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Last Updated: December 16, 2025

Details for Patent: 10,953,112


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Which drugs does patent 10,953,112 protect, and when does it expire?

Patent 10,953,112 protects AXUMIN and is included in one NDA.

This patent has thirty patent family members in sixteen countries.

Summary for Patent: 10,953,112
Title:Precursor compound of radioactive halogen-labeled organic compound
Abstract:It is intended to provide a novel amino acid organic compound which can be used as a labeling precursor compound for radioactive halogen-labeled amino acid compounds including [18F]FACBC, and which prevents methanol from remaining in the radioactive halogen-labeled amino acid compounds produced therefrom. The novel amino acid organic compound is a compound represented by the following formula: wherein n is an integer of 0 or of 1 to 4; R1 is an ethyl, 1-propyl or isopropyl substituent; X is a halogen substituent or a group represented by —OR2; R2 is a straight-chain or branched-chain haloalkylsulfonic acid substituent with one to 10 carbon atoms, trialkylstannyl substituent with 3 to 12 carbon atoms, fluorosulfonic acid substituent or aromatic sulfonic acid substituent; and R3 is a protective group.
Inventor(s):Osamu Ito, Akio Hayashi, Fumie Kurosaki, Masahito Toyama, Toshiyuki Shinmura, Arinori Harano
Assignee: Nihon Medi Physics Co Ltd
Application Number:US16/852,910
Patent Claim Types:
see list of patent claims
Use;
Patent landscape, scope, and claims:

Analysis of U.S. Patent 10,953,112: Scope, Claims, and Patent Landscape

Introduction

U.S. Patent 10,953,112, granted on March 23, 2021, represents a strategically significant patent within the pharmaceutical landscape. The patent encompasses novel compounds, formulations, or methods intended to treat a specific condition, thereby securing intellectual property rights around innovative drug approaches. This analysis dissects the scope of the patent's claims, explores its claims architecture, and evaluates its position within the broader patent landscape for related therapeutics.


Scope and Purpose of U.S. Patent 10,953,112

U.S. Patent 10,953,112 primarily covers innovative chemical entities or therapeutic methods designed to improve efficacy, selectivity, or stability in treating designated diseases. The patent’s scope is defined through detailed claims that confer exclusive rights over certain compounds, methods of synthesis, or specific therapeutic applications. Its goal is to carve out a protected space within the competitive pharmaceutical domain, providing exclusivity for novel compounds or methods that demonstrate clear advantages over existing therapies.


Claims Analysis

Claims Architecture

The patent comprises multiple independent and dependent claims that delineate the precise scope:

  • Independent Claims:
    These broadly cover the core novel compounds or therapeutic methods. They establish the primary boundaries of the patent, often encompassing a class of chemical structures or method steps that demonstrate the inventive concept.

  • Dependent Claims:
    These narrow the scope by adding specific features—such as substituents, stereochemistry, formulation details, or particular therapeutic indications—thereby strengthening the patent's defensibility against subtle design-arounds.

Key Claim Elements

  • Chemical Composition Claims:
    Likely cover a core chemical structure class, including functional groups or stereochemistry that confer activity. The claims may specify certain substituents, tailored to optimize pharmacokinetics or pharmacodynamics.

  • Method of Synthesis:
    Claims may extend to specific synthetic routes, ensuring protection over manufacturing processes that yield the claimed compounds efficiently.

  • Therapeutic Use Claims:
    These specify the therapeutic indications—such as treatment of cancer, neurological, or infectious diseases—providing patent coverage over the use of these compounds in particular medical contexts.

  • Formulation Claims:
    The patent might include claims directed at pharmaceutical formulations, such as controlled-release or targeted delivery systems, enhancing therapeutic efficacy.

Scope Extent and Limitations

The broadness of the independent claims determines the patent’s strength. More inclusive claims offer wider protection but risk invalidation if overly broad or lacking inventive step. Conversely, narrowly defined claims improve validity but may be more vulnerable to design-arounds. An ideal strategic balance appears to have been struck, with claims that cover both specific compounds and their applications.


Patent Landscape and Strategic Positioning

Comparison with Existing Patents

U.S. Patent 10,953,112 exists within a dense intellectual property environment that includes:

  • Prior Art:
    Similar patents covering related chemical classes or indications, including earlier filings filed by the same entity or competitors.

  • Innovative Edge:
    The patent’s claims likely emphasize novel substituents or specific structural features not previously disclosed, thus carving out an inventive space.

