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Last Updated: September 26, 2020

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Details for Patent: 8,541,448

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Which drugs does patent 8,541,448 protect, and when does it expire?

Patent 8,541,448 protects IBSRELA and is included in one NDA.

This patent has thirty-four patent family members in twenty-one countries.

Summary for Patent: 8,541,448
Title:Compounds and methods for inhibiting NHE-mediated antiport in the treatment of disorders associated with fluid retention or salt overload and gastrointestinal tract disorders
Abstract: The present disclosure is directed to compounds and methods for the treatment of disorders associated with fluid retention or salt overload, such as heart failure (in particular, congestive heart failure), chronic kidney disease, end-stage renal disease, liver disease, and peroxisome proliferator-activated receptor (PPAR) gamma agonist-induced fluid retention. The present disclosure is also directed to compounds and methods for the treatment of hypertension. The present disclosure is also directed to compounds and methods for the treatment of gastrointestinal tract disorders, including the treatment or reduction of pain associated with gastrointestinal tract disorders.
Inventor(s): Charmot; Dominique (Campbell, CA), Jacobs; Jeffrey W. (San Mateo, CA), Leadbetter; Michael Robert (San Leandro, CA), Navre; Marc (Belmont, CA), Carreras; Christopher (Belmont, CA), Bell; Noah (Berkeley, CA)
Assignee: Ardelyx, Inc. (Fremont, CA)
Application Number:13/172,394
Patent Claim Types:
see list of patent claims
Composition; Compound;

Drugs Protected by US Patent 8,541,448

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Patented / Exclusive Use Submissiondate
Ardelyx Inc IBSRELA tenapanor hydrochloride TABLET;ORAL 211801-001 Sep 12, 2019 DISCN Yes No   Start Trial   Start Trial Y Y   Start 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 8,541,448

Country Patent Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
Australia 2009334511   Start Trial
Brazil PI0923861   Start Trial
Canada 2748607   Start Trial
China 102333759   Start Trial
China 103819403   Start Trial
Cyprus 1120451   Start Trial
Denmark 2384318   Start Trial
>Country >Patent Number >Estimated Expiration >Supplementary Protection Certificate >SPC Country >SPC Expiration

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