➤ Get the DrugPatentWatch Daily Briefing

Get Daily Updates on Generic Entry, Litigation, Biosimilars, and more …

Serving leading biopharmaceutical companies globally:

Johnson and Johnson
Boehringer Ingelheim

Last Updated: June 12, 2021

DrugPatentWatch Database Preview

Details for Patent: 8,163,306

Email this page to a colleague

« Back to Dashboard

Summary for Patent: 8,163,306
Title:Oral drug delivery system
Abstract: An oral drug delivery system comprising a coated tablet having one or more surfaces. The coated tablet further comprises a core and a coating surrounding the core. The core comprises an active ingredient composition comprising at least one active ingredient and a pharmaceutically acceptable excipient and a composition selected from a swellable composition and a reactive composition located in an immediate vicinity of one or more preselected surfaces. The coating is operable to be reliably removed fully from the one or more of the preselected surfaces of the tablet upon contact with an aqueous environment, but not removed from at least one of the surfaces.
Inventor(s): Dharmadhikari; Nitin Bhalachandra (Mumbai, IN), Zala; Yashoraj Rupsinh (Mumbai, IN), Singh; Amarjit (Mumbai, IN)
Assignee: Sun Pharma Advanced Research Company (Andheri (E), Mumbai, IN)
Application Number:10/572,502
Patent Claim Types:
see list of patent claims
Composition; Delivery; Dosage form;

Drugs Protected by US Patent 8,163,306

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Patented / Exclusive Use Submissiondate
Tripoint ELEPSIA XR levetiracetam TABLET, EXTENDED RELEASE;ORAL 204417-001 Dec 20, 2018 RX Yes No   Get Started Free   Get Started Free Y   Get Started Free
Tripoint ELEPSIA XR levetiracetam TABLET, EXTENDED RELEASE;ORAL 204417-002 Dec 20, 2018 RX Yes Yes   Get Started Free   Get Started Free Y   Get Started Free
>Applicant >Tradename >Generic Name >Dosage >NDA >Approval Date >TE >Type >RLD >RS >Patent No. >Patent Expiration >Product >Substance >Delist Req. >Patented / Exclusive Use >Submissiondate

Foreign Priority and PCT Information for Patent: 8,163,306

Foriegn Application Priority Data
Foreign Country Foreign Patent Number Foreign Patent Date
India987/MUM/2003Sep 19, 2003
PCT Information
PCT FiledJune 30, 2004PCT Application Number:PCT/IN2004/000192
PCT Publication Date:May 06, 2005PCT Publication Number: WO2005/039481

International Family Members for US Patent 8,163,306

Country Patent Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
African Regional IP Organization (ARIPO) 200603602   Get Started Free
Austria 551051   Get Started Free
Australia 2004283565   Get Started Free
Australia 2011200881   Get Started Free
Brazil PI0414305   Get Started Free
Canada 2543353   Get Started Free
China 1856299   Get Started Free
>Country >Patent Number >Estimated Expiration >Supplementary Protection Certificate >SPC Country >SPC Expiration

Make Better Decisions: Try a trial or see plans & pricing

Serving leading biopharmaceutical companies globally:

Johnson and Johnson
Express Scripts

Drugs may be covered by multiple patents or regulatory protections. All trademarks and applicant names are the property of their respective owners or licensors. Although great care is taken in the proper and correct provision of this service, thinkBiotech LLC does not accept any responsibility for possible consequences of errors or omissions in the provided data. The data presented herein is for information purposes only. There is no warranty that the data contained herein is error free. thinkBiotech performs no independent verification of facts as provided by public sources nor are attempts made to provide legal or investing advice. Any reliance on data provided herein is done solely at the discretion of the user. Users of this service are advised to seek professional advice and independent confirmation before considering acting on any of the provided information. thinkBiotech LLC reserves the right to amend, extend or withdraw any part or all of the offered service without notice.