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Last Updated: February 23, 2020

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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 Litigation and PTAB cases: See patent lawsuits and PTAB cases for patent 8,309,122
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 Submissiondate
Endo Pharms OPANA ER oxymorphone hydrochloride TABLET, EXTENDED RELEASE;ORAL 201655-001 Dec 9, 2011 DISCN Yes No   Start Trial   Start Trial Y   Start Trial
Endo Pharms OPANA ER oxymorphone hydrochloride TABLET, EXTENDED RELEASE;ORAL 201655-002 Dec 9, 2011 DISCN Yes No   Start Trial   Start Trial Y   Start Trial
Endo Pharms OPANA ER oxymorphone hydrochloride TABLET, EXTENDED RELEASE;ORAL 201655-003 Dec 9, 2011 DISCN Yes No   Start Trial   Start Trial Y   Start Trial
Endo Pharms OPANA ER oxymorphone hydrochloride TABLET, EXTENDED RELEASE;ORAL 201655-004 Dec 9, 2011 DISCN Yes No   Start Trial   Start Trial Y   Start Trial
>Applicant >Tradename >Generic Name >Dosage >NDA >Approval Date >TE >Type >RLD >RS >Patent No. >Patent Expiration >Product >Substance >Delist Req. >Patented / Exclusive Use >Submissiondate

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