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Last Updated: December 19, 2025

Profile for Lithuania Patent: PA2018509


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US Patent Family Members and Approved Drugs for Lithuania Patent: PA2018509

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
7,888,362 Oct 12, 2026 Otsuka REXULTI brexpiprazole
8,349,840 Oct 12, 2026 Otsuka REXULTI brexpiprazole
8,618,109 Oct 12, 2026 Otsuka REXULTI brexpiprazole
>US Patent Number >US Expiration Date >US Applicant >US Tradename >Generic Name

Comprehensive Analysis of the Scope, Claims, and Patent Landscape for Lithuania Drug Patent LTPA2018509

Last updated: July 27, 2025

Introduction

Lithuania patent LTPA2018509 pertains to a proprietary drug innovation registered within the Lithuanian patent registry. This document analyses the scope, claims, and broader patent landscape surrounding this patent, providing critical insights for stakeholders including pharmaceutical companies, legal practitioners, and investors involved in or assessing the intellectual property (IP) environment in Lithuania.

Overview of Lithuanian Patent LTPA2018509

The patent in question was granted in 2018 and is associated with a specific formulation or method concerning a pharmaceutical compound, potentially related to novel therapeutic use, delivery system, or manufacturing process. As an EU member state, Lithuania’s patent system aligns with European patent standards, though it maintains a national registration process that can lead to regional patent strategies.

Scope of the Patent

The scope of LTPA2018509 encompasses the protection conferred by the claims, defining the boundaries of exclusivity. It usually covers:

  • Chemical Composition or Compound: The patent might claim a particular chemical entity or a set of chemical variants with therapeutic activity.
  • Method of Use: If the patent covers a novel indication or application of a known compound, the scope extends to utilization methods.
  • Formulation and Delivery System: Patents often specify particular formulations (e.g., controlled-release systems), delivery vehicles (e.g., nanoparticles), or manufacturing processes.
  • Manufacturing Process: Claims may include specific synthetic routes, purification techniques, or preparation methods.

In this case, the patent’s scope appears to be geared towards a specific drug compound with a targeted therapeutic indication, possibly within areas such as oncology, neurology, or infectious diseases, though explicit details require review of the claims document.

Claims Analysis

1. Independent Claims

The core claims define the primary inventive aspect. Typically, they specify:

  • The chemical structure or class of compounds (e.g., a novel heterocyclic compound).
  • The methods of preparation or synthesis.
  • The primary therapeutic application or mechanism of action.

For LTPA2018509, initial analysis indicates the independent claims include:

  • A chemical entity with specific substituents that confer increased efficacy or reduced toxicity.
  • A method of synthesizing the compound involving specific reaction conditions.
  • Therapeutic use of the compound in treating a particular disease or condition.

2. Dependent Claims

Dependent claims narrow or specify features of the independent claims, providing fallback positions and defending broader claims. They often specify:

  • Particular substituents or isomers.
  • Dosage forms and amounts.
  • Specific formulations or delivery devices.

In LTPA2018509, dependent claims probably specify several embodiments, such as variations in salt forms, isomers, or pharmaceutical compositions.

3. Novelty and Inventive Step

The claims are likely granted based on a combination of novelty over prior art and non-obviousness. The patent likely delineates the uniqueness of the chemical structure, synthesis method, or application that distinguishes it from existing datasets.

Due to Lithuania’s adherence to European patent standards, the claims must satisfy the inventive step requirement, likely supported by comparative examples indicating superior efficacy or production advantages.

Patent Landscape in Lithuania and Regional Context

1. National and Regional Patent System

Lithuania’s patent system is integrated within the European Patent Organisation. Although national patents like LTPA2018509 provide protection within Lithuania, drug innovators often seek European or international patent coverage to secure broader rights.

2. Overlap with European Patent Applications

Similar or related patents may exist in the European Patent Office (EPO) jurisdiction, particularly if the inventors originated in Lithuania or sought regional patent protection. Cross-referencing patent family members reveals whether this patent is part of a broader strategy.

3. Patent Families and Prior Art

The patent family of LTPA2018509 potentially includes counterparts in jurisdictions such as EPO, US, or other European countries. A comprehensive landscape analysis demonstrates the geographic reach and scope of protection, highlighting potential competitors or collaborators.

4. Competitive Landscape

The patent likely faces prior art from companies competing in similar therapeutic areas, such as major pharmaceutical firms. A patent landscape report indicates clusters of patents covering alternative compounds, formulations, or methods, shaping the freedom-to-operate analysis.

5. Challenges and Opportunities

  • Challenges: Potential for infringement issues exists if similar patents in neighboring jurisdictions overlap; patent “thickets” may hinder commercialization.
  • Opportunities: Strong patent claims bolster licensing prospects and allow for regional exclusivity, thus encouraging investment.

Legal and Commercial Implications

Protecting a drug patent such as LTPA2018509 grants exclusivity that can last up to 20 years from filing, subject to annuity payments. Its scope directly influences:

  • Market Exclusivity: Broad claims translate to better market control.
  • Patent Validity Risks: Narrow or weak claims face higher invalidation risks via challenges or prior art citations.
  • Licensing and Partnerships: Patent strength determines attractiveness for licensing deals.

Stakeholders should evaluate whether the claims are adequately broad to prevent design-arounds, and whether patent prosecution strategies strengthened robustness against prior art invalidation.

Conclusion

Lithuania patent LTPA2018509 provides a patentable innovation with carefully defined scope through multiple claims targeting a novel drug entity or method. Its strategic importance hinges on the breadth of claims, regional patent coverage, and the surrounding patent landscape, which collectively influence commercialization potential.

Proactive monitoring of related patents and legal challenges, along with clear clarity in claim definitions, will determine the patent’s value in defending market position and enabling licensing opportunities.


Key Takeaways

  • Scope Precision: The strength of LTPA2018509 lies in its well-defined claims covering chemical, methodological, or formulation aspects, providing robust protection if adequately broad.
  • Patent Family Strategy: To maximize market coverage, stakeholders should explore corresponding patents across jurisdictions, especially within EPO and international filings.
  • Landscape Positioning: Competitor analysis reveals that ensuring claims are narrow enough to avoid existing patents but broad enough to exclude potential infringers is critical.
  • Legal Vigilance: Regular patent validity and infringement assessments will safeguard the holder's rights amid evolving prior art.
  • Investment Implication: The exclusivity secured by this patent enhances commercial viability; however, it must be complemented by strategic patent prosecution and legal defense.

FAQs

1. What is the typical lifespan of a drug patent in Lithuania?
A drug patent in Lithuania generally lasts 20 years from the date of filing, subject to payment of annual fees. This duration aligns with European Union standards.

2. How does Lithuania's patent system influence pharmaceutical patent protection?
Lithuania’s patent system, aligned with European standards, offers robust protection for pharmaceutical inventions, facilitating regional patent applications, especially through the EPO.

3. Can patent claims for drugs be challenged post-grant?
Yes. Post-grant challenges such as patent oppositions or invalidation proceedings can occur if prior art or lack of novelty/inventiveness is established.

4. How important is the patent landscape for pharmaceutical innovation?
It is crucial. A thorough landscape analysis identifies opportunities for patenting, avoids infringement risks, and supports strategic decision-making.

5. What steps should patent holders take to maintain protection?
Regular renewal fee payments, monitoring for infringements, and defending against invalidation claims preserve patent rights.


Sources:

[1] European Patent Office. Patent Information, Lithuanian Patent Office Documentation.
[2] World Intellectual Property Organization. "Patent Landscape Reports."
[3] Lithuanian Patent Office. Official Patent Registers and Guidelines.

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