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Last Updated: October 1, 2020

DrugPatentWatch Database Preview

Details for Patent: 8,668,929

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Which drugs does patent 8,668,929 protect, and when does it expire?

Patent 8,668,929 protects XARTEMIS XR and is included in one NDA.

This patent has nine patent family members in eight countries.

Summary for Patent: 8,668,929
Title:Gastric retentive extended-release dosage forms comprising combinations of a non-opioid analgesic and an opioid analgesic
Abstract: Compositions and methods for the treatment of pain in a mammal are described. More specifically, a dosage form designed for release of acetaminophen and an opioid is described, wherein the dosage form provides delivery of the drugs to the upper gastrointestinal tract ("GI") of a mammal for an extended period of time.
Inventor(s): Han; Chien-Hsuan (Sunnyvale, CA), Hou; Sui Yuen Eddie (Foster City, CA), Reid; Monica L. (San Mateo, CA)
Assignee: Depomed, Inc. (Newark, CA)
Application Number:13/529,960
Patent Litigation and PTAB cases: See patent lawsuits and PTAB cases for patent 8,668,929
Patent Claim Types:
see list of patent claims
Use; Dosage form;

Drugs Protected by US Patent 8,668,929

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   Start Trial   Start Trial MANAGEMENT OF ACUTE PAIN IN PATIENTS REQUIRING OPIOID ANALGESIA   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

International Family Members for US Patent 8,668,929

Country Patent Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
Australia 2009223061   Start Trial
Canada 2720108   Start Trial
China 102105136   Start Trial
European Patent Office 2262484   Start Trial
Hong Kong 1152469   Start Trial
Japan 2011513499   Start Trial
Japan 5607550   Start Trial
>Country >Patent Number >Estimated Expiration >Supplementary Protection Certificate >SPC Country >SPC Expiration

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Serving leading biopharmaceutical companies globally:

Mallinckrodt
Harvard Business School
Johnson and Johnson
McKesson
Colorcon
Dow

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