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Serving leading biopharmaceutical companies globally:

Julphar
McKinsey
QuintilesIMS
US Army
Fish and Richardson
Accenture
Daiichi Sankyo
Cantor Fitzgerald
Cipla
Citi

Generated: February 23, 2018

DrugPatentWatch Database Preview

Details for Patent: 5,540,938

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Which drugs does patent 5,540,938 protect, and when does it expire?

Patent 5,540,938 protects AMPYRA and is included in one NDA.

This patent has eighteen patent family members in fifteen countries.
Summary for Patent: 5,540,938
Title: Formulations and their use in the treatment of neurological diseases
Abstract:Pharmaceutical formulations comprise a mono- or di-aminopyridine active agent for administration on a once- or twice-daily basis for use in the treatment of neurological diseases, in particular multiple sclerosis and Alzheimer's disease. The formulations, which are suitable for oral or percutaneous administration of the active agent, include the active agent in a carrier effective to permit release of the mono- or di-aminopyridine at a rate allowing controlled absorption thereof over, on the average, not less than a 12 hour period and at a rate sufficient to achieve therapeutically effective blood levels over a period of 12-24 hours following administration.
Inventor(s): Masterson; Joseph G. (London, GB), Myers; Michael (Athlone, IE)
Assignee: Elan Corporation, plc (Athlone, IE)
Application Number:08/328,165
Patent Claim Types:
see list of patent claims
Use;

Drugs Protected by US Patent 5,540,938

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
Acorda AMPYRA dalfampridine TABLET, EXTENDED RELEASE;ORAL 022250-001 Jan 22, 2010 AB RX Yes Yes ➤ Sign Up ➤ Sign Up IMPROVEMENT OF WALKING IN PATIENTS WITH MULTIPLE SCLEROSIS (MS) ➤ 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 5,540,938

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
5,370,879 Formulations and their use in the treatment of neurological diseases ➤ Sign Up
5,580,580 Formulations and their use in the treatment of neurological diseases ➤ Sign Up
Patent No. Title Estimated Patent Expiration

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International Patents Family Members for US Patent 5,540,938

Country Document Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
Austria 188118 ➤ Sign Up
Australia 657706 ➤ Sign Up
Australia 8696191 ➤ Sign Up
Canada 2054822 ➤ Sign Up
Czechoslovakia 9103313 ➤ Sign Up
Germany 122011100057 ➤ Sign Up
Germany 69131880 ➤ Sign Up
Denmark 0484186 ➤ Sign Up
European Patent Office 0484186 ➤ Sign Up C300503 Netherlands ➤ Sign Up
European Patent Office 0484186 ➤ Sign Up 91894 Luxembourg ➤ 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:

Accenture
Harvard Business School
Cipla
Moodys
Federal Trade Commission
Fish and Richardson
Colorcon
Merck
Dow

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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