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Serving leading biopharmaceutical companies globally:

Dow
Queensland Health
Chubb
Boehringer Ingelheim
Deloitte
Johnson and Johnson
US Department of Justice
Mallinckrodt
Farmers Insurance
Harvard Business School

Generated: February 18, 2018

DrugPatentWatch Database Preview

Details for Patent: 6,495,162

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Summary for Patent: 6,495,162
Title: Controlled release oral tablet having a unitary core
Abstract:A controlled release antihyperglycemic tablet that does not contain an expanding polymer and comprising a core containing the antihyperglycemic drug, a semipermeable membrane coating the core and at least one passageway in the membrane.
Inventor(s): Cheng; Xiu Xiu (Davie, FL), Chen; Chih-Ming (Davie, FL), Jan; Steve (Coral Springs, FL), Chou; Joseph (Coral Springs, FL)
Assignee: Andrx Pharmaceuticals, Inc. (Davie, FL)
Application Number:10/016,556
Patent Claim Types:
see list of patent claims
Dosage form; Formulation; Device;

Drugs Protected by US Patent 6,495,162

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 6,495,162

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
6,099,859 Controlled release oral tablet having a unitary core ➤ Try a Free Trial
7,919,116 Controlled release metformin formulations ➤ Try a Free Trial
8,475,841 Controlled release metformin formulations ➤ Try a Free Trial
Patent No. Title Estimated Patent Expiration

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International Patents Family Members for US Patent 6,495,162

Country Document Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
China 1158999 ➤ Try a Free Trial
China 1308520 ➤ Try a Free Trial
Germany 69941115 ➤ Try a Free Trial
European Patent Office 2087889 ➤ Try a Free Trial
European Patent Office 1063971 ➤ Try a Free Trial
Spain 2328308 ➤ Try a Free Trial
Spain 2540972 ➤ Try a Free Trial
Hong Kong 1037963 ➤ Try a Free Trial
Japan 2002506810 ➤ Try a Free Trial
Japan 4557424 ➤ 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:

Merck
Cipla
Chinese Patent Office
McKinsey
Deloitte
Moodys
Boehringer Ingelheim
Farmers Insurance
Medtronic

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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