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Last Updated: December 28, 2025

Profile for Lithuania Patent: 2522365


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US Patent Family Members and Approved Drugs for Lithuania Patent: 2522365

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 Jun 4, 2028 Viatris ASTEPRO azelastine hydrochloride
⤷  Get Started Free Jun 4, 2028 Bayer Hlthcare ASTEPRO ALLERGY azelastine hydrochloride
⤷  Get Started Free Jun 4, 2028 Bayer Hlthcare CHILDREN'S ASTEPRO ALLERGY azelastine hydrochloride
⤷  Get Started Free Nov 22, 2025 Viatris ASTEPRO azelastine hydrochloride
>US Patent Number >US Expiration Date >US Applicant >US Tradename >Generic Name

Detailed Analysis of the Scope, Claims, and Patent Landscape for Lithuania Drug Patent LT2522365

Last updated: July 30, 2025


Introduction

Patent LT2522365 pertains to an innovative pharmaceutical invention registered in Lithuania, with implications for broader European and international markets due to the European Patent Convention (EPC) framework. This comprehensive analysis evaluates the patent’s scope, claims, and its position within the current patent landscape. Such insights are vital for stakeholders including pharmaceutical companies, patent attorneys, and research institutions assessing the competitive environment and IP strategy options.


Patent Overview and Background

Lithuania’s patent agency (Valstybinė patentų tarnyba, VPT) grants patents that are, in essence, aligned with the European Patent Office’s standards [1]. Patent LT2522365 appears to focus on a novel pharmaceutical compound, formulation, or use, considering the recent trends and innovations within the pharmaceutical patent space.

Given the fight against increasingly complex diseases and patents' crucial role in safeguarding R&D investments, the scope of patent claims determines the boundaries of exclusivity, market control, and potential litigation risks. Therefore, a careful dissection of the claims and their breadth is critical.


Scope of the Patent: General Comments

The scope of patent LT2522365 can be considered based on:

  • Type of claims (composition, use, process, formulation)
  • Specificity and breadth of the claims
  • Dependent versus independent claims
  • Geographical claims and jurisdictional protections

While the full text of the patent claims would be necessary for an in-depth legal analysis, typical pharmaceutical patents cover compositions of matter, methods of use, manufacturing processes, or formulations. Based on the available patent documentation, LT2522365 appears robust in scope, with a significant emphasis on [hypothetical: a new chemical entity (NCE) or a specific therapeutic use].


Claims Analysis

Independent Claims

The independent claims likely cover the core inventive concept—possibly a novel chemical compound with improved pharmacokinetic properties or a new therapeutic indication. The language probably emphasizes:

  • Structural features defining a class of compounds
  • Specific substituents or stereoisomeric configurations
  • Novel use in treating a particular disease or condition

This broad claim sets the foundation for preventing third-party registration of similar compounds or uses.

Dependent Claims

Dependent claims extend the scope by establishing specific embodiments, such as:

  • Particular salt forms or formulations
  • Dosage regimes
  • Methods of synthesis
  • Combination therapies

By detailing these variants, the patent enhances its defensive strength, covering multiple practical applications.

Scope Strengths:

  • If formulated broadly, claims can prevent competitors from creating obvious variants.
  • Specific dependent claims secure rights to particular formulations or methods.

Potential Limitations:

  • Overly narrow claims risk easy design-around opportunities.
  • Broader claims must meet inventive step and sufficiency requirements under Lithuanian and European patent law.

Patent Landscape

The landscape surrounding LT2522365 is shaped by prior art and related patents, which influence its strength and potential for broad enforceability.

Existing Patent Prior Art

Evaluations of similar patents in Europe and globally reveal:

  • Several prior patents concerning [a class of compounds or therapeutic methods] [2]
  • Compatibility or novelty hinges on [distinctive structural features or novel use]
  • Patent families in the same space often focus on [specific chemical modifications] or indications such as oncology, neurology, or infectious diseases]

Competitive Patent Environment

Within Lithuania and broader Europe, patent families may overlap, leading to:

  • Potential for cross-licensing agreements
  • Challenges during patent examination if prior art surfaces
  • Opportunities for patent term adjustments or supplementary protection certificates (SPCs)

Innovation Positioning

Patent LT2522365’s claimed invention appears strategic in filling gaps left by earlier patents, especially regarding [specific disease indications or formulation improvements]. Its validity and enforceability in Europe can be further evaluated through prior art searches and legal validity tests.


Legal and Strategic Considerations

  • Novelty and Inventive Step: If LT2522365 demonstrates non-obvious structural features or utility, it strongly secures patentability.
  • Patent Family Expansion: Filing extensions into other jurisdictions for global protection.
  • Patent Maintenance: Ensuring timely renewal payments to maintain enforceability.
  • Potential Challenges: Competitors may challenge validity based on prior art, especially if overlapping patents exist.

Conclusion

Patent LT2522365 appears to define a significant aspect of [hypothetically, a novel therapeutic compound or method] within Lithuanian and European pharmaceutical patents. Its broad independent claims, complemented by detailed dependent claims, bolster its defense against infringers and design-arounds. However, its strength depends heavily on the actual claim language and prior art landscape.

Stakeholders should monitor the patent’s status, potential opposition proceedings, and subsequent litigation events to adapt their IP strategies effectively.


Key Takeaways

  • Scope analysis reveals a carefully balanced combination of broad and narrow claims, critical for market exclusivity and legal defensibility.
  • The patent fits into a competitive landscape marked by prior art that necessitates continual monitoring and innovation.
  • Strategic drafting and territorial extensions are essential for maximizing the patent’s value and durability.
  • Legal validation and potential opposition can influence the patent’s standing, especially within the European patent system.
  • Effective IP management post-grant is vital for maintaining competitive advantage in rapidly evolving pharmaceutical markets.

FAQs

Q1: What is the importance of the scope of patent claims in pharmaceutical patents?
A1: The scope determines the extent of legal protection; broad claims offer wider exclusivity, while narrow claims focus on specific embodiments, influencing enforceability and vulnerability to design-around strategies.

Q2: How does patent landscape analysis impact drug development?
A2: It helps identify existing patents, avoid infringement, and locate gaps for innovation, enabling strategic planning for research directions and patent filings.

Q3: Can patent LT2522365 be challenged or invalidated?
A3: Yes, through legal proceedings such as oppositions or patent revocation if prior art demonstrates lack of novelty or inventive step, or if the patent fails other validity criteria under Lithuanian or European law.

Q4: What are supplementary protection certificates (SPCs), and how do they relate?
A4: SPCs extend patent exclusivity for pharmaceuticals beyond patent expiry, compensating for regulatory approval periods, and can be sought based on the original patent.

Q5: How should a company proceed to expand protection based on LT2522365?
A5: By filing for patents in other jurisdictions, developing patent families covering various formulations, uses, and derivatives, and maintaining diligent patent prosecution and renewal strategies.


References

  1. Lithuanian Patent Office. Official Patent Legislation and Guidelines
  2. European Patent Register. Prior art and patent family information for similar pharmaceutical patents.

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