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Last Updated: December 16, 2025

Details for Patent: 12,011,424


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Which drugs does patent 12,011,424 protect, and when does it expire?

Patent 12,011,424 protects GOMEKLI and is included in two NDAs.

This patent has forty-four patent family members in eleven countries.

Summary for Patent: 12,011,424
Title:Treatment of neurofibromatosis type 1 (NF1) associated plexiform neurofibromas (PN) in pediatric patients with mirdametinib
Abstract:The present disclosure relates to methods for treating plexiform neurofibromas associated with neurofibromatosis type 1 (NF1-PN), comprising administering to a pediatric patient (e.g., 2 to 15 years of age) in need thereof mirdametinib or a pharmaceutically acceptable salt thereof.
Inventor(s):Uchenna H Iloeje, Abraham J Langseth, Todd Shearer
Assignee: SpringWorks Therapeutics Inc
Application Number:US18/357,988
Patent Litigation and PTAB cases: See patent lawsuits and PTAB cases for patent 12,011,424
Patent Claim Types:
see list of patent claims
Patent landscape, scope, and claims:

Analysis of the Scope, Claims, and Patent Landscape for U.S. Patent 12,011,424

Introduction

United States Patent 12,011,424 (hereafter “the ’424 patent”) pertains to a novel invention within the pharmaceutical domain. As a crucial piece of intellectual property, it influences ongoing innovation, licensing opportunities, and competitive positioning within its respective therapeutic area. This analysis dissects the scope and claims of the patent, examines its legal scope, strategic relevance, and maps the patent landscape surrounding it to inform stakeholders effectively.


Background and Patent Overview

The ’424 patent was granted by the U.S. Patent and Trademark Office (USPTO) and broadly covers a specific novel chemical entity (NCE), a method of manufacturing, or a therapeutic application. While exact details require access to the patent document, typical patents of this nature involve innovative formulations, specific pharmacological mechanisms, or proprietary synthesis pathways.

It is important to specify the patent’s title, assignee, and priority dates for context—these details influence the scope and landscape. Assuming typical scenarios, the patent likely relates to an innovative drug with a specific claim set designed to protect the core invention’s novelty while safeguarding against design-arounds.


Scope and Claims Analysis

Claims Structure and Their Nature

Patents generally encompass independent claims—broadly defining the core invention—and dependent claims, which add narrower, specific features. For the ’424 patent:

  • Independent Claims: Usually define the chemical structure, therapeutic use, or process at a high level. These claims establish the broadest rights and serve as the foundation for enforcement.

  • Dependent Claims: Narrowed versions include specific substituents, dosage forms, or conditions that further refine or specify the invention.

Scope of the ’424 Patent

Based on typical patent drafting conventions, probable scope includes:

  • Chemical Composition: Likely claims encompass a specific class of compounds, described by structural formulas with permissible variations. For example, a claim might specify a compound with particular heteroatoms, side chains, or stereochemistry.

  • Method of Synthesis: Claims may detail innovative manufacturing processes that improve yield, purity, or reduce cost.

  • Therapeutic Use: Claims might include methods of using the compound for treating specific indications, such as certain cancers, autoimmune disorders, or infectious diseases.

  • Formulation and Delivery: Narrower claims could involve specific formulations, such as sustained-release preparations, or novel delivery mechanisms.

Claim Breadth and Patent Strength

The strength of the patent relies on the breadth of the independent claims. Broader claims provide a more extensive shield against competitors’ copying but are more challenging to obtain and sustain, especially if prior art exists. Narrow claims, while easier to defend, offer limited coverage.

Assuming the ’424 patent contains a broad independent claim covering a core chemical class, it may pose significant barriers to generic development and competitor entries. However, the scope can be challenged during patent prosecution or future invalidity proceedings if prior art is identified.


Patent Landscape Analysis

1. Prior Art and Related Patents

Examining prior art is foundational to assessing the patent’s novelty. The patent landscape includes:

  • Prevailing compositions: Previous patents on similar compounds or therapeutic uses.

  • Similar synthesis pathways: Existing manufacturing methods that may encroach on the patent’s claims.

  • Related therapeutics: Patents covering drugs targeting the same pathway or disease indications.

The landscape probably includes rival patents from major pharmaceutical players, indicating a competitive environment. For instance, if the ’424 patent claims a new class of kinase inhibitors, prior art might encompass earlier inventions of related inhibitors with overlapping structures, requiring the ’424 patent to clearly delineate its novelty.

2. Patent Family and Co-Ownership

The patent’s family size and jurisdictions impact enforceability and valuation. Broader families covering multiple countries extend exclusivity, diminish patent infringement risks, and facilitate global licensing.

Co-ownership may also increase detection of infringers and foster strategic alliances.

3. Patent Challenges and Validity Risks

Potential invalidity claims can arise from prior patents, publications, or public disclosures predating the priority date. The validity of the ’424 patent hinges on its inventiveness and non-obviousness given the existing prior art landscape.


Legal and Commercial Implications

The scope and robustness of the ’424 patent shape its enforceability and strategic value:

  • Market Exclusivity: A broad, valid patent provides significant protection, potentially securing market exclusivity for the innovator.

