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Serving hundreds of leading biopharmaceutical companies globally:

QuintilesIMS
Healthtrust
Accenture
Johnson and Johnson
Cantor Fitzgerald
Chinese Patent Office
Merck
Fuji
Queensland Health

Generated: June 17, 2018

DrugPatentWatch Database Preview

Details for Patent: 8,580,858

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Summary for Patent: 8,580,858
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, CA)
Assignee: Adamas Pharmaceuticals, Inc. (Emeryville, CA)
Application Number:13/725,246
Patent Litigation and PTAB cases: See patent lawsuits and PTAB cases for patent 8,580,858
Patent Claim Types:
see list of patent claims
Use; Dosage form; Composition;

Drugs Protected by US Patent 8,580,858

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 MEMANTINE HCL/DONEPEZIL HCL COMBINATION FOR THE TREATMENT OF MODERATE TO SEVERE DEMENTIA OF THE ALZHEIMER'S TYPE ➤ 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 MEMANTINE HCL/DONEPEZIL HCL COMBINATION FOR THE TREATMENT OF MODERATE TO SEVERE DEMENTIA OF THE ALZHEIMER'S TYPE ➤ 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 MEMANTINE HCL/DONEPEZIL HCL COMBINATION FOR THE TREATMENT OF MODERATE TO SEVERE DEMENTIA OF THE ALZHEIMER'S TYPE ➤ 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 MEMANTINE HCL/DONEPEZIL HCL COMBINATION FOR THE TREATMENT OF MODERATE TO SEVERE DEMENTIA OF THE ALZHEIMER'S TYPE ➤ 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 8,580,858

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
8,426,472 Method and composition for administering an NMDA receptor antagonist to a subject ➤ Sign Up
2,012,045,508 ➤ Sign Up
8,173,708 Method and composition for administering an NMDA receptor antagonist to a subject ➤ Sign Up
7,619,007 Method and composition for administering an NMDA receptor antagonist to a subject ➤ Sign Up
Patent No. Title Estimated Patent Expiration

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Serving hundreds of leading biopharmaceutical companies globally:

Chinese Patent Office
Accenture
Daiichi Sankyo
McKinsey
Boehringer Ingelheim
UBS
Merck
Citi
US Army

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