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Details for Patent: 8,309,122

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Which drugs does patent 8,309,122 protect, and when does it expire?

Patent 8,309,122 protects OPANA ER and is included in one NDA.

This patent has forty-eight patent family members in sixteen countries.

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			Y
Endo Pharms	OPANA ER	oxymorphone hydrochloride	TABLET, EXTENDED RELEASE;ORAL	201655-002	Dec 9, 2011		DISCN	Yes	No			Y
Endo Pharms	OPANA ER	oxymorphone hydrochloride	TABLET, EXTENDED RELEASE;ORAL	201655-003	Dec 9, 2011		DISCN	Yes	No			Y
Endo Pharms	OPANA ER	oxymorphone hydrochloride	TABLET, EXTENDED RELEASE;ORAL	201655-004	Dec 9, 2011		DISCN	Yes	No			Y

International Family Members for US Patent 8,309,122

Country	Patent Number	Estimated Expiration	Supplementary Protection Certificate	SPC Country	SPC Expiration
Austria	359077
Austria	376832
Australia	2002316582
Australia	2002318211