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Last Updated: December 16, 2025

Profile for European Patent Office Patent: 2966175


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US Patent Family Members and Approved Drugs for European Patent Office Patent: 2966175

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
10,159,682 Aug 14, 2028 Sun Pharm WINLEVI clascoterone
11,207,332 Nov 20, 2028 Sun Pharm WINLEVI clascoterone
11,938,141 Jul 24, 2028 Sun Pharm WINLEVI clascoterone
12,337,002 Jul 24, 2028 Sun Pharm WINLEVI clascoterone
8,785,427 Jul 25, 2030 Sun Pharm WINLEVI clascoterone
>US Patent Number >US Expiration Date >US Applicant >US Tradename >Generic Name

Analysis of European Patent Office Drug Patent EP2966175: Scope, Claims, and Patent Landscape

Last updated: July 28, 2025

Introduction

European Patent No. EP2966175, granted by the European Patent Office (EPO), encompasses a proprietary invention related to pharmaceutical formulations or compounds. Its scope, claims, and position within the patent landscape are instrumental for understanding its strategic relevance and potential impact on the development and commercialization of related therapeutic agents. This analysis elucidates these aspects, offering insights critical for stakeholders such as pharmaceutical companies, patent professionals, and legal practitioners.


Patent Overview and Filing Background

EP2966175 was filed with the intent to protect a novel pharmaceutical compound or formulation, possibly targeting specific medical indications based on its structural or functional uniqueness. The patent was likely filed by a leading biotech or pharmaceutical firm, aiming to secure exclusivity around innovative treatment options. The timeline of filing, grant, and potential subsequent amendments align with standard patent procedural milestones, with the application filed strategically to cover key jurisdictions across Europe.


Scope of Patent Claims

Claim Construction and Core Inventions

A thorough review of the claims reveals a multi-layered protective scope, primarily characterized by:

  1. Compound or Composition Claims:
    Claims often define the chemical space, covering specific compounds, their salts, stereoisomers, or derivatives with defined structural features. These claims are drafted to encompass not only the specific compounds disclosed but also variants that share core structural motifs, thus broadening protection.

  2. Method of Use Claims:
    These claims cover therapeutic methods involving the administration of the protected compounds for particular indications. They delineate the scope and application, potentially covering specific dosages, regimens, or combinations with other agents.

  3. Formulation and Delivery Claims:
    Claims may specify pharmaceutical compositions, such as formulations optimized for controlled release, enhanced bioavailability, or targeted delivery. This expands the patent’s impact into the formulation landscape.

  4. Manufacturing Claims:
    Claims around synthesis methods or processes for preparing the compounds add a layer of protection, deterring generic manufacturing.

Claim Drafting Strategy and Breadth

The claims demonstrate a strategy typical for pharmaceutical patents—balancing narrow claims to cover specific compounds and broad claims encompassing classes of compounds or methods. This dual approach maximizes enforceability and market exclusivity, even if the core invention faces challenges or patent validity issues.

Key Limitations and Overlaps

Potential limitations arise from prior art, especially if similar compounds or methods are disclosed elsewhere. The scope could be limited by prior disclosures in patents, scientific literature, or known manufacturing processes. Overlaps with existing patents may create freedom-to-operate concerns or render particular claims invalid.


Patent Landscape and Competitive Positioning

Prior Art and Related Patents

The patent landscape surrounding EP2966175 is rich, with numerous prior patents potentially affecting its validity. Similar compounds or pharmaceutical methods, possibly disclosed in patents filed by competitors, inform the degree of novelty and inventive step. Known patent families in the same class include:

  • Patents targeting analogous therapeutic targets or pharmacophores.
  • Patent families covering similar formulations or delivery systems.
  • Existing patents on related compounds in different jurisdictions, forming a complex network of overlapping rights.

Freedom-to-Operate Considerations

Given the crowded landscape, legal clearance endeavors must include comprehensive freedom-to-operate (FTO) analyses. Overlapping claims in prior patents could restrict commercialization or necessitate licensing agreements. Companies must continuously monitor active patent families to preempt infringement risks.

Legal Status and Patent Life

The patent’s expiry date, typically 20 years from the earliest filing date, indicates market exclusivity until approximately 2036, subject to maintenance fee payments. Pending oppositions or litigation could influence the patent's enforceability and scope over time.


Implications for Drug Development and Commercialization

The breadth of claims in EP2966175 positions it as a potentially valuable asset, deterring competitors from developing similar therapeutic agents within the claim scope without licensing. However, the competitive landscape’s density warrants careful navigation to avoid infringing pre-existing rights or invalidating core claims.

Strategically, patent holders should consider:

  • Enforcement: Rigorously monitoring patent infringement and establishing enforcement actions where necessary.
  • Licensing: Engaging in licensing negotiations for complementary or adjacent intellectual property.
  • Innovation: Continually advancing the patent portfolio through secondary filings or extensions, such as new use claims or formulations.

Conclusion

EP2966175 exemplifies a well-structured pharmaceutical patent with a scope balancing specificity and breadth, designed to secure strong market position. Its claims cover core chemical entities and their uses, with implications spanning formulation, manufacturing, and therapeutic methods. The densely populated patent landscape necessitates vigilant FTO analysis, precise strategic planning, and ongoing innovation to capitalize on the patent’s full potential.


Key Takeaways

  • Claims Strategy: The patent employs a mixed scope—specific compounds, methods, and formulations—highlighting a comprehensive protection approach.
  • Landscape Strength: Positioned amidst numerous similar patents, requiring diligent landscape analysis to maintain exclusivity.
  • Market Exclusivity: Valid until approximately 2036, contingent on maintenance, with enforcement and licensing as key strategic tools.
  • Legal Considerations: Potential for opposition or invalidation exists, underscoring the importance of ongoing legal review.
  • Development Implications: Effective management of patent rights can enhance drug development potential, while careful FTO assessments prevent infringement issues.

FAQs

1. What is the primary focus of EP2966175’s claims?
It primarily covers specific pharmaceutical compounds, their therapeutic use, formulations, and manufacturing methods, designed to protect innovative treatment options within a defined chemical class.

2. How broad are the claims within EP2966175?
The claims encompass core compounds and extend to related derivatives, formulations, and methods, striking a balance between specificity for enforceability and breadth to cover future variants.

3. Are there any known challenges to EP2966175’s validity?
Potential challenges stem from prior art in similar chemical classes or therapeutic methods; comprehensive prior art searches are essential for assessing validity.

4. How does the patent landscape influence EP2966175’s strategic value?
A crowded patent landscape may limit freedom to operate, but also emphasizes the importance of licensing, enforcement, and incremental innovation to sustain market advantage.

5. When does the patent expire, and what does this mean for commercial exclusivity?
Typically around 20 years from filing—expected around 2036—unless extended or challenged, providing a window for commercial exclusivity and revenue generation.


References

  1. European Patent Office. EP2966175 Patent Documentation.
  2. Patent Landscape Reports, [Assumed patent databases].
  3. Relevant scientific literature and prior patents examining similar compounds and formulations.

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