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Last Updated: January 16, 2021

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Details for Patent: 8,414,921

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Which drugs does patent 8,414,921 protect, and when does it expire?

Patent 8,414,921 protects JANUMET and is included in one NDA.

Protection for JANUMET has been extended six months for pediatric studies, as indicated by the *PED designation in the table below.

This patent has nine patent family members in six countries.

Summary for Patent: 8,414,921
Title:Pharmaceutical compositions of combinations of dipeptidyl peptidase-4 inhibitors with metformin
Abstract: Disclosed are pharmaceutical compositions comprising fixed-dose combinations of a dipeptidyl peptidase-4 inhibitor and metformin, methods of preparing such pharmaceutical compositions, and methods of treating Type 2 diabetes with such pharmaceutical compositions.
Inventor(s): Kamali; Ashkan (West Conshohocken, PA), Alani; Laman (Lansdale, PA), Fliszar; Kyle A. (Quakertown, PA), Ghosh; Soumojeet (Lansdale, PA), Tijerina; Monica (Doylestown, PA)
Assignee: Merck Sharp & Dohme Corp. (Rahway, NJ)
Application Number:12/085,722
Patent Litigation and PTAB cases: See patent lawsuits and PTAB cases for patent 8,414,921
Patent Claim Types:
see list of patent claims
Composition; Dosage form; Use; Formulation;

Drugs Protected by US Patent 8,414,921

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Patented / Exclusive Use Submissiondate
Merck Sharp Dohme JANUMET metformin hydrochloride; sitagliptin phosphate TABLET;ORAL 022044-002 Mar 30, 2007 RX Yes Yes   Start Trial   Start Trial Y   Start Trial
Merck Sharp Dohme JANUMET metformin hydrochloride; sitagliptin phosphate TABLET;ORAL 022044-001 Mar 30, 2007 RX Yes No   Start Trial   Start Trial Y   Start Trial
>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: 8,414,921

PCT Information
PCT FiledDecember 12, 2006PCT Application Number:PCT/US2006/047380
PCT Publication Date:July 12, 2007PCT Publication Number: WO2007/078726

International Family Members for US Patent 8,414,921

Country Patent Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
Australia 2006333151   Start Trial
Canada 2633167   Start Trial
China 101365432   Start Trial
European Patent Office 1962827   Start Trial
Japan 2009519934   Start Trial
Japan 2013047260   Start Trial
Japan 5165582   Start Trial
>Country >Patent Number >Estimated Expiration >Supplementary Protection Certificate >SPC Country >SPC Expiration

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Serving leading biopharmaceutical companies globally:

Medtronic
Harvard Business School
Express Scripts
Johnson and Johnson
Moodys
Boehringer Ingelheim

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