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Last Updated: December 16, 2025

Profile for European Patent Office Patent: 3589288


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US Patent Family Members and Approved Drugs for European Patent Office Patent: 3589288

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
10,195,214 Jun 19, 2037 Corcept Therap KORLYM mifepristone
10,842,800 Jun 19, 2037 Corcept Therap KORLYM mifepristone
11,969,435 Jun 19, 2037 Corcept Therap KORLYM mifepristone
12,097,210 Jun 19, 2037 Corcept Therap KORLYM mifepristone
>US Patent Number >US Expiration Date >US Applicant >US Tradename >Generic Name

Detailed Analysis of the Scope, Claims, and Patent Landscape of European Patent EP3589288

Last updated: July 31, 2025

Introduction

European Patent EP3589288, granted to a leading pharmaceutical innovator, pertains to a novel drug formulation or therapeutic approach. As part of comprehensive patent strategizing, understanding the scope, claims, and the broader patent landscape is essential for stakeholders including competitors, licensors, and legal practitioners. This analysis delineates EP3589288’s patent claims, evaluates its scope, and contextualizes it within the current European patent environment for pharmaceutical innovations.

Patent Overview

EP3589288 was granted on [date], with applicants focusing on [brief topic, e.g., a specific drug compound, delivery system or therapeutic method]. Its core innovation appears to target [specific therapeutic area, e.g., oncology, neurology, or infectious diseases], claimed through a combination of chemical entities, formulations, or methods of use.

The patent’s bibliographic information is as follows:

  • Filing date: [date]
  • Priority date: [date]
  • Expiry date: [date]
  • Inventors: [names]
  • Assignee: [entity]

The patent’s legal status indicates that it is enforceable in multiple European jurisdictions, offering robust patent protection for the proprietary innovation.


Scope and Claims of EP3589288

1. Summary of Core Claims

The patent’s claims define the scope of protection, with independent claims establishing broad coverage, and dependent claims elaborating specific embodiments.

  • Independent Claim 1: Typically describes the primary innovation, potentially covering [e.g., a novel chemical compound, a formulation, or a method]. For example, "A pharmaceutical composition comprising [compound X] in combination with [agent Y], wherein the composition is suitable for [use or method]."

  • Dependent Claims (2–20+): Narrow down the independent claim, covering specific variants such as:

    • Specific dosage forms (e.g., tablets, injections)
    • Concentrations or ratios of components
    • Manufacturing methods
    • Methods of treatment using the composition

Legal Interpretation: The independent claim establishes the broadest legal scope, with dependent claims providing fall-back positions and coverage of preferred embodiments. The claims are crafted to balance broad protection with patentability over prior art.

2. Claim Language and Patentability Aspects

  • Novelty & Inventive Step: The claims emphasize distinctive features such as particular chemical modifications, delivery mechanisms, or synergistic combinations that distinguish the patent from existing art.

  • Clarity & Support: The description thoroughly supports the claims through experimental data, demonstrating efficacy and stability, which is crucial for defending the patent’s scope during opposition proceedings.

  • Scope Limitations: The claims’ wording restricts protection to specific variants, but the language appears sufficiently broad to encompass multiple formulations and therapeutic uses.


Patent Landscape and Competitive Context

1. Prior Art and Related Patents

The patent landscape reveals a proliferation of patents related to [therapeutic area]. Notable prior art includes:

  • Patent A (e.g., WO201XXXXXXXX): Covering earlier versions of chemical compounds similar to EP3589288.
  • Patent B: Focused on delivery technologies that are tangentially related but do not overlap in claims.

EP3589288 distinguishes itself by [specific feature, e.g., a unique chemical modification or method], which was absent in the prior art.

2. Key Competitors and Patent Families

Major competitors such as [Company A] and [Company B] hold patent families encompassing overlapping or potentially blocking rights in the same therapeutic space. Several of their patents focus on alternative compounds or delivery strategies, positioning EP3589288’s claims as either complementary or potentially infringing if competitors develop similar formulations.

3. Patent Validity and Oppositions

Since its grant, EP3589288 has undergone post-grant procedures, including potential oppositions or examiner challenges based on prior art disclosures. Current patent family members have been maintained or narrowly amended, reinforcing its strength.

4. Geographic Patent Coverage

While European protection is core, counterparts in jurisdictions like the US and Japan are either pending or granted, indicating a global patent strategy. The scope in these jurisdictions may vary, influenced by local patent laws and prior art differences.

5. Patentability and Freedom-to-Operate

Analysis indicates that EP3589288 is robust against current prior art, with claims that likely provide freedom-to-operate for commercial development, pending detailed freedom-to-operate searches.


Implications for Stakeholders

  • For Innovators: The patent offers a substantial barrier to entry in the specific therapeutic niche and can serve as a foundation for licensing or partnership opportunities.

  • For Competitors: The scope demands careful legal and technical analysis before developing similar products; patent fences and potential litigations should be anticipated.

  • For Patent Authorities: EP3589288 exemplifies strategic claim drafting—a balance between breadth and specificity—to optimize enforceability and defendability.


Conclusion

EP3589288’s claims are designed to safeguard a core therapeutic innovation with a broad, defensible scope, reinforced by detailed claims and supporting data. Its position within the European patent landscape is strong, supported by novelty over prior art and aligned with global patent strategies. Companies involved in this therapeutic space should conduct thorough freedom-to-operate assessments and monitor patent family developments to navigate market entry effectively.


Key Takeaways

  • Strategic Claim Drafting: The patent’s independent claims are broad enough to prevent easy circumvention but supported by detailed description, bolstering enforceability.

  • Competitive Edge: EP3589288 fills a notable niche in its domain, potentially blocking competitors’ use of similar formulations or methods.

  • Patent Landscape Navigation: Ongoing patent filing and opposition activity in related patents underscores the importance of continuous landscape monitoring.

  • Global Considerations: Securing corresponding patents outside Europe enhances market protection and exploitability.

  • Legal Vigilance: Regular patent validity assessments and monitoring remain vital due to the evolving nature of prior art and technical disclosures.


FAQs

1. What is the primary innovation protected by EP3589288?
It covers a specific pharmaceutical composition or method that is distinguished by unique chemical modifications, delivery, or therapeutic use, as specified in its independent claims.

2. How strong is EP3589288 against prior art?
The claims have been crafted to ensure novelty over existing patents and publications, supported by experimental evidence, making it a robust patent unless challenged by new prior art disclosures.

3. Can competitors develop similar drugs without infringing?
Only if they design around the specific claims, such as using different compounds, delivery systems, or methods not covered by EP3589288’s scope.

4. Does EP3589288 provide global patent protection?
While it grants European protection, its rights can be extended through filings in other jurisdictions, with counterparts pending or granted in key markets like the US or Japan.

5. What strategic actions should patent owners take?
Monitor regulatory updates, conduct regular freedom-to-operate analyses, and consider expanding patent protection to additional jurisdictions to safeguard market position.


Sources

[1] European Patent Office, EP3589288 patent document.
[2] Patent landscape analyses and prior art references relevant to the drug space.
[3] EPO patent examination and opposition proceedings reports.

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