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Reel/Frame:	049899/0058			Pages:	10
		Recorded:	07/30/2019
Attorney Dkt #:	VIT 332
Conveyance:	ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).

Total properties: 36

Patent #:	8282960	Issue Dt:	10/09/2012	Application #:	10813872	Filing Dt:	03/30/2004
Publication #:	US20050220889	Pub Dt:	10/06/2005
Title:	ION BINDING COMPOSITIONS

Patent #:	7854924	Issue Dt:	12/21/2010	Application #:	10814527	Filing Dt:	03/30/2004
Publication #:	US20050220750	Pub Dt:	10/06/2005
Title:	METHODS AND COMPOSITIONS FOR TREATMENT OF ION IMBALANCES

Patent #:	8192758	Issue Dt:	06/05/2012	Application #:	10814749	Filing Dt:	03/30/2004
Publication #:	US20050220890	Pub Dt:	10/06/2005
Title:	ION BINDING COMPOSITIONS

Patent #:	7488495	Issue Dt:	02/10/2009	Application #:	10965274	Filing Dt:	10/13/2004
Publication #:	US20050220751	Pub Dt:	10/06/2005
Title:	ION BINDING POLYMERS AND USES THEREOF

Patent #:	7776319	Issue Dt:	08/17/2010	Application #:	11095760	Filing Dt:	03/30/2005
Publication #:	US20060024265	Pub Dt:	02/02/2006
Title:	METHODS AND COMPOSITIONS FOR TREATMENT OF ION IMBALANCES

Patent #:	7429394	Issue Dt:	09/30/2008	Application #:	11095918	Filing Dt:	03/30/2005
Publication #:	US20060024336	Pub Dt:	02/02/2006
Title:	ION BINDING COMPOSITIONS

Patent #:	7556799	Issue Dt:	07/07/2009	Application #:	11096209	Filing Dt:	03/30/2005
Publication #:	US20050220752	Pub Dt:	10/06/2005
Title:	ION BINDING POLYMERS AND USES THEREOF

Patent #:	8147873	Issue Dt:	04/03/2012	Application #:	12055457	Filing Dt:	03/26/2008
Publication #:	US20080260679	Pub Dt:	10/23/2008
Title:	METHODS AND COMPOSITIONS FOR TREATMENT OF ION IMBALANCES

Patent #:	8282913	Issue Dt:	10/09/2012	Application #:	12055746	Filing Dt:	03/26/2008
Publication #:	US20080241093	Pub Dt:	10/02/2008
Title:	ION BINDING POLYMERS AND USES THEREOF

Patent #:	8287847	Issue Dt:	10/16/2012	Application #:	12055765	Filing Dt:	03/26/2008
Publication #:	US20080233073	Pub Dt:	09/25/2008
Title:	ION BINDING POLYMERS AND USES THEREOF

Patent #:	8586097	Issue Dt:	11/19/2013	Application #:	12088611	Filing Dt:	07/15/2008
Publication #:	US20090186093	Pub Dt:	07/23/2009
Title:	METHODS FOR PREPARING CORE-SHELL COMPOSITES HAVING CROSS-LINKED SHELLS AND CORE-SHELL COMPOSITES RESULTING THEREFROM

Patent #:	8617609	Issue Dt:	12/31/2013	Application #:	12088625	Filing Dt:	09/30/2008
Publication #:	US20090155370	Pub Dt:	06/18/2009
Title:	METHODS AND COMPOSITIONS FOR SELECTIVELY REMOVING POTASSIUM ION FROM THE GASTROINTESTINAL TRACT OF A MAMMAL

Patent #:	8445014	Issue Dt:	05/21/2013	Application #:	12238844	Filing Dt:	09/26/2008
Publication #:	US20090148533	Pub Dt:	06/11/2009
Title:	ION BINDING COMPOSITIONS

Patent #:	8337824	Issue Dt:	12/25/2012	Application #:	12545810	Filing Dt:	08/22/2009
Publication #:	US20100111891	Pub Dt:	05/06/2010
Title:	LINEAR POLYOL STABILIZED POLYFLUOROACRYLATE COMPOSITIONS

Patent #:	8409561	Issue Dt:	04/02/2013	Application #:	12857264	Filing Dt:	08/16/2010
Publication #:	US20110033505	Pub Dt:	02/10/2011
Title:	METHODS AND COMPOSITIONS FOR TREATMENT OF ION IMBALANCES

Patent #:	8475780	Issue Dt:	07/02/2013	Application #:	13015134	Filing Dt:	01/27/2011
Publication #:	US20110206631	Pub Dt:	08/25/2011
Title:	ION BINDING POLYMERS AND USES THEREOF

Patent #:	9228028	Issue Dt:	01/05/2016	Application #:	13636162	Filing Dt:	01/09/2013
Publication #:	US20130197170	Pub Dt:	08/01/2013
Title:	CONTINUOUS PROCESS FOR PREPARING POLYFLUOROACRYLATE PARTICLES

Patent #:	8778324	Issue Dt:	07/15/2014	Application #:	13647690	Filing Dt:	10/09/2012
Publication #:	US20130272991	Pub Dt:	10/17/2013
Title:	ION BINDING POLYMERS AND USES THEREOF

Patent #:	10813946	Issue Dt:	10/27/2020	Application #:	14048983	Filing Dt:	10/08/2013
Publication #:	US20140105848	Pub Dt:	04/17/2014
Title:	POTASSIUM BINDING POLYMERS FOR TREATING HYPERTENSION AND HYPERKALEMIA

