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: 6,699,503

« Back to Dashboard

Summary for Patent: 6,699,503

Title: Hydrogel-forming sustained-release preparation
Abstract:The invention provides a hydrogen-type sustained-release preparation comprising (1) at least one drug, (2) an additive which insures a penetration of water into the core of the preparation and (3) a hydrogen-forming polymer, wherein said preparation is capable of undergoing substantially complete gelation during its stay in the upper digestive tract such as stomach and small intestine and is capable of releasing the drug in the lower digestive tract including colon. By the preparation of the invention, the drug is efficiently released and absorbed even in the colon so that a steady and sustained release effect can be achieved.
Inventor(s): Sako; Kazuhiro (Shizuoka, JP), Nakashima; Hiroshi (Shizuoka, JP), Sawada; Toyohiro (Shizuoka, JP), Okada; Akira (Shizuoka, JP), Fukui; Muneo (Shizuoka, JP)
Assignee: Yamanuchi Pharmaceutical Co., Ltd. (Tokyo, JP)
Application Number:09/702,880
Patent Claim Types:
see list of patent claims
Compound;
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
Apgdi
MYRBETRIQ
mirabegron
TABLET, EXTENDED RELEASE;ORAL202611Jun 28, 2012RXNo6,699,503<disabled>Y
Apgdi
MYRBETRIQ
mirabegron
TABLET, EXTENDED RELEASE;ORAL202611Jun 28, 2012RXYes6,699,503<disabled>Y
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: 6,699,503

Foriegn Application Priority Data
Foreign Country Foreign Patent Number Foreign Patent Date
Japan4-274979Sep 18, 1992
Japan5-165263Jun 08, 1993

International Patent Family for Patent: 6,699,503

Country Document Number Publication Date
Austria219933Jul 15, 2002
Australia4983893Apr 12, 1994
Australia682827Oct 23, 1997
Bulgaria99503Jan 31, 1996
Bulgaria61861Aug 31, 1998
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