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Last Updated: March 28, 2024

Details for Patent: 8,778,324


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Which drugs does patent 8,778,324 protect, and when does it expire?

Patent 8,778,324 protects VELTASSA and is included in one NDA.

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

Summary for Patent: 8,778,324
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), Liu; Mingjun (Campbell, CA), Klaerner; Gerrit (Los Gatos, CA)
Assignee: Relypsa, Inc. (Redwood City, CA)
Application Number:13/647,690
Patent Litigation and PTAB cases: See patent lawsuits and PTAB cases for patent 8,778,324
Patent Claim Types:
see list of patent claims
Use; Composition; Dosage form;

Drugs Protected by US Patent 8,778,324

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 ⤷  Try a Trial ⤷  Try a Trial TREATMENT OF HYPERKALEMIA ⤷  Try a Trial
Vifor Pharma VELTASSA patiromer sorbitex calcium POWDER;ORAL 205739-001 Oct 21, 2015 RX Yes No ⤷  Try a Trial ⤷  Try a Trial TREATMENT OF HYPERKALEMIA ⤷  Try a Trial
Vifor Pharma VELTASSA patiromer sorbitex calcium POWDER;ORAL 205739-002 Oct 21, 2015 RX Yes No ⤷  Try a Trial ⤷  Try a Trial TREATMENT OF HYPERKALEMIA ⤷  Try a Trial
Vifor Pharma VELTASSA patiromer sorbitex calcium POWDER;ORAL 205739-003 Oct 21, 2015 RX Yes Yes ⤷  Try a Trial ⤷  Try a Trial TREATMENT OF HYPERKALEMIA ⤷  Try a Trial
>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 8,778,324

Country Patent Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
Austria E453383 ⤷  Try a Trial
Austria E460927 ⤷  Try a Trial
Australia 2005228696 ⤷  Try a Trial
Australia 2005231383 ⤷  Try a Trial
Australia 2005231424 ⤷  Try a Trial
>Country >Patent Number >Estimated Expiration >Supplementary Protection Certificate >SPC Country >SPC Expiration

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