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Serving hundreds of leading biopharmaceutical companies globally:

Chinese Patent Office
Dow
US Army
Express Scripts
QuintilesIMS
Julphar
Boehringer Ingelheim
Colorcon
Deloitte

Generated: April 25, 2018

DrugPatentWatch Database Preview

Details for Patent: 8,062,667

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Summary for Patent: 8,062,667
Title:Modified release formulations containing drug-ion exchange resin complexes
Abstract: A coated drug-ion exchange resin complex comprising a core composed of a drug complexed with a pharmaceutically acceptable ion-exchange resin is provided. The drug-ion exchange resin complex is in admixture with a release retardant. The coating is a polyvinyl acetate polymer and a plasticizer. Methods of making and products containing this coated complex are described.
Inventor(s): Mehta; Ketan (Cranbury, NJ), Tu; Yu-Hsing (West Windsor, NJ)
Assignee: Tris Pharma, Inc. (Monmouth Junction, NJ)
Application Number:11/724,966
Patent Claim Types:
see list of patent claims
Composition; Process; Formulation;

Drugs Protected by US Patent 8,062,667

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Patented / Exclusive Use Patent Submitted
Nextwave Pharms QUILLIVANT XR methylphenidate hydrochloride FOR SUSPENSION, EXTENDED RELEASE;ORAL 202100-001 Sep 27, 2012 RX Yes Yes ➤ Try a Free Trial ➤ Try a Free Trial Y ➤ Try a Free Trial
Tris Pharma Inc DYANAVEL XR amphetamine SUSPENSION, EXTENDED RELEASE;ORAL 208147-001 Oct 19, 2015 RX Yes Yes ➤ Try a Free Trial ➤ Try a Free Trial Y ➤ Try a Free Trial
Tris Pharma Inc KARBINAL ER carbinoxamine maleate SUSPENSION, EXTENDED RELEASE;ORAL 022556-001 Mar 28, 2013 RX Yes Yes ➤ Try a Free Trial ➤ Try a Free Trial Y ➤ Try a Free Trial
Vernalis R And D Ltd TUZISTRA XR chlorpheniramine polistirex; codeine polistirex SUSPENSION, EXTENDED RELEASE;ORAL 207768-001 Apr 30, 2015 RX Yes Yes ➤ Try a Free Trial ➤ Try a Free Trial Y ➤ Try a Free Trial
Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Patented / Exclusive Use Patent Submitted

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Non-Orange Book US Patents Family Members for Patent 8,062,667

For Orange Book-listed patents (shown in the main table above) generic applications must certify that the listed patents are expired, invalid, or will not be infringed by generic entry.

The non-Orange Book patents listed below do not require formal certifications, so they do not automatically impede generic entry. Instead, they represent potential opportunities for branded firms to block generic entry through patent infringment challenges.

Patent No. Title Estimated Patent Expiration
9,522,191 Modified release formulations containing drug--ion exchange resin complexes ➤ Try a Free Trial
8,883,217 Modified release formulations containing drug-ion exchange resin complexes ➤ Try a Free Trial
8,491,935 Modified release formulations containing drug-ion exchange resin complexes ➤ Try a Free Trial
8,597,684 Modified release formulations containing drug-ion exchange resin complexes ➤ Try a Free Trial
Patent No. Title Estimated Patent Expiration

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International Patents Family Members for US Patent 8,062,667

Country Document Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
Taiwan 200812649 ➤ Try a Free Trial
Russian Federation 2435569 ➤ Try a Free Trial
Russian Federation 2008140944 ➤ Try a Free Trial
South Korea 101495146 ➤ Try a Free Trial
Country Document Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration

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Serving hundreds of leading biopharmaceutical companies globally:

Daiichi Sankyo
US Department of Justice
Fuji
Federal Trade Commission
Julphar
Baxter
McKinsey
Dow
Mallinckrodt

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