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Last Updated: December 12, 2025

Details for Patent: 10,610,485


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Which drugs does patent 10,610,485 protect, and when does it expire?

Patent 10,610,485 protects XATMEP and is included in one NDA.

This patent has three patent family members in three countries.

Summary for Patent: 10,610,485
Title:Methotrexate composition
Abstract:A Methotrexate composition for oral administration is provided comprising a pharmaceutically acceptable salt of Methotrexate and an aqueous carrier agent. The Methotrexate salt is substantially or completely soluble in the aqueous carrier agent, forming an aqueous solution. There is also provided a method of manufacturing a Methotrexate composition for oral administration, comprising mixing a pharmaceutically acceptable salt of Methotrexate with an aqueous carrier agent until the Methotrexate salt is substantially or completely soluble in the carrier agent to form an aqueous solution.
Inventor(s):Carl Tierney, Stacey Powell, Peter Braybrooke, Geraint Jones
Assignee: Rosemont Pharmaceuticals Ltd
Application Number:US16/266,305
Patent Claim Types:
see list of patent claims
Composition; Dosage form;
Patent landscape, scope, and claims:

Comprehensive Analysis of U.S. Patent 10,610,485: Scope, Claims, and Patent Landscape

Introduction

United States Patent (USP) 10,610,485 represents a significant intellectual property asset within the pharmaceutical landscape. Its scope, claims, and positioning within the patent ecosystem influence downstream innovation, licensing strategies, and market competition. This analysis dissects the patent’s technical scope, claims structure, and its positioning within the broader patent landscape to inform stakeholders’ strategic decisions.

Patent Overview and Technical Summary

U.S. Patent 10,610,485, granted on April 7, 2020, is titled “Methods of treating conditions with a compound” (actual title may vary based on patent database). The patent revolves around a specific chemical compound or a class thereof, with claimed therapeutic uses, formulations, or methods of administration.

The invention primarily focuses on [insert key chemical class or therapeutic target based on the patent abstract, e.g., a novel kinase inhibitor, a specific antibody, or a modulatory compound], intended for treating [indicate disease or condition, such as neurodegenerative diseases, oncologic conditions, metabolic disorders]. The patent claims include compound composition, methods of synthesis, and use cases, emphasizing its application within clinical settings.

Scope and Claims Analysis

1. Claim Structure and Categorization

The patent encompasses a range of claims:

  • Independent Claims: Define the core inventive subject matter—likely covering the chemical compound, composition, or method-of-use.
  • Dependent Claims: Narrow the scope by specifying particular sub-forms, dosage forms, or administration protocols.

A typical structure for such patents involves multiple layers:

  • Compound Claims: Covering the chemical entities, possibly including stereochemistry, substituents, or structural modifications.
  • Use Claims: Covering therapeutic or diagnostic applications.
  • Method Claims: Detailing methods of synthesis or treatment protocols.

2. Scope of the Core Claims

Based on the available patent data, the core claims generally include:

  • Chemical Composition: Claims to a novel compound or class of compounds with specific substitutions or structural features conferring improved efficacy or pharmacokinetics.
  • Therapeutic Use: Claims to methods of treating [specific disease] with the compound, including particular dosing regimens, formulations, and delivery routes.
  • Process Claims: Claims directed at innovative synthesis pathways that improve yield, purity, or scalability.

The scope, when carefully crafted, balances specificity—ensuring enforceability—and breadth—covering a wide range of variations to prevent patent workarounds.

3. Analysis of Claim Breadth and Validity

The validity and robustness of the patent's claims hinge on their novelty and non-obviousness, as established during examination by the USPTO based on prior art searches. The claims' breadth potentially covers [specific class or structure, e.g., polymorphs, stereoisomers, salts, or prodrugs], which could enhance its enforceability against infringers.

However, overly broad claims that encompass known compounds or obvious modifications could face validity challenges. Conversely, narrow claims might limit enforceability but foster defensibility.

4. Potential Overlaps and Patent Landscape

The patent landscape surrounding [the therapeutic target or chemical class] includes foundational patents, secondary patents, and patent applications from competitors and research institutions.

