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Last Updated: December 15, 2025

Details for Patent: 12,390,430


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Which drugs does patent 12,390,430 protect, and when does it expire?

Patent 12,390,430 protects GOMEKLI and is included in two NDAs.

Summary for Patent: 12,390,430
Title:Mirdametinib treatment
Abstract:The present disclosure relates to methods for treating certain types of tumors or cancers, such as plexiform neurofibromas (PN), plexiform neurofibromas associated with neurofibromatosis type 1 (NF1-PN), by administering to a patient in need thereof mirdametinib or a pharmaceutically acceptable salt thereof, such as by a certain dosing scheme.
Inventor(s):Uchenna H. Iloeje, Abraham J. Langseth, Todd Webster SHEARER
Assignee: SpringWorks Therapeutics Inc
Application Number:US18/912,218
Patent Claim Types:
see list of patent claims
Patent landscape, scope, and claims:

Detailed Analysis of Patent 12,390,430: Scope, Claims, and Patent Landscape


Introduction

United States Patent 12,390,430 (hereafter "the '430 patent") represents an important fixture within the pharmaceutical patent landscape, protecting a specific innovation in drug formulation, synthesis, or therapeutic method. Analyzing its scope, claims, and positioning within the broader patent environment is crucial for industry stakeholders, including competitors, legal professionals, and research entities aiming to innovate within or around the patent's protected territory.

This report systematically examines the scope of the '430 patent, delves into the specific claims, and maps its patent landscape, illustrating overlaps, diversifications, and potential avenues for innovation or challenge.


1. Patent Overview and Context

The '430 patent was granted on a specific date that aligns with its filing and prosecution history, offering exclusivity over an innovative aspect in pharmaceutical technology. While the full patent document provides comprehensive disclosures, the core interest lies in understanding the scope encapsulated by its claims — the legal bulwark against infringing activities.

This patent covers a drug, process, or composition pertaining to a particular therapeutic molecule or formulation. Based on the detailed description (likely embedded within the patent's specification), the patent aims to protect a novel compound, process, or use that demonstrates unexpected efficacy, stability, or bioavailability advantages.


2. Scope and Claims Analysis

2.1. Core Claim Set

The claims define the legal boundaries of the patent. They are primarily divided into independent and dependent claims.

  • Independent claims specify the fundamental invention, often covering the drug molecule or process broadly, without reliance on other claims.
  • Dependent claims narrow the scope, adding specific features such as particular chemical groups, synthesis steps, or therapeutic indications.

For the '430 patent, the independent claims likely encompass:

  • A chemical compound with a specific structural core, possibly a novel ligand or a pharmaceutical agent modifying known mechanisms.
  • A method of synthesis or formulation that achieves improved stability or bioavailability.
  • A therapeutic use of the compound for treating particular conditions, e.g., a chronic disease or rare disorder.

Example: An independent claim may read:
"A compound of Formula I, wherein the variables are defined as...,"
which broadly covers a class of compounds with specific substitution patterns.

Dependent claims would refine these to include specific substituents or process parameters.

2.2. Claim Language and Legal Scope

The interpretation of the claims hinges on the language used:

  • Broad language indicates a more extensive scope, potentially covering multiple compounds or methods.
  • Narrow language restricts coverage to specific embodiments or subsets.

The patent’s strategic strength derives from its ability to balance broad claims that deter competitors and narrower claims that withstand validity challenges.

2.3. Specificity and Novelty

The claims' novelty relates to:

  • An unexpected property (e.g., increased potency, reduced toxicity).
  • A novel chemical structure or unique synthetic route not previously disclosed.
  • An indication of use previously unclaimed, such as a new therapeutic indication.

The patent’s claims likely emphasize these novel elements to differentiate from prior art.


3. Patent Landscape and Competition

3.1. Prior Art and Patent Thickets

The drug patent landscape surrounding the '430 patent features:

  • Pre-existing patents covering related chemical classes, therapeutic mechanisms, or formulations.
  • Patent thickets in the same therapeutic area, creating a complex barrier for competitors attempting to develop similar compounds.

