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Serving leading biopharmaceutical companies globally:

UBS
Boehringer Ingelheim
Cerilliant
US Department of Justice
Mallinckrodt
Covington
Daiichi Sankyo
Novartis
Medtronic
Accenture

Generated: December 12, 2017

DrugPatentWatch Database Preview

Details for Patent: 8,337,824

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Which drugs does patent 8,337,824 protect, and when does it expire?


Patent 8,337,824 protects VELTASSA and is included in one NDA.

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

Summary for Patent: 8,337,824

Title:Linear polyol stabilized polyfluoroacrylate compositions
Abstract: The present invention is directed to compositions of a linear polyol and a salt of a crosslinked cation exchange polymer comprising a fluoro group and an acid group. These compositions are useful to bind potassium in the gastrointestinal tract.
Inventor(s): Albrecht; Detlef (Saratoga, CA), Burdick; Michael (Los Altos, CA), Chang; Han-Ting (Livermore, CA), Charmot; Dominique (Campbell, CA), Chidambaram; Ramakrishnan (Pleasanton, CA), Connor; Eric (Los Gatos, CA), Halfon; Sherin (Palo Alto, CA), Huang; I-Zu (Mountain View, CA), Liu; Mingjun (Campbell, CA), Mills; Jonathan (San Jose, CA), Struver; Werner (Leverkusen, DE)
Assignee: Relypsa, Inc. (Santa Clara, CA)
Application Number:12/545,810
Patent Claim Types:
see list of patent claims
Composition; Formulation; Compound; Use;

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Patent Submitted Product Substance Delist Req. Patented / Exclusive Use
Relypsa IncVELTASSApatiromer sorbitex calciumPOWDER;ORAL205739-001Oct 21, 2015RXYesNo► Subscribe► Subscribe► SubscribeYTREATMENT OF HYPERKALEMIA
Relypsa IncVELTASSApatiromer sorbitex calciumPOWDER;ORAL205739-002Oct 21, 2015RXYesNo► Subscribe► Subscribe► SubscribeYTREATMENT OF HYPERKALEMIA
Relypsa IncVELTASSApatiromer sorbitex calciumPOWDER;ORAL205739-003Oct 21, 2015RXYesYes► Subscribe► Subscribe► SubscribeYTREATMENT OF HYPERKALEMIA
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International Patent Family for Patent: 8,337,824

Country Document Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
San MarinoT201500207► Subscribe
Slovenia2365988► Subscribe
Portugal2365988► Subscribe
Mexico2011001893► Subscribe
South Korea20110063647► Subscribe
Japan2016145256► Subscribe
Japan2014144978► Subscribe
Japan5883471► Subscribe
Japan2014144977► Subscribe
Japan5756403► Subscribe
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The estimated expiration dates shown above are derived by simply adding 20 years to the priority date.
Due to the complexity of determining patent expirations even in a single country, compounded by the diversity of global patent laws, it is advisable to have patent counsel verify freedom to operate.

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Serving leading biopharmaceutical companies globally:

UBS
Covington
Chinese Patent Office
Merck
Accenture
Baxter
Cantor Fitzgerald
Mallinckrodt
Novartis
US Army

Drugs may be covered by multiple patents or regulatory protections. All trademarks and applicant names are the property of their respective owners or licensors. Although great care is taken in the proper and correct provision of this service, thinkBiotech LLC does not accept any responsibility for possible consequences of errors or omissions in the provided data. The data presented herein is for information purposes only. There is no warranty that the data contained herein is error free. thinkBiotech performs no independent verifification of facts as provided by public sources nor are attempts made to provide legal or investing advice. Any reliance on data provided herein is done solely at the discretion of the user. Users of this service are advised to seek professional advice and independent confirmation before considering acting on any of the provided information. thinkBiotech LLC reserves the right to amend, extend or withdraw any part or all of the offered service without notice.

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