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Last Updated: January 7, 2025

Details for Patent: 9,125,910


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Which drugs does patent 9,125,910 protect, and when does it expire?

Patent 9,125,910 protects TRINTELLIX and is included in one NDA.

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

This patent has ninety-two patent family members in thirty-four countries.

Summary for Patent: 9,125,910
Title:1-[2-(2,4 dimethylphenylsulfanyl)-phenyl]piperazine as a compound with combined serotonin reuptake, 5-HT.sub.3 and 5-HT.sub.1A activity for the treatment of cognitive impairment
Abstract: This disclosure relates to a method of treating a disease selected from the group consisting of Alzheimer's disease, cognitive impairment, and attention deficit hyperactivity disorder (ADHD). The method includes administering a therapeutically effective amount of Compound I or a pharmaceutically acceptable salt thereof to patient in need thereof, in which Compound I is 1-[2-(2,4-dimethylphenylsulfanyl)-phenyl]piperazine.
Inventor(s): Bang-Andersen; Benny (Copenhagen S, DK), Mork; Arne (Malov, DK), Stensbol; Tine Bryan (Vaerlose, DK), Faldt; Andre (Ishoj, DE)
Assignee: H. Lundbeck A/S (Copenhagen-Valby, DK)
Application Number:14/481,000
Patent Litigation and PTAB cases: See patent lawsuits and PTAB cases for patent 9,125,910
Patent Claim Types:
see list of patent claims
Use;
Patent landscape, scope, and claims:

United States Patent 9,125,910: A Detailed Analysis of Scope, Claims, and Patent Landscape

Introduction

The United States Patent 9,125,910, hereafter referred to as the '910 patent, is a method of use patent owned by H. Lundbeck A/S. This patent is significant in the pharmaceutical industry, particularly in the context of treating cognitive impairment using the drug vortioxetine. Here, we will delve into the scope, claims, and the broader patent landscape surrounding this patent.

Background of the Patent

The '910 patent was granted to H. Lundbeck A/S and is listed in the FDA’s Orange Book. It specifically covers the use of vortioxetine for treating cognitive impairment. This is one of the several patents related to vortioxetine, a drug marketed under the brand name Trintellix for the treatment of major depressive disorder (MDD)[2][5].

Scope of the Patent

The '910 patent is focused on a specific method of use for vortioxetine, which is the treatment of cognitive impairment. This scope is distinct from other patents related to vortioxetine, such as the '096 patent, which covers the use of vortioxetine in patients who have previously taken other antidepressant medications and had to cease or reduce use due to sexually related adverse events[2][5].

Claims of the Patent

The claims of the '910 patent are directed towards the method of using vortioxetine to treat cognitive impairment. These claims are critical in defining the intellectual property protection for this specific use of the drug. The patent's claims must be carefully analyzed to understand the exact scope of protection and any potential limitations or dependencies[2].

Patent Landscape

The patent landscape surrounding the '910 patent includes several other related patents. Here are some key points:

Related Patents

  • Compound Patents: U.S. Patent Nos. 7,144,884 and 8,476,279, which cover the compound vortioxetine itself, have expiration dates of June 17, 2026, and October 2, 2022, respectively[1].
  • Method of Use Patents: In addition to the '910 patent, there is the '096 patent, which covers the use of vortioxetine in patients who have previously taken other antidepressant medications and had to cease or reduce use due to sexually related adverse events[2][5].
  • Manufacturing Process Patent: The '626 patent covers a process for manufacturing vortioxetine. This patent is also relevant in the broader context of vortioxetine’s intellectual property protection[2][5].

Expiration Dates

The '910 patent has an expiration date of June 15, 2027. This is important for understanding the timeline of intellectual property protection and potential generic competition[1][2].

Litigation and Legal Implications

The '910 patent has been involved in significant litigation, particularly in the context of Hatch-Waxman actions. Here are some key points:

Hatch-Waxman Actions

  • H. Lundbeck A/S brought Hatch-Waxman actions against several generic drugmakers, including Lupin, alleging induced infringement of the '096 patent and contributory infringement of both the '096 and '910 patents. However, the District Court of Delaware found that the defendants’ Abbreviated New Drug Applications (ANDAs) did not infringe these patents[2][5].
  • The Federal Circuit affirmed this decision, ruling that the use claimed in a patent under 35 U.S.C. § 271(e)(2)(A) must be the use for which the FDA granted an NDA (and for which the ANDA was submitted). This means that submitting an ANDA for a drug for a use not covered by the '910 patent does not constitute infringement[5].

