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Serving leading biopharmaceutical companies globally:

McKesson
Mallinckrodt
Teva
Deloitte
Merck
Covington
Chinese Patent Office
Fish and Richardson
Citi
QuintilesIMS

Generated: February 20, 2018

DrugPatentWatch Database Preview

Details for Patent: 6,866,866

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Summary for Patent: 6,866,866
Title: Controlled release metformin compositions
Abstract:A composition for treating patients having non-insulin-dependent diabetes mellitus (NIDDM) by administering a controlled release oral solid dosage form containing preferably a biguanide drug such as metformin, on a once-a-day basis. The dosage form provides a mean time to maximum plasma concentration (T.sub.max) of the drug which occurs at 5.5 to 7.5 hours after oral administration on a once-a-day basis to human patients. Preferably, the dose of drug is administered at dinnertime to a patient in the fed state.
Inventor(s): Chen; Chih-Ming (Davie, FL), Cheng; Xiu-Xiu (Davie, FL), Jan; Steve (Coral Springs, FL), Chou; Joseph (Manassas, VA)
Assignee: Andrx Labs, LLC (Davie, FL)
Application Number:09/705,630
Patent Claim Types:
see list of patent claims
Composition; Compound; Dosage form; Formulation; Device;

Drugs Protected by US Patent 6,866,866

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
Takeda Pharms Usa ACTOPLUS MET XR metformin hydrochloride; pioglitazone hydrochloride TABLET, EXTENDED RELEASE;ORAL 022024-001 May 12, 2009 RX Yes No ➤ Try a Free Trial ➤ Try a Free Trial Y ➤ Try a Free Trial
Takeda Pharms Usa ACTOPLUS MET XR metformin hydrochloride; pioglitazone hydrochloride TABLET, EXTENDED RELEASE;ORAL 022024-002 May 12, 2009 RX Yes Yes ➤ Try a Free Trial ➤ Try a Free Trial Y ➤ Try a Free Trial
Andrx Labs Llc FORTAMET metformin hydrochloride TABLET, EXTENDED RELEASE;ORAL 021574-002 Apr 27, 2004 AB2 RX Yes Yes ➤ Try a Free Trial ➤ Try a Free Trial Y ➤ Try a Free Trial
Andrx Labs Llc FORTAMET metformin hydrochloride TABLET, EXTENDED RELEASE;ORAL 021574-001 Apr 27, 2004 AB2 RX Yes No ➤ 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 6,866,866

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
6,790,459 Methods for treating diabetes via administration of controlled release metformin ➤ Try a Free Trial
Patent No. Title Estimated Patent Expiration

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International Patents Family Members for US Patent 6,866,866

Country Document Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
New Zealand 525559 ➤ Try a Free Trial
Mexico PA03003994 ➤ Try a Free Trial
South Korea 20030061392 ➤ Try a Free Trial
Japan 2007535557 ➤ Try a Free Trial
Japan 2004531463 ➤ Try a Free Trial
European Patent Office 1746993 ➤ Try a Free Trial
European Patent Office 1723948 ➤ Try a Free Trial
European Patent Office 1335708 ➤ Try a Free Trial
Canada 2564750 ➤ Try a Free Trial
Canada 2427195 ➤ 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:

Teva
Fish and Richardson
Chinese Patent Office
Colorcon
Moodys
Covington
Deloitte
Fuji
Chubb

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 verifification 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.

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