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Details for Patent: 8,093,423

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Patent 8,093,423 protects AURYXIA and is included in one NDA.

This patent has sixty-one patent family members in seventeen countries.

Summary for Patent: 8,093,423

Title:Pharmaceutical-grade ferric organic compounds, uses thereof and method of making same
Abstract: The present invention discloses a pharmaceutical-grade ferric organic compounds, including ferric citrate, which are soluble over a wider range of pH, and which have a large active surface area. A manufacturing and quality control process for making a pharmaceutical-grade ferric citrate that consistently complies with the established Manufacture Release Specification is also disclosed. The pharmaceutical-grade ferric organic compounds are suitable for treating disorders characterized by elevated serum phosphate levels.
Inventor(s): Chan; Keith (Rockville, MD), Town; Winston (Hong Kong, HK)
Assignee: GloboAsia, LLC (Rockville, MD)
Application Number:12/064,058
Patent Claim Types:
see list of patent claims
Use; Formulation; Delivery; Dosage form;
Patent Metrics:
Source: PatentQuant.com
Field: Organic fine chemistry
Back Citations: 106th percentile
Forward Citations: 1st percentile

Applicant Tradename Generic Name Dosage NDA Approval Date Type RLD Patent No. Patent Expiration Product Substance Delist Req. Patented / Exclusive Use
Keryx Biopharms
AURYXIA
ferric citrate
TABLET;ORAL205874-001Sep 5, 2014RXYes8,093,423► subscribe CONTROL OF SERUM PHOSPHOROUS LEVELS
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Foreign Priority and PCT Information for Patent: 8,093,423

PCT Information
PCT FiledAugust 18, 2006PCT Application Number:PCT/US2006/032385
PCT Publication Date:February 22, 2007PCT Publication Number: WO2007/022435

Non-Orange Book Patents for Patent: 8,093,423

For Orange Book-listed patents (shown in the main table above) generic applications must certify that the listed patents are expired, invalid, or will not be infringed by generic entry.

The non-Orange Book patents listed below do not require formal certifications, so they do not automatically impede generic entry. Instead, they represent potential opportunities for branded firms to block generic entry through patent infringment challenges.

Patent No. Title Estimated Patent Expiration
8,901,349Ferric organic compounds, uses thereof and methods of making same► subscribe
8,609,896Ferric organic compounds, uses thereof and methods of making same► subscribe
9,328,133Ferric organic compounds, uses thereof and methods of making same► subscribe
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The estimated expiration dates shown above are derived by simply adding 20 years to the priority date.
Because of the complexity of determining patent expiration dates it is advisable to have patent counsel verify freedom to operate.

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International Patent Family for Patent: 8,093,423

Country Document Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
Australia2004213819► subscribe
Australia2006279333► subscribe
Australia2007210090► 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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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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