Janumet is a drug owned by Merck Sharp And Dohme Llc A Sub Of Merck And Co Inc. It is protected by 12 US drug patents filed from 2013 to 2021. Out of these, 4 drug patents are active and 8 have expired. Based on its patents and exclusivities, its generic launch date is estimated to be Jan 21, 2029. Details of Janumet's patents and their expiration are given in the table below.
| Drug Patent Number | Drug Patent Title | Drug Patent Expiry | Status |
|---|---|---|---|
| These drug patents protects the active chemical substance. Only drug patent owner can launch products that use this active substance. | |||
| US7326708 | Phosphoric acid salt of a dipeptidyl peptidase-IV inhibitor |
Nov, 2026
(2 years from now) | Active |
| These drug patents focus on the other aspects of the active substance like dosage, mode of administration (oral, tablet, capsules, liquids etc). | |||
| US6303661 | Use of dipeptidyl peptidase IV effectors for lowering the blood glucose level in mammals |
Apr, 2017
(7 years ago) |
Expired
|
| US7459428 | Method of regulating glucose metabolism, and reagents related thereto |
Feb, 2019
(5 years ago) |
Expired
|
| US6890898 | Method of regulating glucose metabolism, and reagents related thereto |
Feb, 2019
(5 years ago) |
Expired
|
| US7078381 | Method of regulating glucose metabolism, and reagents related thereto |
Feb, 2019
(5 years ago) |
Expired
|
| US6699871 | Beta-amino heterocyclic dipeptidyl peptidase inhibitors for the treatment or prevention of diabetes |
Jul, 2022
(2 years ago) |
Expired
|
| US7125873 | Beta-amino tetrahydroimidazo (1, 2-a) pyrazines and tetrahydrotrioazolo (4, 3-a) pyrazines as dipeptidyl peptidase inhibitors for the treatment or prevention of diabetes |
Jul, 2022
(2 years ago) |
Expired
|
|
US6699871 (Pediatric) | Beta-amino heterocyclic dipeptidyl peptidase inhibitors for the treatment or prevention of diabetes |
Jan, 2023
(1 year, 6 months ago) |
Expired
|
|
US7125873 (Pediatric) | Beta-amino tetrahydroimidazo (1, 2-a) pyrazines and tetrahydrotrioazolo (4, 3-a) pyrazines as dipeptidyl peptidase inhibitors for the treatment or prevention of diabetes |
Jan, 2023
(1 year, 6 months ago) |
Expired
|
|
US7326708 (Pediatric) | Phosphoric acid salt of a dipeptidyl peptidase-IV inhibitor |
May, 2027
(2 years from now) | Active |
| US8414921 | Pharmaceutical compositions of combinations of dipeptidyl peptidase-4 inhibitors with metformin |
Jul, 2028
(3 years from now) | Active |
|
US8414921 (Pediatric) | Pharmaceutical compositions of combinations of dipeptidyl peptidase-4 inhibitors with metformin |
Jan, 2029
(4 years from now) | Active |
A patent's expiry date may change depending upon legal activities going on that patent. Critical activities like abandoning of a patent, term extension of a patent or amendment of its claims can increase or decrease the life of a patent hence affecting its expiry date and in turn affecting the generic launch date of that drug. Tracking these ongoing activities on a patent application helps to keep an eye on the latest developments in the patent process of the drug which can give an idea of how early a drug's generic could be available. The next section provides a list of recent legal activities on Janumet's patents.
Latest Legal Activities on Janumet's Patents
Given below is the list of recent legal activities going on the following patents of Janumet.
| Event | Date | Patent/Publication |
|---|---|---|
 | ||
| Court Processing Terminated | 17 Apr, 2024 | US7326708 (Litigated) |
| Review Certificate Mailed | 19 Sep, 2023 | US7326708 (Litigated) |
| Review Certificate | 06 Sep, 2023 | US7326708 (Litigated) |
| Decision in Civil Action - Affirmed | 29 Sep, 2022 | US7326708 (Litigated) |
| Case Docketed to Examiner in GAU | 03 Jan, 2022 | US7326708 (Litigated) |
| Termination or Final Written Decision | 10 May, 2021 | US7326708 (Litigated) |
| Termination or Final Written Decision | 07 May, 2021 | US7326708 (Litigated) |
| Mail Certificate of Correction Memo | 22 Jan, 2021 | US7326708 (Litigated) |
| Post Issue Communication - Certificate of Correction | 19 Jan, 2021 | US7326708 (Litigated) |
| Certificate of Correction Memo | 18 Jan, 2021 | US7326708 (Litigated) |
While patent expiration is one way of estimating the generic date of a drug, if a patent gets invalidated somehow, the generic of the drug may arrive early. Being aware of all relevant patents can help in avoiding legal pitfalls. Given below are details of the litigation history of Janumet and ongoing litigations to help you estimate the early arrival of Janumet generic.
