Details for Patent: 8,658,631
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Which drugs does patent 8,658,631 protect, and when does it expire?
Patent 8,658,631 protects XARTEMIS XR and is included in one NDA.
This patent has expired prematurely due to non-payment of maintenance fees. See details below.
Summary for Patent: 8,658,631
Title: | Combination composition comprising oxycodone and acetaminophen for rapid onset and extended duration of analgesia |
Abstract: | The present disclosure provides an extended release pharmaceutical composition comprising oxycodone and acetaminophen that provides a rapid onset of analgesia, and reduced levels of acetaminophen near the end of the dosing interval. Also provided are methods for reducing the risk of acetaminophen-induced hepatic damage in a subject being treated with an acetaminophen containing composition, as well as methods for treating pain in a subject in need thereof. |
Inventor(s): | Devarakonda; Krishna (St. Louis, MO), Guiliani; Michael J (Creve Coeur, MO), Gupta; Vishal K (Hillsborough, NJ), Heasley; Ralph A (Webster Groves, MO), Shelby; Susan (Creve Coeur, MO) |
Assignee: | Mallinckrodt LLC (Hazelwood, MO) |
Application Number: | 13/473,563 |
Patent Litigation and PTAB cases: | See patent lawsuits and PTAB cases for patent 8,658,631 |
Patent Claim Types: see list of patent claims | Composition; Formulation; Compound; Device; Dosage form; Use; |
Drugs Protected by US Patent 8,658,631
Applicant | Tradename | Generic Name | Dosage | NDA | Approval Date | TE | Type | RLD | RS | Patent No. | Patent Expiration | Product | Substance | Delist Req. | Patented / Exclusive Use | Submissiondate |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Mallinckrodt Inc | XARTEMIS XR | acetaminophen; oxycodone hydrochloride | TABLET, EXTENDED RELEASE;ORAL | 204031-001 | Mar 11, 2014 | DISCN | Yes | No | ⤷ Try a Trial | ⤷ Try a Trial | Y | ⤷ Try a 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 |