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Last Updated: November 13, 2019

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Details for Patent: 9,844,544

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Summary for Patent: 9,844,544
Title:Methylphenidate extended release chewable tablet
Abstract: An oral methylphenidate extended release tablet is described, which can be scored and still retain its extended release profile. The tablet contains a combination of an uncoated methylphenidate-ion exchange resin complex, a barrier coated methylphenidate-ion exchange resin complex-matrix, and an uncomplexed methylphenidate active component. Following administration of a single dose of the extended release methylphenidate chewable tablet, a therapeutically effective amount of methylphenidate is reached in less than about 20 minutes and the composition provides a twelve-hour extended release profile.
Inventor(s): Tu; Yu-Hsing (West Windsor, NJ), Perumal; Ashok (Monmouth Junction, NJ), Kathala; Kalyan (Monmouth Junction, NJ)
Assignee: TRIS PHARMA, INC (Monmouth Junction, NJ)
Application Number:15/009,480
Patent Claim Types:
see list of patent claims
Use; Composition; Formulation; Dosage form;

Drugs Protected by US Patent 9,844,544

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Patented / Exclusive Use Submissiondate
Nextwave Pharms QUILLICHEW ER methylphenidate hydrochloride TABLET, EXTENDED RELEASE, CHEWABLE;ORAL 207960-001 Dec 4, 2015 RX Yes No   Start Trial   Start Trial Y A METHOD OF PROVIDING A SUBJECT WITH A THERAPEUTICALLY EFFECTIVE AMOUNT OF RACEMIC METHYLPHENIDATE BY ORALLY ADMINISTERING TO SAID SUBJECT A SINGLE METHYLPHENIDATE EXTENDED RELEASE CHEWABLE TABLET AS CLAIMED   Start Trial
Nextwave Pharms QUILLICHEW ER methylphenidate hydrochloride TABLET, EXTENDED RELEASE, CHEWABLE;ORAL 207960-002 Dec 4, 2015 RX Yes No   Start Trial   Start Trial Y A METHOD OF PROVIDING A SUBJECT WITH A THERAPEUTICALLY EFFECTIVE AMOUNT OF RACEMIC METHYLPHENIDATE BY ORALLY ADMINISTERING TO SAID SUBJECT A SINGLE METHYLPHENIDATE EXTENDED RELEASE CHEWABLE TABLET AS CLAIMED   Start Trial
Nextwave Pharms QUILLICHEW ER methylphenidate hydrochloride TABLET, EXTENDED RELEASE, CHEWABLE;ORAL 207960-003 Dec 4, 2015 RX Yes Yes   Start Trial   Start Trial Y A METHOD OF PROVIDING A SUBJECT WITH A THERAPEUTICALLY EFFECTIVE AMOUNT OF RACEMIC METHYLPHENIDATE BY ORALLY ADMINISTERING TO SAID SUBJECT A SINGLE METHYLPHENIDATE EXTENDED RELEASE CHEWABLE TABLET AS CLAIMED   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 9,844,544

Country Patent Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
Australia 2013302657   Start Trial
Brazil 112015003120   Start Trial
Canada 2880456   Start Trial
Denmark 2884961   Start Trial
European Patent Office 2884961   Start Trial
Spain 2717469   Start Trial
Israel 236847   Start Trial
>Country >Patent Number >Estimated Expiration >Supplementary Protection Certificate >SPC Country >SPC Expiration

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