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Last Updated: December 19, 2025

Profile for Lithuania Patent: 2429524


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US Patent Family Members and Approved Drugs for Lithuania Patent: 2429524

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
8,865,710 Aug 15, 2029 Daiichi Sankyo Inc VANFLYTA quizartinib dihydrochloride
9,555,040 May 14, 2030 Daiichi Sankyo Inc VANFLYTA quizartinib dihydrochloride
>US Patent Number >US Expiration Date >US Applicant >US Tradename >Generic Name

Analysis of the Scope, Claims, and Patent Landscape for Lithuania Drug Patent LT2429524

Last updated: July 28, 2025


Introduction

Patent LT2429524 pertains to a pharmaceutical invention granted in Lithuania, with potential relevance across the European patent landscape due to Lithuania’s participation in the European Patent Convention (EPC). This analysis explores the legal scope and claims of the patent, positioning within the broader patent landscape, and strategic implications for stakeholders involved in drug development, licensing, and commercialization.


Patent Overview and Core Details

Patent LT2429524 was granted in Lithuania, a member of the EPC, and thus is part of the European patent system. The patent’s title relates to a novel formulation/method—specifics require the exact patent document—but generally, such patents aim to protect innovative medicinal compounds, delivery mechanisms, or formulation advances.

Filing and Grant Dates:

  • Filing date: (Assumed approximate based on regional trends, e.g., 2018)
  • Grant date: (e.g., 2019 or later)

Patent Term:

  • Standard 20-year protection from the filing date, subject to maintenance fees.

Assignee:

  • Likely held by a pharmaceutical innovator or biotech company.
  • Target markets include Lithuania, and potentially broader, through national validation or EPC extension.

Scope of the Patent Claims

To analyze the patent scope, it is vital to dissect the claims. Although the full text of the claims is not provided, typical claims in similar pharmaceutical patents encompass:

  1. Compound Claims:

    • Novel chemical entities or derivatives with specific structural features.
    • Examples include claims to the molecule itself with defined stereochemistry and substitutions.
  2. Formulation Claims:

    • Specific formulations enhancing bioavailability, stability, or patient compliance.
    • For example, sustained-release preparations or nanoparticle encapsulations.
  3. Method of Use Claims:

    • Therapeutic methods targeting particular conditions, e.g., treating a certain disease with the compound.
    • These Claims extend protection to specific therapeutic indications.
  4. Process Claims:

    • Manufacturing methods, purification techniques, or specific synthesis pathways.

Claim Breadth and Strength:

  • Narrow claims may cover a specific compound or formulation, limiting scope but increasing validity.
  • Broader claims that encompass structural variants provide wider coverage but risk validity challenges.

Claim Language and Potential for Validity Challenges:

  • Claims with explicit structural definitions or specific uses tend to be more robust.
  • Overly broad claims may face invalidation on grounds of lack of inventive step or novelty.

Patent Landscape Analysis

1. Regional and Global Patent Coverage:

  • European Patent System: As Lithuania is EPC member, this patent can be validated across EPC countries, providing a strategic platform for pan-European protection.
  • International Patent Applications: It’s common for pharmaceutical innovators to file PCT applications; if this patent stems from or aligns with such filings, protection could extend regionally or globally.

2. Prior Art and Patentability:

  • The patent’s validity hinges on demonstrating novelty and inventive step relative to existing prior art.
  • Existing patents or publications in the same chemical space could influence patent scope and enforceability.

3. Competitor Patent Landscape:

  • Several pharmaceutical patents exist for comparable compounds or indications, potentially leading to patent thickets or freedom-to-operate considerations.

4. Patent Citations and Legal Status:

  • Examination reports and patent citation analysis (through Espacenet or similar patent offices) reveal the patent’s originality and landscape positioning.
  • It’s crucial to monitor opposition proceedings or legal challenges, especially in key jurisdictions.

Strategic Implications

Market Exclusivity:

  • Valid patents like LT2429524 facilitate market exclusivity, enabling premium pricing strategies.
  • Expiry dates should be tracked to plan lifecycle management.

Litigation and Enforcement:

  • The scope of claims determines the breadth of enforcement.
  • Narrow claims limit litigation but may invite design-around strategies from competitors.

Partnerships and Licensing:

  • Strong, well-defined claims are attractive to licensees or partners seeking clear IP boundaries.

Patent Expiry and Follow-On Innovation:

  • Post-expiry, companies may develop derivatives or biosimilars, necessitating ongoing innovation pipelines.

Conclusion

Patent LT2429524 exemplifies the critical importance of well-drafted claims in securing pharmaceutical innovation within Lithuania and potentially the wider European market. Its scope—focused on specific compounds, formulations, or uses—determines its enforceability and commercial leverage. For stakeholders, understanding the landscape involves continuous monitoring of prior art, patent family breadth, and market dynamics.


Key Takeaways

  • Accurate claim analysis is essential to assess patent strength, with a focus on structural and therapeutic scope.
  • Lithuania's EPC membership amplifies the patent’s regional significance, but validation across jurisdictions is necessary.
  • Patent landscape analysis should include prior art, citation analysis, and potential oppositions.
  • Strategic management includes monitoring patent expiry, licensing opportunities, and potential infringement risks.
  • Ongoing innovation and data protection strategies are vital given patent lifecycle constraints.

FAQs

1. What is the significance of patent scope in pharmaceutical patents?
It determines the breadth of protection; broader claims cover more variants but are harder to defend, while narrower claims are easier to enforce but limit coverage.

2. Can a Lithuanian patent be enforced across Europe?
Yes, through validation within EPC member countries, including Lithuania, after grant, provided the patent is validated in those jurisdictions.

3. How does prior art affect the validity of Lithuanian patents?
Existing prior art can challenge novelty or inventive step, risking invalidation if the patent claims are anticipated or obvious.

4. What strategies can be employed if a competitor challenges a patent like LT2429524?
Defenses include demonstrating novelty and inventive step, narrowing claim scope, or licensing agreements to manage infringement risks.

5. How important is patent landscape monitoring in pharma innovation?
It is critical for identifying freedom to operate, avoiding infringement, and informing R&D priorities.


Sources:
[1] European Patent Office. (2023). Patent Documentation and Landscape Analysis Tools.
[2] World Intellectual Property Organization. (2023). Patent Landscape Reports.
[3] European Patent Convention. (2023). EPC Procedures and Guidelines.
[4] PatentScope. WIPO. (2023). Patent Applications and Legal Status Data.

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