Competitive intelligence on 
 small-molecule drugs and 
 the 90,000 global patents 
 covering them 

Start your free trial now

DrugPatentWatch Ultimate Plan Preview

Details for Patent: 5,637,320

« Back to Dashboard

Patent 5,637,320 protects NAPRELAN and is included in one NDA.

Summary for Patent: 5,637,320

Title: Controlled absorption naproxen formulation for once-daily administration
Abstract:A once-daily naproxen formulation for oral administration having a first portion of the naproxen as a multi-particulate pellet form, each pellet having a core of naproxen or a pharmaceutically acceptable salt thereof in association with an organic acid, the core being surrounded by a multi-layer membrane and optionally a second portion of naproxen formulated to release the drug promptly following oral administration.
Inventor(s): Bourke; Edward A. (Athlone, IE), Mulligan; Seamus (Athlone, IE)
Assignee: Elan Corporation, PLC (Athlone, IE)
Application Number:08/227,566
Patent Claim Types:
see list of patent claims
Formulation; Compound; Dosage form; Device;
Patent PDF download available with subscription

Glossary
Applicant Tradename Generic Name Dosage NDA Approval Date Type RLD Patent No. Patent Expiration Product Substance Delist Req. Patented / Exclusive Use
Almatica Pharma Inc
NAPRELAN
naproxen sodium
TABLET, EXTENDED RELEASE;ORAL020353Jan 5, 1996RXNo5,637,320<disabled>
Almatica Pharma Inc
NAPRELAN
naproxen sodium
TABLET, EXTENDED RELEASE;ORAL020353Jan 5, 1996RXYes5,637,320<disabled>
This preview shows a limited data set
Subscribe for full access, or try a free trial

Export unavailable in trial.
Subscribe for complete access.

Foreign Priority and PCT Information for Patent: 5,637,320

Foriegn Application Priority Data
Foreign Country Foreign Patent Number Foreign Patent Date
Ireland149/90Jan 15, 1990

International Patent Family for Patent: 5,637,320

Country Document Number Publication Date
South Africa9100274Oct 30, 1991
Philippines30694Sep 16, 1997
New Zealand236762Dec 23, 1992
Japan4217918Aug 07, 1992
Japan3157182Apr 16, 2001
This preview shows a limited data set
Subscribe for full access, or try a free trial

Export unavailable in trial.
Subscribe for complete access.

DrugPatentWatch Archives

You are viewing the current data set
Select a link below to view the archives:

 2000   2001   2002   2003   2004   2005   2006   2007   2008   2009   2010   2011   2012   2013  

For more information try a free trial or see the plan comparison

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 information. There is no warranty that the information contained herein is error free. 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.

Connect with Social Media:

Follow DrugPatentWatch on Twitter Connect with DrugPatentWatch on Linkedin Drug Patents on LinkedIn

Copyright © 2002-2014 thinkBiotech LLC. ISSN: 2162-2639

Other thinkBiotech sites: PatentStatBiotechBlogJournal of Commercial Biotechnology

`abc