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Serving hundreds of leading biopharmaceutical companies globally:

Baxter
Julphar
Express Scripts
Merck
Cantor Fitzgerald
Dow
US Army
Farmers Insurance
US Department of Justice

Generated: April 22, 2018

DrugPatentWatch Database Preview

Details for Patent: 6,939,971

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Which drugs does patent 6,939,971 protect, and when does it expire?

Patent 6,939,971 protects DEXILANT and DEXILANT SOLUTAB and is included in two NDAs.

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

This patent has forty-four patent family members in twenty-five countries.
Summary for Patent: 6,939,971
Title: Benzimidazole compound crystal
Abstract:A novel crystal of (R)-2-[[[3-methyl-4-(2,2,2-trifluoroethoxy)-2-pyridinyl]methyl]sulfinyl]-1 H-benzimidazole or a salt thereof of the present invention is useful for an excellent antiulcer agent.
Inventor(s): Fujishima; Akira (Sanda, JP), Aoki; Isao (Kawanishi, JP), Kamiyama; Keiji (Ibaraki, JP)
Assignee: Takeda Pharmaceutical Company, Ltd. (Osaka, JP)
Application Number:10/655,114
Patent Claim Types:
see list of patent claims
Use; Composition;

Drugs Protected by US Patent 6,939,971

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 dexlansoprazole CAPSULE, DELAYED RELEASE;ORAL 022287-001 Jan 30, 2009 RX Yes No ➤ Sign Up ➤ Sign Up Y ➤ Sign Up
Takeda Pharms Usa DEXILANT dexlansoprazole CAPSULE, DELAYED RELEASE;ORAL 022287-002 Jan 30, 2009 AB RX Yes Yes ➤ Sign Up ➤ Sign Up Y ➤ Sign Up
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
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: 6,939,971

Foriegn Application Priority Data
Foreign Country Foreign Patent Number Foreign Patent Date
Japan11-171509Jun 17, 1999

Non-Orange Book US Patents Family Members for Patent 6,939,971

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
7,339,064 Benzimidazole compound crystal ➤ Sign Up
7,569,697 Benzimidazole compound crystal ➤ Sign Up
7,737,282 Benzimidazole compound crystal ➤ Sign Up
6,462,058 Benzimidazole compound crystal ➤ Sign Up
Patent No. Title Estimated Patent Expiration

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Serving hundreds of leading biopharmaceutical companies globally:

Medtronic
Colorcon
Boehringer Ingelheim
Baxter
Chinese Patent Office
Argus Health
Teva
QuintilesIMS
AstraZeneca

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