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Serving hundreds of leading biopharmaceutical companies globally:

Cipla
Deloitte
Cerilliant
Healthtrust
Baxter
QuintilesIMS
Federal Trade Commission
Covington
Harvard Business School

Generated: May 22, 2018

DrugPatentWatch Database Preview

Details for Patent: 7,431,942

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Which drugs does patent 7,431,942 protect, and when does it expire?

Patent 7,431,942 protects DEXILANT SOLUTAB and PREVACID and is included in two NDAs.

Protection for DEXILANT SOLUTAB has been extended six months for pediatric studies, as indicated by the *PED designation in the table below.

This patent has twenty-four patent family members in sixteen countries.
Summary for Patent: 7,431,942
Title:Orally disintegrable tablets
Abstract:An orally disintegrable tablet of the present invention, which comprises (i) fine granules having an average particle diameter of 400 .mu.m or less, which fine granules comprise a composition coated by an enteric coating layer, said composition having 10 weight % or more of an acid-labile physiologically active substance and (ii) an additive, has superior disintegrability or dissolution in the oral cavity so that it can be used for treatment or prevention of various diseases, as an orally disintegrable tablet capable of being administered to the aged or children and easily administered without water. Also, because the tablet of the present invention contains fine granules having the average particle diameter such that it will not impart roughness in mouth, it can be administered easily without discomfort at the administration.
Inventor(s): Shimizu; Toshihiro (Itami, JP), Morimoto; Shuji (Suita, JP), Tabata; Tetsuro (Suita, JP)
Assignee: Takeda Pharmaceutical Company Limited (Osaka, JP)
Application Number:10/017,755
Patent Litigation and PTAB cases: See patent lawsuits and PTAB cases for patent 7,431,942
Patent Claim Types:
see list of patent claims
Composition; Formulation; Dosage form; Compound;

Drugs Protected by US Patent 7,431,942

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
Takeda Pharms Usa DEXILANT SOLUTAB dexlansoprazole TABLET, ORALLY DISINTEGRATING, DELAYED RELEASE;ORAL 208056-001 Jan 26, 2016 DISCN Yes No ➤ Sign Up ➤ Sign Up Y ➤ Sign Up
Takeda Pharms Usa PREVACID lansoprazole TABLET, ORALLY DISINTEGRATING, DELAYED RELEASE;ORAL 021428-001 Aug 30, 2002 AB RX Yes No ➤ Sign Up ➤ Sign Up Y ➤ Sign Up
Takeda Pharms Usa PREVACID lansoprazole TABLET, ORALLY DISINTEGRATING, DELAYED RELEASE;ORAL 021428-002 Aug 30, 2002 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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Foreign Priority and PCT Information for Patent: 7,431,942

Foriegn Application Priority Data
Foreign Country Foreign Patent Number Foreign Patent Date
Japan10-135472May 18, 1998
Japan10-219266Aug 03, 1998
Japan10-222151Aug 05, 1998
Japan11-005144Jan 12, 1999

Non-Orange Book US Patents Family Members for Patent 7,431,942

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
9,901,546 Orally disintegrable tablets ➤ Sign Up
6,328,994 Orally disintegrable tablets ➤ Sign Up
7,875,292 Orally disintegrable tablets ➤ Sign Up
Patent No. Title Estimated Patent Expiration

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Serving hundreds of leading biopharmaceutical companies globally:

Deloitte
Teva
Queensland Health
Medtronic
Argus Health
QuintilesIMS
McKinsey
US Army
Fish and Richardson

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