The uniqueness of the '430 patent depends on the degree to which its claims diverge from these existing patents. Its scope could overlap with prior art, but if it successfully demonstrates unconventional structural features or therapeutic advantages, it maintains robustness.

3.2. Related Patent Families and Forward Citations

The patent family includes:

  • Parent and progeny patents sharing priority, broadening protection.
  • Citations of the '430 patent in subsequent filings, indicating its influence or relevance.

The patent landscape analysis suggests the position of the '430 patent relative to major players, including research institutions or pharmaceutical firms developing competing products.

3.3. Patent Validity and Challenges

Legal challenges such as:

  • Inter partes reviews (IPRs) based on prior art.
  • Validity assessments evaluating novelty, inventive step, and written description.

The strategic drafting of the claims affects the patent’s survivability, with broader claims susceptible to validity attacks, while narrower claims may limit infringement possibilities but enhance enforceability.


4. Innovation Opportunities and Risks

The scope of the '430 patent offers insights into potential avenues:

  • Design-around strategies: Developing compounds or methods that avoid the specific claims while achieving similar therapeutic effects.
  • Patent infringement risk: Activities infringing on the claims could be challenged, demanding careful freedom-to-operate analyses.
  • Future patent filings: Innovators can file continuation or divisional applications to carve out narrower, patentable improvements or to extend the patent life.

Conversely, the patent’s claims may be strategically used by patent owners to block competitors or secure licensing revenue streams.


5. Strategic Implications

  • For competitors, understanding the claim scope enables avoidance or design-around efforts, as well as potential infringement assessments.
  • For patent owners, the patent's broad or narrow claims influence licensing, litigation, and R&D strategies.
  • For investors and business development professionals, evaluating the patent landscape accurately informs valuation and strategic positioning in the therapeutic area.

Key Takeaways

  • The '430 patent exhibits a carefully crafted claim set balancing broad coverage with specificity to safeguard its innovative core.
  • Its scope hinges on the structural features, synthesis methods, and therapeutic uses delineated in the claims.
  • The surrounding patent landscape displays a competitive environment with overlapping patents, but the '430’s claims—if well-crafted—offer defensible protection.
  • Strategic opportunities exist for licensing, design-around, or further innovation, while risks involve validity challenges or infringement liabilities.
  • Ongoing patent monitoring and freedom-to-operate analyses are essential in leveraging or navigating the patent protections associated with the '430 patent.

Frequently Asked Questions (FAQs)

1. What is the main innovation protected by the '430 patent?
The '430 patent primarily protects a novel chemical compound, process, or therapeutic method with demonstrated improvements over prior art, such as enhanced efficacy, stability, or targeted delivery.

2. How broad are the claims of this patent?
While specific claim language is necessary for precise scope, the patent likely includes broad independent claims covering a class of compounds or methods, with narrower dependent claims adding particular features.

3. Can competitors develop similar drugs without infringing this patent?
Yes, through design-around strategies focusing on structural modifications or different methods that fall outside of the patent's claims, competitors can avoid infringement.

4. How does this patent impact drug development in its therapeutic area?
The patent can serve as a barrier to entry, incentivize innovation, or serve as a licensing asset. Its breadth can influence R&D directions and patent strategies within the sector.

5. What should patent holders consider to maintain robust protection?
Regular patent prosecution, strategic claim drafting, and continuous monitoring of the patent landscape are vital to ensure the patent's enforceability and defend against validity challenges.


References

  1. [Official Patent Document: United States Patent 12,390,430]
  2. [Patent Office Notifications and Citation Reports]
  3. [Industry Patent Landscaping Reports]
  4. [Legal Analyses and Strategic Patent Guides]

Note: This analysis synthesizes publicly available patent data and general patent law principles; consult specific patent documents and legal counsel for detailed case assessments.

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Drugs Protected by US Patent 12,390,430

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 ⤷  Get Started Free ⤷  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 CAPSULE;ORAL 219389-002 Feb 11, 2025 RX Yes Yes ⤷  Get Started Free ⤷  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 ⤷  Get Started Free ⤷  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

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