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Details for Patent: 6,866,866

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Which drugs does patent 6,866,866 protect, and when does it expire?

Patent 6,866,866 protects ACTOPLUS MET XR and FORTAMET and is included in two NDAs.

This patent has fifteen patent family members in nine countries.

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 Litigation and PTAB cases:	See patent lawsuits and PTAB cases for patent 6,866,866
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	Submissiondate
Takeda Pharms Usa	ACTOPLUS MET XR	metformin hydrochloride; pioglitazone hydrochloride	TABLET, EXTENDED RELEASE;ORAL	022024-001	May 12, 2009		DISCN	Yes	No			Y
Takeda Pharms Usa	ACTOPLUS MET XR	metformin hydrochloride; pioglitazone hydrochloride	TABLET, EXTENDED RELEASE;ORAL	022024-002	May 12, 2009		DISCN	Yes	No			Y
Andrx Labs Llc	FORTAMET	metformin hydrochloride	TABLET, EXTENDED RELEASE;ORAL	021574-002	Apr 27, 2004		DISCN	Yes	No			Y
Andrx Labs Llc	FORTAMET	metformin hydrochloride	TABLET, EXTENDED RELEASE;ORAL	021574-001	Apr 27, 2004		DISCN	Yes	No			Y

International Family Members for US Patent 6,866,866

Country	Patent Number	Estimated Expiration	Supplementary Protection Certificate	SPC Country	SPC Expiration
Australia	2005239716
Australia	3083002
Brazil	0115390
Canada	2427195
Canada	2564750
European Patent Office	1335708
European Patent Office	1723948