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Serving hundreds of leading biopharmaceutical companies globally:

Fish and Richardson
Daiichi Sankyo
Chinese Patent Office
Johnson and Johnson
Argus Health
Queensland Health

Generated: June 21, 2018

DrugPatentWatch Database Preview

Details for Patent: 7,976,870

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Which drugs does patent 7,976,870 protect, and when does it expire?

Patent 7,976,870 protects XARTEMIS XR and is included in one NDA.

This patent has six patent family members in six countries.
Summary for Patent: 7,976,870
Title:Gastric retentive oral dosage form with restricted drug release in the lower gastrointestinal tract
Abstract: Controlled release oral dosage forms are provided for the continuous, sustained administration of a pharmacologically active agent to the upper gastrointestinal tract of a patient in whom the fed mode as been induced. The majority of the agent is delivered, on an extended release basis, to the stomach, duodenum and upper regions of the small intestine, with drug delivery in the lower gastrointestinal tract and colon substantially restricted. The dosage form comprises a matrix of a biocompatible, hydrophilic, erodible polymer with an active agent incorporated therein, wherein the polymer is one that both swells in the presence of water and gradually erodes over a time period of hours, with swelling and erosion commencing upon contact with gastric fluid, and drug release rate primarily controlled by erosion rate.
Inventor(s): Berner; Bret (Half Moon Bay, CA), Louie-Helm; Jenny (Fremont, CA), Shell; John W. (Hillsborough, CA)
Assignee: Depomed, Inc. (Menlo Park, CA)
Application Number:10/769,574
Patent Litigation and PTAB cases: See patent lawsuits and PTAB cases for patent 7,976,870
Patent Claim Types:
see list of patent claims
Use; Dosage form; Delivery; Formulation;

Drugs Protected by US Patent 7,976,870

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
Mallinckrodt Inc XARTEMIS XR acetaminophen; oxycodone hydrochloride TABLET, EXTENDED RELEASE;ORAL 204031-001 Mar 11, 2014 DISCN Yes No ➤ Sign Up ➤ Sign Up METHOD OF TREATING PATIENTS WITH GASTRIC RETENTIVE DOSAGE FORM ➤ Sign Up
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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Serving hundreds of leading biopharmaceutical companies globally:

Express Scripts
Argus Health
Harvard Business School

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