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Serving hundreds of leading biopharmaceutical companies globally:

Cerilliant
Moodys
Healthtrust
Boehringer Ingelheim
Fish and Richardson
Teva
Fuji
Express Scripts
Argus Health

Generated: April 26, 2018

DrugPatentWatch Database Preview

Details for Patent: 8,309,122

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Summary for Patent: 8,309,122
Title:Oxymorphone controlled release formulations
Abstract: The invention pertains to a method of relieving pain by administering a controlled release pharmaceutical tablet containing oxymorphone which produces a mean minimum blood plasma level 12 to 24 hours after dosing, as well as the tablet producing the sustained pain relief.
Inventor(s): Kao; Huai-Hung (Syosset, NY), Baichwal; Anand R. (Wappingers Falls, NY), McCall; Troy (Smyma, GA), Lee; David (Chadds Ford, PA)
Assignee: Endo Pharmaceuticals Inc. (Chadds Ford, PA)
Application Number:11/680,432
Patent Claim Types:
see list of patent claims
Composition; Formulation; Dosage form; Delivery; Use;

Drugs Protected by US Patent 8,309,122

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
Endo Pharms OPANA ER oxymorphone hydrochloride TABLET, EXTENDED RELEASE;ORAL 201655-001 Dec 9, 2011 DISCN Yes No ➤ Sign Up ➤ Sign Up Y ➤ Sign Up
Endo Pharms OPANA ER oxymorphone hydrochloride TABLET, EXTENDED RELEASE;ORAL 201655-002 Dec 9, 2011 DISCN Yes No ➤ Sign Up ➤ Sign Up Y ➤ Sign Up
Endo Pharms OPANA ER oxymorphone hydrochloride TABLET, EXTENDED RELEASE;ORAL 201655-003 Dec 9, 2011 DISCN Yes No ➤ Sign Up ➤ Sign Up Y ➤ Sign Up
Endo Pharms OPANA ER oxymorphone hydrochloride TABLET, EXTENDED RELEASE;ORAL 201655-004 Dec 9, 2011 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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Non-Orange Book US Patents Family Members for Patent 8,309,122

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
9,820,982 Oxymorphone controlled release formulations ➤ Sign Up
7,276,250 Sustained release formulations of oxymorphone ➤ Sign Up
8,329,216 Oxymorphone controlled release formulations ➤ Sign Up
Patent No. Title Estimated Patent Expiration

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Serving hundreds of leading biopharmaceutical companies globally:

Dow
US Department of Justice
Farmers Insurance
Cipla
Harvard Business School
AstraZeneca
Julphar
Fish and Richardson
Boehringer Ingelheim

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