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Last Updated: October 26, 2020

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Details for Patent: 9,861,584

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Summary for Patent: 9,861,584
Title:Tamper resistant controlled release dosage forms
Abstract: In certain embodiments, the present invention is directed to a solid controlled release dosage form comprising: a core comprising a first portion of an opioid analgesic dispersed in a first matrix material; and a shell encasing the core and comprising a second portion of the opioid analgesic dispersed in a second matrix material; wherein the amount of opioid analgesic released from the dosage form is proportional within 20% to elapsed time from 8 to 24 hours, as measured by an in-vitro dissolution in a USP Apparatus 1 (basket) at 100 rpm in 900 ml simulated gastric fluid without enzymes (SGF) at 37 C.
Inventor(s): Huang; Haiyong Hugh (Princeton, NJ)
Assignee: Purdue Pharma L.P. (Stamford, CT)
Application Number:15/045,971
Patent Claim Types:
see list of patent claims
Formulation; Compound; Dosage form;

Drugs Protected by US Patent 9,861,584

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Patented / Exclusive Use Submissiondate
Purdue Pharma Lp HYSINGLA ER hydrocodone bitartrate TABLET, EXTENDED RELEASE;ORAL 206627-001 Nov 20, 2014 RX Yes Yes   Start Trial   Start Trial Y   Start Trial
Purdue Pharma Lp HYSINGLA ER hydrocodone bitartrate TABLET, EXTENDED RELEASE;ORAL 206627-002 Nov 20, 2014 RX Yes No   Start Trial   Start Trial Y   Start Trial
Purdue Pharma Lp HYSINGLA ER hydrocodone bitartrate TABLET, EXTENDED RELEASE;ORAL 206627-003 Nov 20, 2014 RX Yes No   Start Trial   Start Trial Y   Start Trial
Purdue Pharma Lp HYSINGLA ER hydrocodone bitartrate TABLET, EXTENDED RELEASE;ORAL 206627-004 Nov 20, 2014 RX Yes No   Start Trial   Start Trial Y   Start Trial
Purdue Pharma Lp HYSINGLA ER hydrocodone bitartrate TABLET, EXTENDED RELEASE;ORAL 206627-005 Nov 20, 2014 RX Yes No   Start Trial   Start Trial Y   Start Trial
Purdue Pharma Lp HYSINGLA ER hydrocodone bitartrate TABLET, EXTENDED RELEASE;ORAL 206627-006 Nov 20, 2014 RX Yes No   Start Trial   Start Trial Y   Start Trial
Purdue Pharma Lp HYSINGLA ER hydrocodone bitartrate TABLET, EXTENDED RELEASE;ORAL 206627-007 Nov 20, 2014 RX 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

International Family Members for US Patent 9,861,584

Country Patent Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
African Regional IP Organization (ARIPO) 3815   Start Trial
Argentina 084575   Start Trial
Australia 2011346757   Start Trial
Australia 2015246094   Start Trial
Australia 2017208386   Start Trial
Canada 2822790   Start Trial
Canada 2991216   Start Trial
>Country >Patent Number >Estimated Expiration >Supplementary Protection Certificate >SPC Country >SPC Expiration

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