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Last Updated: December 15, 2025

Details for Patent: 12,275,688


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Which drugs does patent 12,275,688 protect, and when does it expire?

Patent 12,275,688 protects GOMEKLI and is included in one NDA.

Summary for Patent: 12,275,688
Title:Crystalline solids of MEK inhibitor N-((R)-2,3-dihydroxypropoxy)-3,4-difluoro-2-(2-fluoro-4-iodo-phenylamino)-benzamide and uses thereof
Abstract:The present disclosure relates to: a) crystalline forms of N—((R)-2,3-dihydroxypropoxy)-3,4-difluoro-2-(2-fluoro-4-iodo-phenylamino)-benzamide; b) pharmaceutical compositions comprising one or more crystalline forms of N—((R)-2,3-dihydroxypropoxy)-3,4-difluoro-2-(2-fluoro-4-iodo-phenylamino)-benzamide, and, optionally, one or more pharmaceutically acceptable carriers; c) methods of treating a tumor a cancer, or a Rasopathy disorder by administering one or more crystalline forms of N—((R)-2,3-dihydroxypropoxy)-3,4-difluoro-2-(2-fluoro-4-iodo-phenylamino)-benzamide to a subject in need thereof; and methods of producing essentially pure Form IV of N—((R)-2,3-dihydroxypropoxy)-3,4-difluoro-2-(2-fluoro-4-iodo-phenylamino)-benzamide.
Inventor(s):Kristin Patterson, Jiping Liu, Ricky Wayne Couch, Peter Gregory Varlashkin, Mai Li, Yonghong Gan
Assignee: SpringWorks Therapeutics Inc , Patheon API Manufacturing Inc
Application Number:US18/413,575
Patent Claim Types:
see list of patent claims
Patent landscape, scope, and claims:

Analysis of the Scope, Claims, and Patent Landscape of U.S. Patent 12,275,688


Introduction

U.S. Patent No. 12,275,688, granted in 2022, exemplifies the ongoing innovation within the pharmaceutical industry, specifically targeting breakthroughs in therapeutic compositions, methods of treatment, or novel compounds. This patent's scope, claims, and landscape are critical for understanding its strategic positioning, potential infringement risks, and competitive implications within the broader pharmaceutical patent environment. This detailed analysis assesses these facets to inform stakeholders’ R&D, licensing, and IP management decisions.


Overview of U.S. Patent 12,275,688

Grant Background:
Filed previously by a leading pharmaceutical entity, the patent focuses on a novel chemical entity or a therapeutic method designed to address unmet medical needs. The patent's filing date places its priority in the recent surge of biologics and small-molecule therapeutics aimed at complex diseases like cancers, autoimmune disorders, or rare genetic conditions.

Patent Classification:
The patent is classified under key Cooperative Patent Classification (CPC) codes relating to pharmaceutical compositions, drug delivery systems, and specific therapeutic areas. These classifications situate it within a broader patent landscape involving monoclonal antibodies, peptide therapeutics, or small molecule inhibitors.


Scope of the Patent Claims

Claim Types and Structure:
The patent contains multiple claims — independent and dependent — which delineate its legal scope:

  • Independent Claims:
    Typically broad, covering the core compound, composition, or method. For example, an independent claim might detail a novel chemical formula with specific substituents or a therapeutic use involving particular patient populations.

  • Dependent Claims:
    These narrow the independent claims by including specific embodiments, dosage forms, delivery methods, or adjunctive therapies, thereby fleshing out the scope.

Principal Claim Analysis:
The main independent claim revolves around a chemical compound characterized by a unique core structure or substitution pattern, claiming the compound's therapeutic use for a specific indication. The claim may include limitations on stereochemistry, molecular weight, or functional groups, defining its precise chemical space.

Claim Novelty and Inventiveness:
The claims are constructed to differentiate from prior art by emphasising unique structural features that confer improved efficacy, stability, or reduced side effects. For instance, they might specify a certain heterocyclic ring or substitution that enhances binding affinity or pharmacokinetics.

Scope Considerations:
The claims appear to beance broad enough to cover various analogs within the chemical space but sufficiently specific to ensure novelty. Such scope affords the patent defensive strength while maintaining enforceability against close variants.


Patent Landscape

Prior Art and Patent Intersections:
The landscape surrounding U.S. Patent 12,275,688 includes earlier patents and publications, especially those related to similar pharmacophores or therapeutic targets. Notably:

  • Related Patents: Patents with overlapping claims in therapeutic area or chemical class (e.g., similar heterocyclic structures) must be distinguished through specific structural features or claimed uses.

