DrugPatentWatch Database Preview
Details for Patent: 8,431,156
Summary for Patent: 8,431,156
Title: | Pharmaceutical composition |
Abstract: | The present invention relates to an oral controlled release pharmaceutical composition in the form of a unit dosage form comprising: (a) a highly soluble high dose active ingredient consisting essentially of therapeutically effective amount of levetiracetam or a pharmaceutically acceptable derivative thereof, and (b) a rate controlling means comprising a rate-controlling agent and/or a coating selected from (i) a active ingredient permeable coating surrounding the unit dosage form, and (ii) an active ingredient impermeable coating covering one or more surfaces but not all the surfaces of the unit dosage form, wherein the composition is in the form of a compact tablet and the levetiracetam or a pharmaceutically acceptable derivative thereof is present in an amount ranging from about 55% to about 90% by weight of the tablet. |
Inventor(s): | Zala; Yashoraj Rupsinh (Mumbai, IN), Dharmadhikari; Nitin Bhalachandra (Mumbai, IN) |
Assignee: | Sun Pharma Advanced Research Company Ltd. (Mumbai, IN) |
Application Number: | 11/884,770 |
Patent Claim Types: see list of patent claims | Composition; Dosage form; |
Drugs Protected by US Patent 8,431,156
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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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 |
Foreign Priority and PCT Information for Patent: 8,431,156
Foriegn Application Priority Data | ||
Foreign Country | Foreign Patent Number | Foreign Patent Date |
India | 196/MUM/2005 | Feb 22, 2005 |
PCT Information | |||
PCT Filed | February 22, 2006 | PCT Application Number: | PCT/IN2006/000059 |
PCT Publication Date: | November 23, 2006 | PCT Publication Number: | WO2006/123357 |
International Patents Family Members for US Patent 8,431,156
Country | Document Number | Estimated Expiration | Supplementary Protection Certificate | SPC Country | SPC Expiration |
---|---|---|---|---|---|
European Patent Office | 1909770 | ➤ Try a Free Trial | |||
Spain | 2403069 | ➤ Try a Free Trial | |||
World Intellectual Property Organization (WIPO) | 2006123357 | ➤ Try a Free Trial | |||
Country | Document Number | Estimated Expiration | Supplementary Protection Certificate | SPC Country | SPC Expiration |