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Cipla
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Generated: April 24, 2018

DrugPatentWatch Database Preview

Details for Patent: 6,790,459

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Summary for Patent: 6,790,459
Title: Methods for treating diabetes via administration of controlled release metformin
Abstract:A method 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 a 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): Cheng; Xiu Xiu (Davie, FL), Chen; Chih-Ming (Davie, FL), Jan; Steve (Coral Springs, FL), Chou; Joseph (Manassas, VA)
Assignee: Andrx Labs, LLC (Davie, FL)
Application Number:09/705,625
Patent Claim Types:
see list of patent claims
Use; Composition; Dosage form;

Drugs Protected by US Patent 6,790,459

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 ➤ Sign Up ➤ Sign Up ADJUNCT TO DIET AND EXERCISE TO IMPROVE GLYCEMIC CONTROL IN PATIENTS WITH TYPE 2 DIABETES WHO ARE ALREADY TREATED WITH A PIOGLITAZONE AND METFORMIN ➤ Sign Up
Takeda Pharms Usa ACTOPLUS MET XR metformin hydrochloride; pioglitazone hydrochloride TABLET, EXTENDED RELEASE;ORAL 022024-002 May 12, 2009 RX Yes Yes ➤ Sign Up ➤ Sign Up ADJUNCT TO DIET AND EXERCISE TO IMPROVE GLYCEMIC CONTROL IN PATIENTS WITH TYPE 2 DIABETES WHO ARE ALREADY TREATED WITH A PIOGLITAZONE AND METFORMIN ➤ Sign Up
Andrx Labs Llc FORTAMET metformin hydrochloride TABLET, EXTENDED RELEASE;ORAL 021574-002 Apr 27, 2004 AB2 RX Yes Yes ➤ Sign Up ➤ Sign Up METHOD OF LOWERING BLOOD GLUCOSE BY ONCE DAILY ADMINISTRATION ➤ Sign Up
Andrx Labs Llc FORTAMET metformin hydrochloride TABLET, EXTENDED RELEASE;ORAL 021574-001 Apr 27, 2004 AB2 RX Yes No ➤ Sign Up ➤ Sign Up METHOD OF LOWERING BLOOD GLUCOSE BY ONCE DAILY ADMINISTRATION ➤ 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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Non-Orange Book US Patents Family Members for Patent 6,790,459

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
6,866,866 Controlled release metformin compositions ➤ Sign Up
Patent No. Title Estimated Patent Expiration

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International Patents Family Members for US Patent 6,790,459

Country Document Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
European Patent Office 1335708 ➤ Sign Up
European Patent Office 1723948 ➤ Sign Up
European Patent Office 1746993 ➤ Sign Up
Australia 2005239716 ➤ Sign Up
Country Document Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration

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Serving hundreds of leading biopharmaceutical companies globally:

Chubb
Express Scripts
Julphar
Teva
UBS
AstraZeneca
Medtronic
Harvard Business School
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