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Last Updated: February 21, 2020

DrugPatentWatch Database Preview

Details for Patent: 8,637,540


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Which drugs does patent 8,637,540 protect, and when does it expire?

Patent 8,637,540 protects OXAYDO and is included in one NDA.

This patent has thirteen patent family members in six countries.

Summary for Patent: 8,637,540
Title:Compositions for deterring abuse of opioid containing dosage forms
Abstract: This invention relates to an abuse deterrent dosage form of opioid analgesics, wherein an analgesically effective amount of opioid analgesic is combined with a polymer to form a matrix.
Inventor(s): Kumar; Vijai (Morris Plains, NJ), Dixon; David (Woodside, NY), Tewari; Divya (West Chester, PA), Wadgaonkar; Dilip B. (Suffern, NY)
Assignee: Acura Pharmaceuticals (Chicago, IL)
Application Number:13/926,206
Patent Claim Types:
see list of patent claims
Composition; Dosage form;

Drugs Protected by US Patent 8,637,540

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Patented / Exclusive Use Submissiondate
Zyla OXAYDO oxycodone hydrochloride TABLET;ORAL 202080-001 Jun 17, 2011 RX No No   Start Trial   Start Trial Y   Start Trial
Zyla OXAYDO oxycodone hydrochloride TABLET;ORAL 202080-002 Jun 17, 2011 RX No 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

International Family Members for US Patent 8,637,540

Country Patent Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
Australia 2004294953   Start Trial
Australia 2010200979   Start Trial
Australia 2013206525   Start Trial
Australia 2015264950   Start Trial
Australia 2017239544   Start Trial
>Country >Patent Number >Estimated Expiration >Supplementary Protection Certificate >SPC Country >SPC Expiration

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