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Last Updated: December 11, 2019

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Details for Patent: 8,802,152

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Which drugs does patent 8,802,152 protect, and when does it expire?

Patent 8,802,152 protects LOKELMA and is included in one NDA.

This patent has forty patent family members in twenty-two countries.

Summary for Patent: 8,802,152
Title:Microporous zirconium silicate for the treatment of hyperkalemia
Abstract: The present invention relates to novel microporous zirconium silicate compositions that are formulated to remove toxins, e.g. potassium ions, from the gastrointestinal tract at an elevated rate without causing undesirable side effects. The preferred formulations are designed avoid increase in pH of urine in patients and/or avoid potential entry of particles into the bloodstream of the patient. Also disclosed is a method for preparing high purity crystals of UZSi-9 exhibiting an enhanced level of potassium exchange capacity. These compositions are particularly useful in the therapeutic treatment of hyperkalemia.
Inventor(s): Keyser; Donald Jeffrey (Southlake, TX), Guillem; Alvaro F. (Lantana, TX)
Assignee: ZS Pharma, Inc. (Coppell, TX)
Application Number:13/371,080
Patent Claim Types:
see list of patent claims
Composition; Compound; Dosage form;

Drugs Protected by US Patent 8,802,152

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Patented / Exclusive Use Submissiondate
Astrazeneca Pharms LOKELMA sodium zirconium cyclosilicate FOR SUSPENSION;ORAL 207078-001 May 18, 2018 RX Yes No   Start Trial   Start Trial Y   Start Trial
Astrazeneca Pharms LOKELMA sodium zirconium cyclosilicate FOR SUSPENSION;ORAL 207078-002 May 18, 2018 RX Yes Yes   Start Trial   Start Trial 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 8,802,152

Country Patent Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
Australia 2012214224   Start Trial
Australia 2016204124   Start Trial
Australia 2017251826   Start Trial
Brazil 112013020533   Start Trial
Canada 2827056   Start Trial
>Country >Patent Number >Estimated Expiration >Supplementary Protection Certificate >SPC Country >SPC Expiration

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Serving leading biopharmaceutical companies globally:

Johnson and Johnson
Medtronic
AstraZeneca
Harvard Business School
Dow
Moodys

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