Patent #:	9301974	Issue Dt:	04/05/2016	Application #:	14053725	Filing Dt:	10/15/2013
Publication #:	US20140044804	Pub Dt:	02/13/2014
Title:	METHODS AND COMPOSITIONS FOR SELECTIVELY REMOVING POTASSIUM ION FROM THE GASTROINTESTINAL TRACT OF A MAMMAL

Patent #:	9453092	Issue Dt:	09/27/2016	Application #:	14128852	Filing Dt:	02/04/2014
Publication #:	US20140171595	Pub Dt:	06/19/2014
Title:	PROCESS FOR CONVERTING A POLYMERIC ESTER TO A POLYMERIC ACID

Patent #:	9061990	Issue Dt:	06/23/2015	Application #:	14128899	Filing Dt:	02/04/2014
Publication #:	US20140221681	Pub Dt:	08/07/2014
Title:	FLUORINATION OF ACRYLATE ESTERS AND DERIVATIVES

Patent #:	NONE	Issue Dt:		Application #:	14415409	Filing Dt:	01/16/2015
Publication #:	US20150196585	Pub Dt:	07/16/2015
Title:	COMPOSITIONS COMPRISING CROSSLINKED CATION-BINDING POLYMERS AND USES THEREOF

Patent #:	NONE	Issue Dt:		Application #:	14415434	Filing Dt:	01/16/2015
Publication #:	US20150183908	Pub Dt:	07/02/2015
Title:	COMPOSITIONS COMPRISING CROSSLINKED CATION-BINDING POLYMERS AND USES THEREOF

Patent #:	9492476	Issue Dt:	11/15/2016	Application #:	14581698	Filing Dt:	12/23/2014
Publication #:	US20150110886	Pub Dt:	04/23/2015
Title:	POTASSIUM-BINDING AGENTS FOR TREATING HYPERTENSION AND HYPERKALEMIA

Patent #:	9464040	Issue Dt:	10/11/2016	Application #:	14742381	Filing Dt:	06/17/2015
Publication #:	US20150284319	Pub Dt:	10/08/2015
Title:	FLUORINATION OF ACRYLATE ESTERS AND DERIVATIVES

Patent #:	10058567	Issue Dt:	08/28/2018	Application #:	15069607	Filing Dt:	03/14/2016
Publication #:	US20160193247	Pub Dt:	07/07/2016
Title:	METHODS AND COMPOSITIONS FOR SELECTIVELY REMOVING POTASSIUM ION FROM THE GASTROINTESTINAL TRACT OF A MAMMAL

Patent #:	9908951	Issue Dt:	03/06/2018	Application #:	15276175	Filing Dt:	09/26/2016
Publication #:	US20170008980	Pub Dt:	01/12/2017
Title:	PROCESS FOR CONVERTING A POLYMERIC ESTER TO A POLYMERIC ACID

Patent #:	9738584	Issue Dt:	08/22/2017	Application #:	15287105	Filing Dt:	10/06/2016
Publication #:	US20170036985	Pub Dt:	02/09/2017
Title:	FLUORINATION OF ACRYLATE ESTERS AND DERIVATIVES

Patent #:	9925212	Issue Dt:	03/27/2018	Application #:	15287179	Filing Dt:	10/06/2016
Publication #:	US20170020916	Pub Dt:	01/26/2017
Title:	POTASSIUM-BINDING AGENTS FOR TREATING HYPERTENSION AND HYPERKALEMIA

Patent #:	NONE	Issue Dt:		Application #:	15443664	Filing Dt:	02/27/2017
Publication #:	US20170165292	Pub Dt:	06/15/2017
Title:	CROSSLINKED CATION EXCHANGE POLYMERS, COMPOSITIONS AND USE IN TREATING HYPERKALEMIA

Patent #:	NONE	Issue Dt:		Application #:	15816288	Filing Dt:	11/17/2017
Publication #:	US20180072833	Pub Dt:	03/15/2018
Title:	CROSSLINKED POLYFLUOROACRYLIC ACID AND PROCESSES FOR THE PREPARATION THEREOF

Patent #:	NONE	Issue Dt:		Application #:	15865409	Filing Dt:	01/09/2018
Publication #:	US20180125881	Pub Dt:	05/10/2018
Title:	LINEAR POLYOL STABILIZED POLYFLUOROACRYLATE COMPOSITIONS

Patent #:	10905711	Issue Dt:	02/02/2021	Application #:	15869930	Filing Dt:	01/12/2018
Publication #:	US20180133244	Pub Dt:	05/17/2018
Title:	METHODS AND COMPOSITIONS FOR SELECTIVELY REMOVING POTASSIUM ION FROM THE GASTROINTESTINAL TRACT OF A MAMMAL

Patent #:	10570225	Issue Dt:	02/25/2020	Application #:	15910630	Filing Dt:	03/02/2018
Publication #:	US20180273653	Pub Dt:	09/27/2018
Title:	PROCESS FOR CONVERTING A POLYMERIC ESTER TO A POLYMERIC ACID

Patent #:	11123363	Issue Dt:	09/21/2021	Application #:	15916617	Filing Dt:	03/09/2018
Publication #:	US20180193377	Pub Dt:	07/12/2018
Title:	POTASSIUM-BINDING AGENTS FOR TREATING HYPERTENSION AND HYPERKALEMIA

Assignor

RELYPSA, INC.

Exec Dt:

07/05/2018

Assignee

VIFOR (INTERNATIONAL) LTD.

RECHENSTRASSE 37

ST. GALLEN, SWITZERLAND CH-9014

Correspondence name and address
	STINSON LLP
	7700 FORSYTH BOULEVARD
	SUITE 1100
	ST. LOUIS, MO 63105

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