Janumet's Litigations
Janumet has been subject to various legal proceedings, including patent litigations. The earliest legal proceeding was initiated on Oct 30, 2019, against patent number US7326708. The petitioner Mylan Pharmaceuticals, Inc., challenged the validity or infringement of this patent, with Merck Sharp & Dohme Corp. et al. as the respondent. Click below to track the latest information on how companies are challenging Janumet's patents.
| Patent | Proceeding Filing Date | Status | Respondent | Petitioner |
|---|---|---|---|---|
 | ||||
| US7326708 | June, 2020 | Final Written Decision | Merck Sharp & Dohme Corp. et al. | Sun Pharmaceutical Industries Ltd. et al. |
| US7326708 | June, 2020 | Final Written Decision | Merck Sharp & Dohme Corp. et al. | Dr. Reddy's Laboratories, Inc. et al. |
| US7326708 | June, 2020 | Terminated-Settled | Merck Sharp & Dohme Corp. | Teva Pharmaceuticals USA, Inc. |
| US7326708 | October, 2019 | Final Written Decision | Merck Sharp & Dohme Corp. et al. | Mylan Pharmaceuticals, Inc. |
FDA has granted some exclusivities to Janumet. Till the time these exclusivities are active, no other company can market a generic or bioequivalent version of Janumet, regardless of the status of it's patents. These exclusivities hence play a crucial role in delaying the generic launch. Given below are details of the exclusivities granted to Janumet.
Exclusivity Information
Janumet holds 4 exclusivities. All of its exclusivities have expired in 2024. Details of Janumet's exclusivity codes and their expiration dates are given below.
| Drug Exclusivity | Drug Exclusivity Expiration |
|---|---|
| New Chemical Entity Exclusivity(NCE) | Oct 16, 2011 |
| M(M-244) | Aug 12, 2022 |
| M(M-187) | Dec 04, 2023 |
| Pediatric Exclusivity(PED) | Jun 04, 2024 |
Several oppositions have been filed on Janumet's European patents. EP oppositions can significantly impact the timeline for the generic launch of drugs. If an opposition results in the revocation or amendment of a patent, it can shorten the exclusivity period of the original drug. This can lead to an earlier entry of generic versions into the market. To help you estimate the potential early arrival of Janumet's generic, the next section provides detailed information on ongoing and past EP oppositions related to Janumet patents.
Janumet's oppositions filed in EPO
Janumet has faced multiple oppositions in the European Patent Office. The earliest opposition was filed on Jun 11, 2008, by Teva Pharmaceutical Industries Ltd.. This opposition was filed on patent number EP04755691A. Click below to reveal the latest opposition data.
| Application | Filing Date | Opposition Party | Legal Status |
|---|---|---|---|
| | |||
| EP05077584A | Mar, 2011 | APOTEX INC. | Revoked |
| EP04755691A | Jun, 2008 | Teva Pharmaceutical Industries Ltd. | Patent maintained as amended |
US patents provide insights into the exclusivity only within the United States, but Janumet is protected by patents in multiple countries. Understanding the full scope of patent protection is crucial in strategizing market entry. By looking at the broader patent landscape, you can identify markets with weaker patent protection which could be ideal generic entry points. The following section offers details on Janumet's family patents as well as insights into ongoing legal events on those patents.
Janumet's family patents
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Generic Launch
Generic Release Date:
Janumet's generic launch date based on the last expiry date of its patents and exclusivities combined is estimated to be Jan 21, 2029 (This date is subject to change depending upon the patent filing activities by the drug owner or exclusivity additions to its drug application)
Janumet Generics:
There are no approved generic versions for Janumet as of now.
How can I launch a generic of Janumet before its drug patent expiration? :
You can seek FDA approval to launch a generic drug before the expiration of Janumet's patents related by providing a 'paragraph IV certification' in your application, which states that the patent submitted by the Janumet's sponsor is invalid, unenforceable, or will not be infringed by your generic product.
Given below are the details of the already filed Para IV certificates on Janumet -
| Strength | Submission Date | ANDA(s) Filed | First applicant approval | Last patent expiry | 180 day status |
|---|---|---|---|---|---|
| 50 mg/500 mg and 50 mg/1000 mg | 18 Oct, 2010 | 5 | 24 Nov, 2026 |
About Janumet
Janumet is a drug owned by Merck Sharp And Dohme Llc A Sub Of Merck And Co Inc. It is used for managing type 2 diabetes mellitus. Janumet uses Metformin Hydrochloride; Sitagliptin Phosphate as an active ingredient. Janumet was launched by Msd Sub Merck in 2007.
Market Authorisation Date:
Janumet was approved by FDA for market use on 30 March, 2007.
NCE-1 date:
NCE-1 date is also known as the four year date as it is four years after the original drug approval. Since the approval date for Janumet is 30 March, 2007, its NCE-1 date is estimated to be 05 June, 2023
Active Ingredient:
Janumet uses Metformin Hydrochloride; Sitagliptin Phosphate as the active ingredient. Check out other Drugs and Companies using Metformin Hydrochloride; Sitagliptin Phosphate ingredient
Treatment:
Janumet is used for managing type 2 diabetes mellitus.
Dosage:
Janumet is available in tablet form for oral use. Given below is detailed information on Dosage -
| Strength | Dosage Form | Availability | Application Pathway |
|---|---|---|---|
| 1GM;EQ 50MG BASE | TABLET | Prescription | ORAL |
| 500MG;EQ 50MG BASE | TABLET | Prescription | ORAL |