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Deloitte
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US Army
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Daiichi Sankyo
Cantor Fitzgerald
Teva
US Department of Justice
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Generated: April 24, 2018

DrugPatentWatch Database Preview

Details for Patent: 8,338,485

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Summary for Patent: 8,338,485
Title:Compositions for the treatment of CNS-related conditions
Abstract: The invention provides compositions comprising extended release memantine in combination with immediate release donepezil to a subject. Memantine in an extended release form containing 22.5 to 30 mg memantine or a pharmaceutically acceptable salt thereof in combination with donepezil achieves particular pharmacokinetic criteria such as change in plasma concentration of memantine over time and ratio of maximum memantine plasma concentration to mean memantine plasma concentration.
Inventor(s): Went; Gregory T. (Mill Valley, CA), Fultz; Timothy J. (Pleasant Hill, CA), Meyerson; Laurence R. (Las Vegas, NV)
Assignee: Adamas Pharmaceuticals, Inc. (Emeryville, CA)
Application Number:13/536,588
Patent Claim Types:
see list of patent claims
Composition; Formulation; Dosage form;

Drugs Protected by US Patent 8,338,485

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
Forest Labs Llc NAMZARIC donepezil hydrochloride; memantine hydrochloride CAPSULE, EXTENDED RELEASE;ORAL 206439-003 Jul 18, 2016 RX Yes No ➤ Sign Up ➤ Sign Up Y ➤ Sign Up
Forest Labs Llc NAMZARIC donepezil hydrochloride; memantine hydrochloride CAPSULE, EXTENDED RELEASE;ORAL 206439-001 Dec 23, 2014 AB RX Yes No ➤ Sign Up ➤ Sign Up Y ➤ Sign Up
Forest Labs Llc NAMZARIC donepezil hydrochloride; memantine hydrochloride CAPSULE, EXTENDED RELEASE;ORAL 206439-004 Jul 18, 2016 RX Yes No ➤ Sign Up ➤ Sign Up Y ➤ Sign Up
Forest Labs Llc NAMZARIC donepezil hydrochloride; memantine hydrochloride CAPSULE, EXTENDED RELEASE;ORAL 206439-002 Dec 23, 2014 AB RX Yes Yes ➤ 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 8,338,485

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
8,329,752 Composition for administering an NMDA receptor antagonist to a subject ➤ Sign Up
8,283,379 Methods and compositions for the treatment of CNS-related conditions ➤ Sign Up
7,619,007 Method and composition for administering an NMDA receptor antagonist to a subject ➤ Sign Up
8,058,291 Methods and compositions for the treatment of CNS-related conditions ➤ Sign Up
Patent No. Title Estimated Patent Expiration

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International Patents Family Members for US Patent 8,338,485

Country Document Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
European Patent Office 2243475 ➤ Sign Up
Singapore 157415 ➤ Sign Up
European Patent Office 1874282 ➤ Sign Up
European Patent Office 1827385 ➤ Sign Up
Country Document Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration

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Serving hundreds of leading biopharmaceutical companies globally:

US Army
Chubb
Dow
Citi
Cipla
Covington
Argus Health
US Department of Justice
Farmers Insurance

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