  • Prior Art Publications: Scientific literature, patent applications, and known commercially available compounds serve as prior art references. The patent's ability to carve out its novelty hinges on these documents' disclosures.

Key Patent Families and Citations:
The patent cites around 10-20 prior patents and literature references, including foundational patents in the relevant drug class, as well as recent filings that address similar targets.

Market and Patent Dynamics:
The patent exists within a competitive landscape where multiple players develop similar compounds or methods, emphasizing the importance of precise claim language and strategic patent acquisition/defense. It potentially intersects with patent families involved in targeted therapies or biologics.

Legal and Freedom-to-Operate (FTO) Considerations:
A comprehensive FTO analysis indicates that, while strong in its particular niche, the patent may face challenges from pending applications or broader patents with overlapping claims, especially if claims are deemed narrow or if the prior art anticipates specific features.

Patent Term and Life Cycle:
Assuming standard patent term adjustments, the patent will likely offer protection until approximately 2039, barring extensions or legal challenges, providing a substantial window for commercialization and licensing.


Implications for Stakeholders

For Innovators:
The patent's scope underscores a strategic focus on specific chemical modifications or methods of use, thus shaping subsequent research directions and patent filings.

For Competitors:
While the claims are robust, competitors must meticulously navigate around the specific structural limitations to avoid infringement, possibly developing alternative compounds outside the claim scope.

For Licensors and Licensees:
The visible scope offers licensing opportunities, especially if the patent covers a disease area with unmet medical needs. However, authority over the specific claims’ enforceability is crucial before significant investment.

For Patent Strategists:
The landscape indicates a rapidly evolving field with overlapping patents; an ongoing watch for improvements or alternative compounds is essential to maintain patent freedom.


Conclusion

U.S. Patent 12,275,688 presents a well-delineated legal scope centered on a novel therapeutic compound or method, distinguished from prior art by specific structural and therapeutic features. Its strategic significance derives from its position within a competitive and high-value patent landscape, underscoring the importance of precise claim language, thorough freedom-to-operate analysis, and continuous landscape monitoring. This patent provides robust protection for its holder but must be navigated thoughtfully by others seeking to innovate in its space.


Key Takeaways

  • The patent's claims focus on particular chemical modifications that offer therapeutic advantages, providing a targeted defense mechanism.
  • The patent landscape highlights a crowded field with overlapping innovations, emphasizing the need for detailed freedom-to-operate analysis.
  • Broad independent claims afford strong protection but require precise scope delineation to withstand challenges.
  • The patent’s lifespan offers a long-term strategic advantage; licensing negotiations should consider its extensive claim coverage.
  • Future development opportunities include designing around the patent's specific claims or building upon its disclosed innovations.

FAQs

1. What is the primary innovation protected by U.S. Patent 12,275,688?
The patent protects a novel chemical compound or therapeutic method characterized by specific structural features, which provide enhanced efficacy or safety for treating a particular condition.

2. How does this patent compare to prior art in the same therapeutic area?
It distinguishes itself through unique chemical structures or claimed uses that are not disclosed or suggested in prior patents or literature, thereby establishing its novelty and inventive step.

3. Can competitors develop similar drugs without infringing this patent?
Yes. By designing compounds or methods outside the scope of the claims — for example, with different chemical structures or therapeutic targets — competitors can avoid infringement.

4. What are the risks of patent invalidation for U.S. Patent 12,275,688?
Risks include prior art that anticipates or renders obvious the claimed inventions, or challenges arising from claims that are overly broad or indefensible, especially if new data suggest prior disclosure.

5. When does the patent expire, and what does that mean for commercialization?
Assuming standard patent term adjustments, protection likely lasts until around 2039, enabling the patent holder to capitalize on the investment or license the rights during this period.


Sources

[1] United States Patent and Trademark Office (USPTO). Patent No. 12,275,688.
[2] European Patent Office (EPO) patent classification databases.
[3] Scientific literature and recent patent filings related to the targeted therapeutic area.
[4] Patent landscape reports on pharmaceutical compounds and methods of treatment.

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Drugs Protected by US Patent 12,275,688

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 12,275,688 ⤷  Get Started Free Y 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 12,275,688 ⤷  Get Started Free Y 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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