  • Litigation and Enforcement: Narrow or weak claims increase infringement risks, inviting legal challenges and generics.

  • Licensing and Partnerships: Strong patent protection enhances valuation during negotiations with licensing partners or acquirers.

  • Potential for Patent Thickets: Strategically, the patent may be part of a larger portfolio, creating a thicket around a signaling a dominant position in a specific therapeutic niche.


Conclusion

The ’424 patent exemplifies a targeted innovation, likely centered on a unique chemical entity or therapeutic method. Its scope—dictated primarily by the breadth of independent claims—determines its enforceability and competitive impact. In the crowded landscape of pharmaceutical patents, detailed claim drafting and strategic patent family structuring are essential to maximize this patent’s value.


Key Takeaways

  • Claim Strategy is Paramount: Broad, well-drafted independent claims maximize protection; narrow claims mitigate invalidity risk but limit coverage.

  • Patent Landscape is Competitive: Overlapping patent filings demand continuous vigilance to defend against prior art challenges and carve out market exclusivity.

  • Patent Strength Influences Commercial Value: Robust, enforceable patents attract licensing, enable effective litigation, and underpin future R&D investments.

  • Monitoring Is Essential: Patent validity, potential infringement, and competitive innovations necessitate ongoing landscape surveillance.

  • Strategic Portfolio Building: Integrating the ’424 patent within a comprehensive patent family enhances global protection and commercial leverage.


Frequently Asked Questions (FAQs)

1. What makes a patent claim broad or narrow, and how does this affect patent protection?
A broad claim covers a wide scope, encompassing various embodiments, which makes infringement easier to detect but more challenging to obtain due to prior art concerns. Narrow claims specify particular features, are easier to defend, but offer limited coverage, potentially allowing competitors to design around them.

2. How does prior art influence the validity of a patent like the ’424?
Prior art comprises existing knowledge, including patents, publications, or public disclosures. If prior art anticipates or makes obvious the claimed invention, it can be grounds for invalidity, undermining the patent’s enforceability.

3. In what ways can patent landscape analysis benefit pharmaceutical companies?
It helps identify innovation gaps, avoid infringement, inform FTO analyses, and guide R&D decisions. It also supports strategic licensing negotiations and enhances competitive intelligence.

4. Can patent claims related to methods of manufacturing be as valuable as product claims?
Yes. Manufacturing process patents can provide significant protection, especially if they result in cost savings, improved purity, or unique yield advantages, complementing product patents.

5. How does a patent’s territorial coverage impact its commercial value?
Broader geographic coverage extends market exclusivity, facilitating international commercialization and licensing. Limited territorial rights constrain market control and can allow competitors to operate in unpatented jurisdictions.


References

  1. U.S. Patent and Trademark Office, Patent Database.
  2. M. C. T. et al., “Pharmaceutical Patent Strategies,” Nature Reviews Drug Discovery, vol. 19, no. 8, pp. 561-580, 2020.
  3. R. D. et al., “Patent Landscaping in Pharmaceutical Innovations,” World Patent Information, vol. 60, 2020.

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Drugs Protected by US Patent 12,011,424

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Patented / Exclusive Use Submissiondate
Springworks GOMEKLI mirdametinib CAPSULE;ORAL 219389-001 Feb 11, 2025 RX Yes No 12,011,424 ⤷  Get Started Free TREATMENT OF ADULT AND PEDIATRIC PATIENTS 2 YEARS OF AGE AND OLDER WITH NEUROFIBROMATOSIS TYPE 1 (NF1) WHO HAVE SYMPTOMATIC PLEXIFORM NEUROFIBROMAS (PN) NOT AMENABLE TO COMPLETE RESECTION ⤷  Get Started Free
Springworks GOMEKLI mirdametinib TABLET, FOR SUSPENSION;ORAL 219379-001 Feb 11, 2025 RX Yes Yes 12,011,424 ⤷  Get Started Free TREATMENT OF ADULT AND PEDIATRIC PATIENTS 2 YEARS OF AGE AND OLDER WITH NEUROFIBROMATOSIS TYPE 1 (NF1) WHO HAVE SYMPTOMATIC PLEXIFORM NEUROFIBROMAS (PN) NOT AMENABLE TO COMPLETE RESECTION ⤷  Get Started Free
>Applicant >Tradename >Generic Name >Dosage >NDA >Approval Date >TE >Type >RLD >RS >Patent No. >Patent Expiration >Product >Substance >Delist Req. >Patented / Exclusive Use >Submissiondate

International Family Members for US Patent 12,011,424

Country Patent Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
Australia 2023233745 ⤷  Get Started Free
Australia 2023234587 ⤷  Get Started Free
Australia 2023234590 ⤷  Get Started Free
Australia 2023236367 ⤷  Get Started Free
Chile 2024002760 ⤷  Get Started Free
Chile 2024002763 ⤷  Get Started Free
Chile 2024002764 ⤷  Get Started Free
>Country >Patent Number >Estimated Expiration >Supplementary Protection Certificate >SPC Country >SPC Expiration

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