Alkermes Drug Patent Portfolio
Alkermes owns 1 orange book drug protected by 19 US patents Given below is the list of Alkermes's drug patents along with their expiration dates.
| Drug Patent Number | Drug Patent Title | Drug Patent Expiry | Status |
|---|---|---|---|
| US7919499 | Naltrexone long acting formulations and methods of use | 15 Oct, 2029 | Active |
| US6495164 | Preparation of injectable suspensions having improved injectability | 25 May, 2020 | Expired |
| US6667061 | Preparation of injectable suspensions having improved injectability | 25 May, 2020 | Expired |
| US7799345 | Preparation of injectable suspensions having improved injectability | 25 May, 2020 | Expired |
| US6264987 | Method for preparing microparticles having a selected polymer molecular weight | 19 May, 2020 | Expired |
| US6379704 | Method for preparing microparticles having a selected polymer molecular weight | 19 May, 2020 | Expired |
| US6534092 | Method for preparing microparticles having a selected polymer molecular weight | 19 May, 2020 | Expired |
| US6331317 | Apparatus and method for preparing microparticles | 12 Nov, 2019 | Expired |
| US6395304 | Apparatus and method for preparing microparticles | 12 Nov, 2019 | Expired |
| US6495166 | Apparatus and method for preparing microparticles using in-line solvent extraction | 12 Nov, 2019 | Expired |
| US6537586 | Apparatus and method for preparing microparticles | 12 Nov, 2019 | Expired |
| US6713090 | Apparatus and method for preparing microparticles | 12 Nov, 2019 | Expired |
| US6939033 | Method and apparatus for preparing microparticles using in-line solvent extraction | 12 Nov, 2019 | Expired |
| US6194006 | Preparation of microparticles having a selected release profile | 30 Dec, 2018 | Expired |
| US6379703 | Preparation of microparticles having a selected release profile | 30 Dec, 2018 | Expired |
| US6596316 | Preparation of microparticles having a selected release profile | 30 Dec, 2018 | Expired |
| US5792477 | Preparation of extended shelf-life biodegradable, biocompatible microparticles containing a biologically active agent | 02 May, 2017 | Expired |
| US5916598 | Preparation of biodegradable, biocompatible microparticles containing a biologically active agent | 02 May, 2017 | Expired |
| US6403114 | Preparation of biodegradable, biocompatible microparticles containing a biologically active agent | 02 May, 2017 | Expired |
Latest Legal Activities on Alkermes's Drug Patents
Given below is the list of recent legal activities going on the following drug patents of Alkermes.
| Activity | Date | Patent Number |
|---|---|---|
 | ||
| Payment of Maintenance Fee, 12th Year, Large Entity | 05 Oct, 2022 | US7919499 |
| Payment of Maintenance Fee, 12th Year, Large Entity | 21 Mar, 2022 | US7799345 |
| Termination or Final Written Decision | 31 Jul, 2019 | US7919499 |
|
Request for Trial Granted
Critical
| 07 Nov, 2018 | US7919499 |
| Payment of Maintenance Fee, 8th Year, Large Entity | 05 Oct, 2018 | US7919499 |
| Petition Requesting Trial | 20 Apr, 2018 | US7919499 |
| Payment of Maintenance Fee, 8th Year, Large Entity | 21 Mar, 2018 | US7799345 |
|
Patent Issue Date Used in PTA Calculation
Critical
| 05 Apr, 2011 | US7919499 |
|
Recordation of Patent Grant Mailed
Critical
| 05 Apr, 2011 | US7919499 |
|
Email Notification
Critical
| 17 Mar, 2011 | US7919499 |
|
Issue Notification Mailed
Critical
| 16 Mar, 2011 | US7919499 |
| Dispatch to FDC | 04 Mar, 2011 | US7919499 |
|
Application Is Considered Ready for Issue
Critical
| 04 Mar, 2011 | US7919499 |
|
Issue Fee Payment Verified
Critical
| 01 Mar, 2011 | US7919499 |
|
Issue Fee Payment Received
Critical
| 01 Mar, 2011 | US7919499 |
Alkermes's Drug Patent Litigations
Alkermes's drugs have been subject to various legal proceedings, including patent litigations. The earliest legal proceeding was initiated on May 31, 2016, against patent number US6667061. The petitioner Luye Pharma Group Ltd., challenged the validity of this patent, with Alkermes Controlled Therapeutics, Inc. as the respondent. Click below to track the latest information on how companies are challenging Alkermes's patents.
