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Last Updated: December 23, 2024

Details for Patent: 8,475,780

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Which drugs does patent 8,475,780 protect, and when does it expire?

Patent 8,475,780 protects VELTASSA and is included in one NDA.

This patent has ninety-six patent family members in seventeen countries.

Summary for Patent: 8,475,780

Patent landscape, scope, and claims:

Title:	Ion binding polymers and uses thereof
Abstract:	The present invention provides methods and compositions for the treatment of ion imbalances. In particular, the invention provides compositions comprising potassium binding polymers and pharmaceutical compositions thereof. Methods of use of the polymeric and pharmaceutical compositions for therapeutic and/or prophylactic benefits are disclosed herein. Examples of these methods include the treatment of hyperkalemia, such as hyperkalemia caused by renal failure and/or the use of hyperkalemia causing drugs.
Inventor(s):	Charmot; Dominique (Campbell, CA), Chang; Han-Ting (Livermore, CA), Klaerner; Gerrit (Los Gatos, CA), Buysse; Jerry M. (Los Altos, CA), Liu; Mingjun (Campbell, CA)
Assignee:	Relypsa, Inc. (Redwood City, CA)
Application Number:	13/015,134
Patent Litigation and PTAB cases:	See patent lawsuits and PTAB cases for patent 8,475,780
Patent Claim Types: see list of patent claims	Use; Composition;
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Drugs Protected by US Patent 8,475,780

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Applicant	Tradename	Generic Name	Dosage	NDA	Approval Date	TE	Type	RLD	RS	Patent No.	Patent Expiration	Product	Substance	Delist Req.	Patented / Exclusive Use	Submissiondate
Vifor Pharma	VELTASSA	patiromer sorbitex calcium	POWDER;ORAL	205739-004	Oct 2, 2023		RX	Yes	No	⤷ Subscribe	⤷ Subscribe				TREATMENT OF HYPERKALEMIA	⤷ Subscribe
Vifor Pharma	VELTASSA	patiromer sorbitex calcium	POWDER;ORAL	205739-001	Oct 21, 2015		RX	Yes	No	⤷ Subscribe	⤷ Subscribe				TREATMENT OF HYPERKALEMIA	⤷ Subscribe
Vifor Pharma	VELTASSA	patiromer sorbitex calcium	POWDER;ORAL	205739-002	Oct 21, 2015		RX	Yes	Yes	⤷ Subscribe	⤷ Subscribe				TREATMENT OF HYPERKALEMIA	⤷ Subscribe
Vifor Pharma	VELTASSA	patiromer sorbitex calcium	POWDER;ORAL	205739-003	Oct 21, 2015		DISCN	Yes	No	⤷ Subscribe	⤷ Subscribe				TREATMENT OF HYPERKALEMIA	⤷ Subscribe
>Applicant	>Tradename	>Generic Name	>Dosage	>NDA	>Approval Date	>TE	>Type	>RLD	>RS	>Patent No.	>Patent Expiration	>Product	>Substance	>Delist Req.	>Patented / Exclusive Use	>Submissiondate

International Family Members for US Patent 8,475,780

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Country	Patent Number	Estimated Expiration	Supplementary Protection Certificate	SPC Country	SPC Expiration
European Patent Office	1732523	⤷ Subscribe	300924	Netherlands	⤷ Subscribe
European Patent Office	2269589	⤷ Subscribe	CA 2018 00003	Denmark	⤷ Subscribe
European Patent Office	1732523	⤷ Subscribe	300925	Netherlands	⤷ Subscribe
European Patent Office	1732523	⤷ Subscribe	122018000011	Germany	⤷ Subscribe
European Patent Office	1732523	⤷ Subscribe	2018C/004	Belgium	⤷ Subscribe
European Patent Office	1732523	⤷ Subscribe	C01732523/01	Switzerland	⤷ Subscribe
>Country	>Patent Number	>Estimated Expiration	>Supplementary Protection Certificate	>SPC Country	>SPC Expiration

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