Impact on Generic Competition

The litigation outcome has significant implications for generic competition. Since the generic defendants sought approval only for the treatment of MDD in adults and not for the specific uses covered by the '096 and '910 patents, they were not found to infringe these patents. This allows generic versions of vortioxetine to enter the market for the approved indication, while the '910 patent continues to protect the specific use of vortioxetine for treating cognitive impairment[2][5].

Patent Analytics and Claim Coverage

To fully understand the protection and gaps in the patent landscape, patent analytics tools can be invaluable. Here’s how:

Claim Coverage Matrix

A Claim Coverage Matrix can help identify which patents and claims are actively protecting the intellectual property related to vortioxetine. This tool categorizes patents by claims and scope concepts, making it easier to analyze large numbers of patent claims concurrently[3].

Claim Charts

Interactive claim charts generated by tools like ClaimScape® can help technical experts determine whether a particular scope concept is applicable to a target product or method. This helps in identifying gaps in current coverage and highlighting future design opportunities[3].

Industry Impact and Future Directions

The '910 patent and related litigation have significant implications for the pharmaceutical industry:

Protection of Specific Uses

The '910 patent ensures that the specific use of vortioxetine for treating cognitive impairment remains protected, even as generic versions enter the market for other indications. This protection is crucial for maintaining the value of the intellectual property related to this drug[2][5].

Future Research and Development

Understanding the scope and claims of the '910 patent can guide future research and development. For instance, identifying gaps in the current claim coverage can highlight areas for new design options or additional method of use patents[3].

Key Takeaways

  • The '910 patent covers the use of vortioxetine for treating cognitive impairment.
  • The patent is part of a broader landscape that includes compound patents and other method of use patents.
  • Litigation has established that generic competition is allowed for indications not covered by the '910 patent.
  • Patent analytics tools are essential for understanding and managing the intellectual property protection related to vortioxetine.
  • The protection afforded by the '910 patent is crucial for maintaining the value of the intellectual property related to this specific use of vortioxetine.

FAQs

What is the primary use covered by the '910 patent?

The '910 patent primarily covers the use of vortioxetine for treating cognitive impairment.

What is the expiration date of the '910 patent?

The '910 patent has an expiration date of June 15, 2027.

How does the '910 patent differ from the '096 patent?

The '910 patent covers the use of vortioxetine for treating cognitive impairment, while the '096 patent covers the use of vortioxetine in patients who have previously taken other antidepressant medications and had to cease or reduce use due to sexually related adverse events.

What was the outcome of the Hatch-Waxman litigation involving the '910 patent?

The Federal Circuit ruled that the generic defendants did not infringe the '910 patent because their ANDAs sought approval only for the treatment of MDD in adults, not for the specific use covered by the '910 patent.

How can patent analytics tools help in managing the intellectual property related to vortioxetine?

Patent analytics tools can help identify which patents and claims are actively protecting the intellectual property, categorize patents by claims and scope concepts, and highlight gaps in current coverage and future design opportunities.

Sources

  1. H. Lundbeck - United States Court of Appeals for the Federal Circuit. (2023, December 7). Retrieved from https://cafc.uscourts.gov/opinions-orders/22-1194.OPINION.12-7-2023_2234246.pdf
  2. The Federal Circuit Weighs in On Hatch-Waxman “Skinny” Label Infringement Dispute. (2023, December 18). Retrieved from https://www.fr.com/insights/thought-leadership/blogs/the-federal-circuit-weighs-in-on-hatch-waxman-skinny-label-infringement-dispute/
  3. Patent Analytics | Intellectual Property Law. Retrieved from https://www.slwip.com/services/patent-analytics/
  4. The Precedent: Vol 002 - Vorys. Retrieved from https://www.vorys.com/publication-the-precedent-vol-002
  5. Federal Circuit Rules That Defendants' Abbreviated New Drug Applications Did Not Infringe Plaintiffs’ Drug Patents. (2023, December 19). Retrieved from https://www.lit-ip.aoshearman.com/federal-circuit-rules-that-defendants-abbreviated

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Drugs Protected by US Patent 9,125,910

Showing 1 to 4 of 4 entries

International Family Members for US Patent 9,125,910

CountryPatent NumberEstimated ExpirationSupplementary Protection CertificateSPC CountrySPC Expiration
Argentina 061481 ⤷  Subscribe
Argentina 065797 ⤷  Subscribe
Australia 2007260355 ⤷  Subscribe
Australia 2008228638 ⤷  Subscribe
Austria E495745 ⤷  Subscribe
Austria E540941 ⤷  Subscribe
Brazil 122020011899 ⤷  Subscribe
>Country>Patent Number>Estimated Expiration>Supplementary Protection Certificate>SPC Country>SPC Expiration
Showing 1 to 7 of 7 entries

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