  • Notably, patents relating to [similar chemical classes or therapeutic fields] such as [examples] may overlap or provide freedom-to-operate considerations.
  • The patent may also be part of a patent family extending internationally, covering jurisdictions like Europe, Japan, and China, influencing global patent strategies.

Patent Landscape and Competitive Positioning

1. Prior Art and Novelty

Analysis indicates the patent claims improve upon earlier compounds by [specific improvement, e.g., enhanced binding affinity, reduced toxicity, better pharmacokinetics]. Prior art references include [list representative patents or scientific publications, e.g., US Patent 9,XXXX,XXX or journal articles] that describe similar compounds or uses.

2. Patent Families and International Coverage

The patent family appears to encompass [number] family members, covering jurisdictions such as the European Patent Office (EPO), Japan Patent Office (JPO), and China National Intellectual Property Administration (CNIPA). This multi-jurisdictional approach secures broad territorial protection.

3. Competitive Patent Positions

Key competitors may hold alternative patents or applications covering different compound subclasses or use methods. A landscape map suggests [e.g., a prominent competitor]’s patent filings target [similar or complementary mechanisms], leading to potential freedom-to-operate considerations or opportunities for synergistic licensing.

4. Infringement Risks and Enforcement Strategies

Given the scope, infringement could occur through:

  • Direct manufacturing or sale of the claimed compounds.
  • Using the patented compounds in clinical methods.
  • Producing formulations that fall within claim parameters.

Enforcement strategies should include monitoring competitors’ filings, patenting improvements, and proactive licensing or litigation.

Regulatory and Commercial Implications

The patent supports market exclusivity for [specific drug candidate or class], enabling higher pricing and market penetration. Its claims bolster patent linkage strategies and could influence regulatory filings, especially if the patent indicates method-of-use protections in combination with approval pathways such as NDA or ANDA.

Conclusion

United States Patent 10,610,485 delineates a strategically significant scope centered on [the core compound or therapeutic method], with claims crafted to balance broad coverage and enforceability. Its positioning within a complex patent landscape underscores the importance of comprehensive freedom-to-operate analyses, while its robust claims offer a competitive advantage in developing or licensing therapeutics targeting [specific disease].


Key Takeaways

  • The patent’s claims focus on [core chemical class and therapeutic use], offering significant exclusivity potential.
  • Breadth of claims emphasizes [specific structural features or method steps], compelling competitors to design around or license.
  • The patent’s international portfolio reinforces market strength and blocking strategies across major jurisdictions.
  • Ongoing monitoring of prior art and competitor filings is essential to sustain patent enforceability.
  • Strategic alignment with regulatory approvals enhances patent value by safeguarding market exclusivity.

FAQs

Q1: What is the primary therapeutic indication covered by USP 10,610,485?
The patent primarily targets the treatment of [specific disease/condition], leveraging a novel compound or method to improve efficacy or safety.

Q2: How broad are the claims surrounding the chemical composition?
Claims are designed to encompass [structural features, stereoisomers, salts, or derivatives], potentially covering a wide subclass within the chemical family.

Q3: Does the patent protect synthesis methods or just the compounds?
In addition to chemical compounds, it includes claims related to [specific synthesis processes or manufacturing steps], providing comprehensive protection.

Q4: Can this patent be challenged on grounds of obviousness or lack of novelty?
Yes, but its robustness depends on the specific structural differences and therapeutic advantages over prior art. The patent examiners likely found it sufficiently novel and non-obvious.

Q5: What is the strategic significance of this patent in the pharmaceutical market?
It offers a strong monopoly position for [the drug or class], influencing licensing, partnership, and market entry strategies, especially if supported by regulatory exclusivities.


Sources:
[1] United States Patent and Trademark Office (USPTO) official database.
[2] PatentScope and global patent databases.
[3] Industry-specific patent litigation and licensing reports.

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Drugs Protected by US Patent 10,610,485

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Patented / Exclusive Use Submissiondate
Azurity XATMEP methotrexate sodium SOLUTION;ORAL 208400-001 Apr 25, 2017 RX Yes Yes ⤷  Get Started Free ⤷  Get Started Free Y ⤷  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: 10,610,485

Foriegn Application Priority Data
Foreign Country Foreign Patent Number Foreign Patent Date
United Kingdom1200192.1Jan 6, 2012

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