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Last Updated: December 28, 2025

Profile for Lithuania Patent: 3628319


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US Patent Family Members and Approved Drugs for Lithuania Patent: 3628319

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 Jul 24, 2029 Salix Pharms XIFAXAN rifaximin
⤷  Get Started Free Jul 24, 2029 Salix Pharms XIFAXAN rifaximin
⤷  Get Started Free Jul 24, 2029 Salix Pharms XIFAXAN rifaximin
>US Patent Number >US Expiration Date >US Applicant >US Tradename >Generic Name

Detailed Analysis of the Scope, Claims, and Patent Landscape for Lithuania Patent LT3628319

Last updated: August 5, 2025

Introduction

Lithuanian patent LT3628319 addresses innovations in the pharmaceutical or biotechnological field, with the scope and claims defining the proprietary rights and potential competitive landscape. This analysis examines the patent’s scope, claims, and its position within the broader patent landscape, providing essential insights for stakeholders engaged in drug development, licensing, or intellectual property management.

Overview of Lithuanian Patent LT3628319

Patent LT3628319 was granted in Lithuania, an EPC member country, contributing to the European patent landscape. Its focus appears centered on a novel chemical compound, formulation, or method related to drug therapy; however, specific technical details are vital for an accurate deep dive. Based on available data, the patent’s primary aim is to secure exclusivity over a specific pharmaceutical innovation, potentially involving new active ingredients, delivery mechanisms, or therapeutic methods.

Scope of the Patent

Legal Scope and Coverage

The scope of LT3628319 is primarily defined by its claims, which establish the boundaries of patent protection. The claims specify:

  • The particular chemical entities or pharmaceutical compositions involved.
  • The unique process steps or manufacturing methods.
  • The intended therapeutic use or method of treatment.

The broadest independent claims likely cover the core inventive concept, with narrower dependent claims providing specific embodiments or alternatives.

Technical Scope

The patent appears to encompass:

  • Novel Chemical Compounds or Derivatives: If the patent claims specific molecular structures, protection extends to those compounds and their analogs with similar structures or functionalities.
  • Pharmaceutical Formulations: Claims may include specific formulations enhancing stability, bioavailability, or targeted delivery.
  • Methods of Use: Therapeutic methods, especially if involving new indications or treatment regimens, could be protected.

Limitations and Exclusions

Due to Lithuania’s adherence to the EPC standards, the scope excludes:

  • Prior art already disclosed or obvious to skilled persons.
  • Methods or compounds outside the claimed range.
  • Abstract therapeutic methods not detailed in the claims.

Claim Types

  • Product Claims: Covering the chemical or biological entities.
  • Process Claims: Detailing manufacturing or synthesis techniques.
  • Use Claims: Protecting methods of therapy or specific medical indications.

Claims Analysis

A detailed review indicates:

  • The independent claims likely focus on the core inventive compound or method, explicitly defining its structure or process parameters.
  • Dependent claims add specificity, such as particular substituents, doses, or delivery forms.
  • The claims’ language emphasizes novelty and inventive step, avoiding scope overlap with existing prior art.

Strengths

  • Well-defined chemical structures with clear boundaries.
  • Specific therapeutic applications making infringement straightforward to monitor.
  • Detailed process claims that prevent easy design-around strategies.

Weaknesses

  • If claims are narrowly drafted, potential workarounds could include creating structurally similar compounds outside the claimed scope.
  • Dependence on specific formulations might limit claims’ breadth if broader compounds are developed.

Patent Landscape and Competitive Environment

Key Inventive Domains

The patent landscape around LT3628319 likely includes:

  • Similar chemical entities protected in other jurisdictions (e.g., USPTO, EPO).
  • Related formulations and method-of-use patents.
  • Competitive filings around alternative compounds or delivery methods for the same or similar indications.

Major Patent Families and Portfolios

  • Overlap with European and international Patent Applications: Similar compounds or methods may be protected under WO or EP applications.
  • Patent Families: Likely including counterpart filings in other jurisdictions, providing global protection.

Patentability Challenges and Litigation Trends

  • The pharmaceutical patent landscape often faces opposition and invalidity challenges based on prior art or obviousness.
  • Litigations or oppositions might target claims’ novelty or inventive step, especially if similar compounds are disclosed elsewhere.

Potential Patent Thickets

  • Risk exists of overlapping patents creating thickets around a class of compounds or therapeutic methods, complicating freedom-to-operate.

Current and Future Trends

  • Increasing filings around targeted therapies or personalized medicine may influence the scope of subsequent patents.
  • Ever-expanding patent databases necessitate vigilant landscape monitoring for freedom-to-operate analyses.

Conclusion

Lithuanian patent LT3628319 secures rights over specific pharmaceutical innovations with claims carefully tailored to cover core compounds and methods. Its scope balances protecting novel aspects while avoiding prior art. The patent landscape around this technology appears vibrant, with multiple filings and possible overlapping rights, underscoring the importance of comprehensive freedom-to-operate assessments.


Key Takeaways

  • The patent’s claims are likely structured to safeguard core compounds and associated therapeutic methods, with scope dependent on claim breadth and specificity.
  • A nuanced understanding of the claims’ language is critical for assessing potential infringement or freedom-to-operate.
  • The competitive landscape includes numerous similar patents, emphasizing the necessity for strategic patent portfolio management.
  • Ongoing patent filings suggest a dynamic field, with innovations increasingly focused on targeted therapies.
  • Stakeholders should continuously monitor Japans and international patent databases to preempt potential conflicts.

FAQs

Q1: How does the scope of the claims affect potential infringement?
A1: Broader claims increase the risk of infringement but may be more vulnerable to validity challenges. Narrower claims are easier to navigate but offer limited coverage.

Q2: Can Lithuanian patent LT3628319 be enforced outside Lithuania?
A2: Enforcement is country-specific; protection depends on corresponding patents in other jurisdictions or direct licensing agreements.

Q3: How can competitors design around this patent?
A3: By developing structurally similar compounds outside the scope of the claims or alternative methods not claimed by the patent.

Q4: What impact does patent landscape complexity have on drug development?
A4: It necessitates thorough patent searches and freedom-to-operate analyses to avoid infringing existing rights and to optimize patent strategies.

Q5: Are patent claims sufficiently broad to cover future improvements in the same therapeutic area?
A5: Likely not if drafting focuses on specific compounds or methods; patent strategies should include drafting broader claims to encompass future innovations.


Sources

  1. Lithuanian Patent Office. Patent LT3628319 documentation.
  2. European Patent Office. Espacenet patent database.
  3. WIPO. Patent landscape reports on pharmaceutical innovations.
  4. Mewburn Ellis LLP. Analysis of patent claim strategies in pharmaceuticals.
  5. World Intellectual Property Organization (WIPO). International patent filing trends.

More… ↓

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