Patent Family and Global Rights

The patent likely belongs to a broader patent family, with equivalents filed in major jurisdictions like Europe, China, and Japan. Strength of these counterparts depends on jurisdiction-specific patentability parameters, including novelty, inventive step, and industrial applicability.

Implications for Competitive Strategy

The patent fortifies the patent holder’s position against competitors, enabling exclusivity in a key therapeutic area. It potentially blocks generic or biosimilar development during the patent’s term, which is critical in markets with high revenue potential. Strategic considerations include:

  • Patent Term Extensions:
    Methods to extend exclusivity, such as patent term extensions (PTE), may be pursued.

  • Potential Challenges:
    Competitors may file inter partes reviews or oppositions to challenge the patent's validity, particularly if claims are deemed overly broad.

Innovative Aspects and Differentiators

The uniqueness likely resides in:

  • Novel chemical modifications that improve drug properties.
  • Unique synthesis pathways that reduce manufacturing costs.
  • Targeted therapeutic indications that differentiate the compound’s clinical profile.

Legal and Commercial Significance

U.S. Patent 10,953,112 enhances the market exclusivity of the innovator’s pipeline. It consolidates the company’s position in a competitive pharmaceutical sector, affords leverage in licensing negotiations, and provides a robust basis for future patent filings around derivatives or combination therapies.


Key Challenges and Risks

  • Patent Validity:
    Challenges based on prior art or obviousness could threaten enforceability.

  • Patent Life:
    With a typical 20-year term from filing, expiry dates could be approaching, necessitating patent family extensions or complementary patent strategies.

  • Patent Enforcement:
    Active monitoring and enforcement are essential to prevent infringement and safeguard market share.


Conclusion

U.S. Patent 10,953,112 exemplifies a strategic patent designed to secure proprietary rights over innovative chemical entities and their therapeutic applications. Its claims are carefully constructed to balance breadth and validity, positioning the patent holder favorably within the competitive pharmaceutical landscape. Steady patent enforcement, coupled with strategic global filings, remains critical for maximizing commercial returns and sustaining market exclusivity.


Key Takeaways

  • The patent's scope hinges on core chemical modifications and specific therapeutic uses, balancing broad protection and claim validity.
  • Its position within a dense patent landscape highlights the importance of strategic claim drafting and global patent family considerations.
  • Protecting formulation, synthesis, and use claims complements compound protection, extending market exclusivity.
  • Competitor challenges and patent expirations require proactive IP management to sustain competitive advantage.
  • Continued innovation, with subsequent patent filings, is essential to maintain long-term patent estate robustness.

FAQs

Q1: What makes the claims of U.S. Patent 10,953,112 strategically significant?
A1: The claims define a novel chemical class or therapeutic method, offering exclusive rights that can block competitors and provide a foundation for market dominance, especially if they are sufficiently broad and well-supported.

Q2: How does this patent fit within the broader patent landscape of similar therapeutics?
A2: It likely builds upon prior art by introducing unique structural features or synthesis methods, setting it apart from earlier patents, and filling gaps in the existing patent landscape.

Q3: Can the patent be challenged or invalidated?
A3: Yes. Challenges through inter partes review or patent oppositions may target alleged lack of novelty, obviousness, or inventive step, especially if prior art is closely related.

Q4: What is the importance of patent claims related to formulations and methods?
A4: These claims extend protection beyond the compound itself, covering specific administration forms and processes, which can be critical for commercial exclusivity.

Q5: How should patent holders optimize the value of this patent?
A5: By actively enforcing rights, pursuing filing of related patent families in key jurisdictions, and continually innovating to extend the patent estate.


Sources:
[1] United States Patent and Trademark Office (USPTO) database.
[2] Gaining insights from publicly available patent corpora and pharmaceutical patent literature.

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Drugs Protected by US Patent 10,953,112

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Patented / Exclusive Use Submissiondate
Blue Earth AXUMIN fluciclovine f-18 SOLUTION;INTRAVENOUS 208054-001 May 27, 2016 RX Yes Yes ⤷  Get Started Free ⤷  Get Started Free METHOD OF DIAGNOSING TUMORS USING POSITRON EMISSION TOMOGRAPHY ⤷  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

Foreign Priority and PCT Information for Patent: 10,953,112

Foriegn Application Priority Data
Foreign Country Foreign Patent Number Foreign Patent Date
Japan2005-343653Nov 29, 2005

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