| Patent | Proceeding Filing Date | Status | Respondent | Petitioner |
|---|---|---|---|---|
 | ||||
| US7919499 | April, 2018 |
Terminated-Settled
(31 Jul, 2019)
| Alkermes Pharma Ireland Limited | Amneal Pharmaceuticals LLC |
| US6667061 | May, 2016 |
FWD Entered
(28 Nov, 2017)
| Alkermes Controlled Therapeutics, Inc. | Luye Pharma Group Ltd. |
| US6667061 | May, 2016 |
Terminated-Denied
(30 Nov, 2016)
| Alkermes Controlled Therapeutics, Inc. | Luye Pharma Group Ltd. |
Alkermes's Family Patents
Alkermes drugs have patent protection in a total of 11 countries. It has a significant patent presence in the US with 54.8% of its patents being US patents. 3 countries have all of their patents expired or invalidated which has opened up potential generic launch opportunities in these countries. Click
below to unlock the full patent family tree.
Alkermes Drug List
Given below is the complete list of Alkermes's drugs and the patents protecting them.
1. Vivitrol
Vivitrol is protected by 19 patents, out of which 18 have expired. Check out its patent list below.
| Drug Patent Number | Drug Patent Title | Drug Patent Expiry | Status |
|---|---|---|---|
| US7919499 | Naltrexone long acting formulations and methods of use |
15 Oct, 2029
(4 years from now)
| Active |
| US6495164 | Preparation of injectable suspensions having improved injectability |
25 May, 2020
(4 years ago)
| Expired |
| US6667061 | Preparation of injectable suspensions having improved injectability |
25 May, 2020
(4 years ago)
| Expired |
| US7799345 | Preparation of injectable suspensions having improved injectability |
25 May, 2020
(4 years ago)
| Expired |
| US6264987 | Method for preparing microparticles having a selected polymer molecular weight |
19 May, 2020
(4 years ago)
| Expired |
| US6379704 | Method for preparing microparticles having a selected polymer molecular weight |
19 May, 2020
(4 years ago)
| Expired |
| US6534092 | Method for preparing microparticles having a selected polymer molecular weight |
19 May, 2020
(4 years ago)
| Expired |
| US6331317 | Apparatus and method for preparing microparticles |
12 Nov, 2019
(5 years ago)
| Expired |
| US6395304 | Apparatus and method for preparing microparticles |
12 Nov, 2019
(5 years ago)
| Expired |
| US6495166 | Apparatus and method for preparing microparticles using in-line solvent extraction |
12 Nov, 2019
(5 years ago)
| Expired |
| US6537586 | Apparatus and method for preparing microparticles |
12 Nov, 2019
(5 years ago)
| Expired |
| US6713090 | Apparatus and method for preparing microparticles |
12 Nov, 2019
(5 years ago)
| Expired |
| US6939033 | Method and apparatus for preparing microparticles using in-line solvent extraction |
12 Nov, 2019
(5 years ago)
| Expired |
| US6194006 | Preparation of microparticles having a selected release profile |
30 Dec, 2018
(6 years ago)
| Expired |
| US6379703 | Preparation of microparticles having a selected release profile |
30 Dec, 2018
(6 years ago)
| Expired |
| US6596316 | Preparation of microparticles having a selected release profile |
30 Dec, 2018
(6 years ago)
| Expired |
| US5792477 | Preparation of extended shelf-life biodegradable, biocompatible microparticles containing a biologically active agent |
02 May, 2017
(8 years ago)
| Expired |
| US5916598 | Preparation of biodegradable, biocompatible microparticles containing a biologically active agent |
02 May, 2017
(8 years ago)
| Expired |
| US6403114 | Preparation of biodegradable, biocompatible microparticles containing a biologically active agent |
02 May, 2017
(8 years ago)
| Expired |
Discover which of these patents contain the active ingredient(API) of the drug, their family patents, along with litigation and legal activity details of these patents on Vivitrol's drug page
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