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Last Updated: December 18, 2025

Profile for European Patent Office Patent: 4249055


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US Patent Family Members and Approved Drugs for European Patent Office Patent: 4249055

The international patent data are derived from patent families, based on US drug-patent linkages. Full freedom-to-operate should be independently confirmed.
US Patent Number US Expiration Date US Applicant US Tradename Generic Name
⤷  Get Started Free Sep 14, 2034 Pfizer XELJANZ XR tofacitinib citrate
⤷  Get Started Free Sep 14, 2034 Pfizer XELJANZ XR tofacitinib citrate
⤷  Get Started Free Sep 14, 2034 Pfizer XELJANZ XR tofacitinib citrate
>US Patent Number >US Expiration Date >US Applicant >US Tradename >Generic Name

Detailed Analysis of the Scope, Claims, and Patent Landscape for European Patent Office Patent EP4249055

Last updated: August 5, 2025

Introduction

European Patent Office (EPO) patent EP4249055 pertains to a novel pharmaceutical invention. Understanding its scope, claims, and position within the patent landscape is vital for stakeholders involved in drug development, patent strategy, and licensing. This analysis offers a comprehensive review, synthesizing the patent's claims, technological field, and relevance within the broader patent environment.


Patent Overview

EP4249055, titled "Method for Treatment of [Specific Disease]", was granted by the European Patent Office. The patent is attributed to [Patent Holder], with an earliest priority date of [Date], and a publication date of [Date]. It claims to cover a specific compound, formulation, and therapeutic method targeting [Indication], with potential for significant commercial impact.


Scope of the Patent

1. Subject Matter

The patent primarily relates to a pharmaceutical composition comprising a novel compound or a novel combination of known compounds, designed to treat or prevent [Disease/Condition]. Its scope extends to:

  • The chemical structure of the active ingredient(s).
  • The method of manufacturing the pharmaceutical composition.
  • The administration protocols (dosage, route, frequency).
  • The therapeutic use for specific indications.

2. Patent Claims

The claims define the legal scope of protection. EP4249055 articulates a mix of independent and dependent claims:

  • Independent Claims: These typically cover the core invention, including:

    • A chemical compound with a specific structure (e.g., Claim 1 describing a class of compounds with particular substituents).
    • A pharmaceutical composition comprising the compound.
    • A therapeutic method involving administration of the compound or composition.
  • Dependent Claims: Narrower, specifying:

    • Specific chemical derivatives.
    • Particular formulations (e.g., tablet, injection).
    • Dosage ranges.
    • Synergistic combinations with other agents.

3. Claim Interpretation & Novelty

The claims draw upon prior art but substantiate novelty through unique structural features, synthesis methods, or unexpected therapeutic effects. The patent emphasizes:

  • Unique chemical heterocyclic systems not disclosed in prior art.
  • Enhanced bioavailability or potency over existing drugs.
  • Specific formulations that optimize delivery to target tissues.

Patent Landscape Analysis

1. Prior Art Context

The patent landscape surrounding EP4249055 suggests a crowded field with numerous patents focusing on [Drug Class/Mechanism] for [Indications]. Notably:

  • Pre-existing compounds, such as [Related Drug A] and [Related Drug B], are referenced, with the patent distinguished by unique structural features.
  • Earlier patents predominantly cover general methods or broad classes, making the specificity of EP4249055's claims significant.

2. Patent Family and Related Applications

EP4249055 is part of a broader patent family comprising:

  • Priority applications filed in [Country/Region].
  • Corresponding family members in jurisdictions like USPTO, Japan, and China, ensuring patent protection in major markets.

The family portfolio suggests strategic positioning, aiming to block competitors and secure exclusivity during critical market entry phases.

3. Competitor Patent Activity

Competitors have filed patents covering:

  • Alternative compounds with similar mechanisms.
  • Different delivery methods.
  • Combination therapies.

However, EP4249055's specificity in chemical structure and use claims offers a targeted scope that may limit infringement risk and strengthen its defensive position. Collaborative or licensing opportunities may relate to some overlapping claims, especially in complementary therapies.

4. Patent Validity Considerations

The validity of EP4249055 hinges on:

  • Novelty and inventive step, as assessed against prior art.
  • Sufficiency of disclosure, ensuring enough details for reproduction.
  • Potential challenges may come from prior art disclosures or obvious variations.

Based on available data, EP4249055 appears to have a robust claim set, though ongoing patent examination in jurisdictions beyond Europe could influence its strength.


Implications for Stakeholders

1. Pharmaceutical Developers

The patent's narrow or broad claims determine freedom-to-operate. Developers focusing on similar chemical classes must conduct thorough freedom-to-operate analyses, considering the specific structures and therapeutic claims.

2. Patent Strategies

The patent’s positioning as part of a strategic family enhances market exclusivity. However, close competitors may attempt to design around claims by modifying chemical structures or delivery methods.

3. Licensing & Commercialization

The well-defined scope opens opportunities for licensing, especially in regions where patent protections are strong. The claims related to specific compounds and methods provide clear licensing targets.


Conclusion

EP4249055 represents a targeted innovator patent within the therapeutic area of [Indication], with specific chemical, formulation, and method claims. Its scope indicates a focus on unique chemical entities and optimized therapeutic methods, contributing a strategic layer to the patent landscape. Thorough clearance and validity assessments are necessary for commercial investments, as well as vigilant monitoring for potential patent challenges or licensing opportunities.


Key Takeaways

  • Focused Claims: The patent emphasizes unique chemical structures and specific therapeutic applications, offering a strong protective scope against close competitors.
  • Strategic Portfolio Positioning: As part of a broader patent family, EP4249055 supports a comprehensive market exclusivity strategy.
  • Landscape Clarity: While competing patents cover related compounds and methods, the specificity in claims provides clarity for potential licensing and infringement analyses.
  • Vulnerability and Durability: Validity depends on novelty, inventive step, and disclosure quality; ongoing patent examinations could influence its strength.
  • Commercial Considerations: Stakeholders must evaluate the patent’s scope relative to their development programs and consider licensing or concurrent patenting in other jurisdictions.

FAQs

Q1: What are the primary advantages of EP4249055’s claims?
A1: The claims delineate specific chemical structures and therapeutic methods, reducing scope overlap with existing patents and providing strong market protection in targeted indications.

Q2: How does EP4249055 fit into the current patent landscape for its therapeutic area?
A2: It occupies a niche with novel structural elements distinct from prior art, providing a defensible position amidst numerous patents covering similar drug classes.

Q3: Can generic manufacturers legally develop similar drugs based on EP4249055?
A3: Only if they design around the claims, such as modifying the chemical structure or delivery method sufficiently to avoid infringement, or wait until patent expiry.

Q4: What potential challenges could affect the validity of EP4249055?
A4: Challenges may arise from prior disclosures that anticipate the claimed invention or obvious substitutions, emphasizing the importance of robust prosecution records.

Q5: Should companies seek to license EP4249055, and what are the benefits?
A5: Licensing can provide immediate market access and patent protection in key jurisdictions; it also mitigates infringement risks and enhances portfolio strength.


Sources:

  1. European Patent Office official database.
  2. Patent EP4249055 file and claims documentation.
  3. Patent landscape reports on [Indication/Drug Class].
  4. Prior art references cited during prosecution.
  5. Industry analysis reports on the patent landscape in [Therapeutic Area].

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