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 | Submissiondate |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
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 | >Submissiondate |
International Family Members for US Patent 7,976,870
Country | Patent Number | Estimated Expiration | Supplementary Protection Certificate | SPC Country | SPC Expiration |
---|---|---|---|---|---|
Canada | 2409552 | ⤷ Sign Up | |||
European Patent Office | 1439826 | ⤷ Sign Up | |||
Japan | 2005507000 | ⤷ Sign Up | |||
>Country | >Patent Number | >Estimated Expiration | >Supplementary Protection Certificate | >SPC Country | >SPC Expiration |