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Serving hundreds of leading biopharmaceutical companies globally:

Queensland Health
Merck
Johnson and Johnson
US Department of Justice
Harvard Business School
Fuji
US Army
Citi
McKinsey

Generated: April 24, 2018

DrugPatentWatch Database Preview

Details for Patent: 6,503,911

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Which drugs does patent 6,503,911 protect, and when does it expire?

Patent 6,503,911 protects RANEXA and is included in one NDA.

This patent has ninety-two patent family members in twenty-nine countries.
Summary for Patent: 6,503,911
Title: Sustained release ranolazine formulations
Abstract:A sustained release ranolazine formulation contains an intimate mixture of ranolazine and a partially neutralized pH-dependent binder to form a film that is mostly insoluble in aqueous media below pH 4.5 and soluble in aqueous media above pH 4.5. The formulation is suitable for twice daily administration of ranolazine and is useful for controlling the rate of dissolution of ranolazine, and to maintain human plasma ranolazine levels at between 550 and 7500 ng base/mL.
Inventor(s): Wolff; Andrew A. (San Francisco, CA), Baker; Fiona (Dunfermline, GB), Langridge; John (Wrexham, GB)
Assignee: CV Therapeutics, Inc. (Palo Alto, CA) Syntex USA, Inc. (Palo Alto, CA)
Application Number:10/041,521
Patent Claim Types:
see list of patent claims
Composition; Dosage form;

Drugs Protected by US Patent 6,503,911

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Patented / Exclusive Use Patent Submitted
Gilead RANEXA ranolazine TABLET, EXTENDED RELEASE;ORAL 021526-001 Feb 12, 2007 RX Yes Yes ➤ Sign Up ➤ Sign Up Y ➤ Sign Up
Gilead RANEXA ranolazine TABLET, EXTENDED RELEASE;ORAL 021526-002 Jan 27, 2006 RX Yes No ➤ Sign Up ➤ Sign Up Y ➤ Sign Up
Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Patented / Exclusive Use Patent Submitted

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Non-Orange Book US Patents Family Members for Patent 6,503,911

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
6,864,258 Sustained release ranolazine formulations ➤ Sign Up
6,620,814 Sustained release ranolazine formulations ➤ Sign Up
6,479,496 Methods for treating angina with ranolazine ➤ Sign Up
6,525,057 Sustained release ranolazine formulations ➤ Sign Up
Patent No. Title Estimated Patent Expiration

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Serving hundreds of leading biopharmaceutical companies globally:

Boehringer Ingelheim
Chinese Patent Office
AstraZeneca
Johnson and Johnson
Dow
Teva
Daiichi Sankyo
Express Scripts
Julphar

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