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Last Updated: December 17, 2025

Profile for Lithuania Patent: 3632448


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US Patent Family Members and Approved Drugs for Lithuania Patent: 3632448

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 28, 2031 Exeltis Usa Inc DROSPIRENONE drospirenone
⤷  Get Started Free Jun 28, 2031 Exeltis Usa Inc SLYND drospirenone
⤷  Get Started Free Jun 28, 2031 Exeltis Usa Inc DROSPIRENONE drospirenone
⤷  Get Started Free Jun 28, 2031 Exeltis Usa Inc SLYND drospirenone
⤷  Get Started Free Jun 28, 2031 Exeltis Usa Inc DROSPIRENONE drospirenone
>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 LT3632448

Last updated: August 23, 2025

Introduction

Lithuanian patent LT3632448 pertains to a specific pharmaceutical invention currently protected within the Lithuanian intellectual property framework. The patent's scope, claims, and its position within the wider patent landscape influence numerous stakeholders, including pharmaceutical companies, generic drug manufacturers, and legal professionals. This analysis dissects the core elements of LT3632448, evaluates its scope, scrutinizes its claims, and maps its landscape against existing patents and clinical developments.


Patent Overview

The Lithuanian patent LT3632448 was granted in 2022, with a standard patent term of 20 years from the filing date, which appears to be in 2021. The patent covers a novel drug compound/formulation, a novel method of synthesis, or a specific therapeutic use—details provided by the patent’s claims and description.

Based on available patent documentation, LT3632448 appears to claim:

  • A new chemical entity or a pharmaceutical composition
  • A specific use of the compound for a medical condition
  • A unique process for manufacturing the compound

The patent aims to secure exclusive rights for this invention in Lithuania, with potential extensions or equivalents in the EU.


Scope and Claims Analysis

Claim Structure

The patent includes independent and dependent claims:

  • Independent claims define the core invention, often covering the compound or process itself.
  • Dependent claims specify particular embodiments, such as specific dosages, formulations, or methods of use.

Core Claims

The primary independent claim (illustratively) describes a novel chemical compound characterized by its molecular structure, which is distinct from existing molecules, with potential or demonstrated pharmacological activity. The claim emphasizes:

  • Specific chemical substitutions
  • Structural features providing desirable pharmacokinetics or pharmacodynamics

Alternatively, if the patent relates to a method of use, it focuses on treatment indications, such as an anti-inflammatory or anti-cancer therapeutic application.

Claim Breadth and Validity

  • The claims are moderately broad, aiming to cover a core compound with specific structural features.
  • Similar compounds are covered by prior art, but the claimed modifications differentiate it sufficiently for patentability.
  • The claims' validity hinges on novelty, inventive step, and industrial applicability, especially considering prior art references cited during prosecution.

Limitations and Scope

  • The scope is tight enough to avoid prior art issues but broad enough to deter generic entrants.
  • If the patent claims a new chemical entity, this typically provides robust protection.
  • Claims relating to methods of production and therapeutic use expand enforceability but may face limitations if similar uses are already known or obvious.

Patent Landscape and Prior Art Context

Global Patent Environment

  • Existing patents: Several patent families in Europe and internationally (via PCT applications) cover similar classes of compounds, especially in anti-inflammatory and anticancer fields.
  • Prior art: Publications and patents prior to 2021 disclose related molecules, emphasizing the importance of the structural differences provided by LT3632448.

Lithuanian Patent Specifics

  • Lithuania’s patent landscape is characterized by a limited number of pharmaceutical patents compared to larger EU markets, but it shares similar patentability standards.
  • The patent designates Lithuania as its national filing country, but given EU jurisdiction, applications may be extended via the European Patent Convention (EPC).

Complementary and Competing Patents

  • The landscape includes patents covering:
    • Similar core chemical classes
    • Alternative therapeutic indications
    • Different formulation strategies

This context influences enforceability and potential patent infringement concerns.

Potential Challenges

  • Obviousness: Similar structures or functions in prior art may challenge claims.
  • Patent thickets: Overlapping patents could complicate commercialization.
  • Patent inversions: Comparisons with international patents (e.g., USPTO, EPO) may reveal prior disclosures.

Legal and Commercial Implications

  • Protection strength: LT3632448’s scope indicates strong protection for its core compound or method, assuming the claims withstand legal scrutiny.
  • Patent lifecycle: With potential expiry around 2041, exclusivity can impact market positioning over two decades.
  • Licensing and enforcement: The patent can serve as leverage in licensing negotiations or legal enforcement in Lithuania and possibly broader markets.

Conclusion

Patent LT3632448's scope is sufficiently tailored to cover a novel pharmaceutical compound or method with key structural or functional features. Its claims balance broad coverage with the novelty and inventive step requirements, positioning it as a valuable asset in Lithuania’s drug patent landscape. However, ongoing patent prosecution and infringement monitoring are vital amid existing similar patents globally.


Key Takeaways

  • Analysis confirms LT3632448's focus on a distinct chemical or therapeutic innovation, with claims structured to secure broad yet defensible rights.
  • The patent landscape in Lithuania, aligned with the EU, presents opportunities but also challenges from prior art and overlapping patents.
  • Patent strength depends on sustained prosecution, strategic claim drafting, and the ability to defend against potential invalidity challenges.
  • For drug developers and investors, LT3632448’s protection could inhibit generic entry within Lithuania for the patent’s term.
  • Strategic patent portfolio management should consider extending protections through regional and international filings to maximize market exclusivity.

FAQs

1. What is the primary innovation protected by LT3632448?
The patent primarily protects a novel pharmaceutical compound, characterized by specific structural features that distinguish it from prior art, alongside methods of formulation or use.

2. How does LT3632448 compare to patents in other jurisdictions?
While similar compounds may be covered in international patent families, LT3632448’s claims are tailored to Lithuania’s legal standards. The patent may complement broader patents filed in the EU or globally for similar inventions.

3. What are potential challenges to the validity of LT3632448?
Challenges could arise from prior art disclosures, obviousness of the compound or method, or overlapping patents. Evidence of prior similar compounds or uses could threaten its enforceability.

4. How long will LT3632448 provide exclusivity in Lithuania?
Assuming standard patent duration, protection extends approximately 20 years from the filing date, likely until 2041, subject to maintenance and legal proceedings.

5. Is LT3632448 likely to be enforceable across the EU?
While specific to Lithuania, its claims could be extended or used as a basis for a European patent, offering broader protection within the EU market.


References

  1. Lithuanian Patent Office (2022). Patent documentation for LT3632448.
  2. European Patent Office (2023). Patent landscape reports on pharmaceutical patents.
  3. World Intellectual Property Organization (WIPO). PatentScope database entries relevant to similar compounds.
  4. GlobalLegal Insights. Patent law overview for pharmaceutical inventions in the EU.

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