYING AND RETRIEVING INTRAVASCULAR FILTERS

Patent #:	NONE	Issue Dt:		Application #:	12419099	Filing Dt:	04/06/2009
Publication #:	US20090192543	Pub Dt:	07/30/2009
Title:	RETRIEVABLE IVC FILTER

Patent #:	8080033	Issue Dt:	12/20/2011	Application #:	12490761	Filing Dt:	06/24/2009
Publication #:	US20090264915	Pub Dt:	10/22/2009
Title:	STAGED RELEASE OF IVC FILTER LEGS

Assignor

ACACIA RESEARCH GROUP LLC

Exec Dt:

01/19/2013

Assignee

LIFESCREEN SCIENCES LLC

6136 FRISCO SQUARE BLVD.

SUITE 385

FRISCO, TEXAS 75034

Correspondence name and address
	CHERYL WILLEFORD
	500 NEWPORT CENTER DRIVE
	7TH FLOOR
	NEWPORT BEACH, CA 92660

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