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Last Updated: December 15, 2025

Profile for Hungary Patent: S1800018


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US Patent Family Members and Approved Drugs for Hungary Patent: S1800018

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
RE46791 Jan 18, 2029 Msd PREVYMIS letermovir
RE46791 Jan 18, 2029 Merck Sharp Dohme PREVYMIS letermovir
>US Patent Number >US Expiration Date >US Applicant >US Tradename >Generic Name

Detailed Analysis of the Scope, Claims, and Patent Landscape for Hungary Drug Patent HUS1800018

Last updated: August 16, 2025


Introduction

Hungary’s patent HUS1800018 pertains to a pharmaceutical invention that likely involves innovative formulations, methods of use, or compound compositions. Understanding its scope, claims, and the broader patent landscape is crucial for stakeholders including generic manufacturers, research entities, and legal professionals aiming to navigate intellectual property rights effectively.


Patent Overview and Filing Context

Patent Number: HUS1800018
Filing Status: Granted, date unspecified, typically in early 2018.
Jurisdiction: Hungary – part of the European patent system but specific to Hungary’s national patent law.
Assignee/Owner: Not specified in the provided data; further patent document details would specify the patent holder.
Application Type: Likely a standard or innovation patent based on the scope and nature of the claims.


Scope of the Patent

The scope of a pharmaceutical patent defines the breadth of intellectual property rights conferred and delineates what is protected from imitation or generic entry. For HUS1800018, the scope likely covers one or more of the following areas:

  • Novel compounds or derivatives: New chemical entities with therapeutic potential.
  • Unique formulations or combinations: Proprietary drug compositions that improve bioavailability, stability, or patient compliance.
  • Manufacturing methods: Innovative processes for producing the claimed compounds or formulations.
  • Use indications: Specific therapeutic applications, such as treatment of particular diseases or conditions, if claims are directed toward methods of use.

Analysis of the scope:
Based on typical pharmaceutical patents, the scope probably includes claims that are either independent (broad, covering the core invention) or dependent (narrower, adding specifics). Claims often start broad — such as a genus of compounds — and become more specific with particular substituents or formulations.


Claim Set Analysis

An accurate assessment requires detailed viewing of the claim language; however, general patterns can be drawn:

1. Compound Claims

  • Core chemical structure: Likely claims define a novel chemical scaffold with specific substitutions.
  • Chemical formula: The claim might specify a general formula covering a range of derivatives with particular substituents.
  • Functional limitations: Claims could specify the compound’s activity, such as binding affinity or therapeutic effect.

2. Formulation Claims

  • Claims possibly include specific formulations with excipients, optimization for stability, or controlled-release mechanisms.

3. Method of Use Claims

  • Claims claiming therapeutic methods — e.g., administering a composition to treat a disease.

4. Manufacturing Claims

  • Claims covering synthesis routes, purification steps, or innovative manufacturing methods.

Claim Strategy in pharmaceutical patents:
Typically includes broad product claims, followed by narrower process or use claims to maximize protection and enforceability.


Patent Landscape and Competition

The patent landscape surrounding HUS1800018 involves identifying:

  • Prior Art:
    Other patents, publications, and patent applications that disclose similar compounds, formulations, or use methods. Given Hungary's proximity to major European pharmaceutical hubs, the landscape likely includes relevant European patents and international patents filed under PCT.

  • Innovative Differentiators:
    The patent’s novelty hinges on unique chemical structures, specific formulations with enhanced efficacy or reduced side effects, or novel methods of synthesis not previously disclosed.

  • Legal Status and Lapse Factors:
    As a national patent, HUS1800018’s enforceability depends on maintenance fees and legal challenges. Its early lifecycle suggests a potential for broad protection or, alternatively, risk of opposition.

  • Related Patents in Europe and Beyond:
    Given the patent’s registration in Hungary, European Patent Office (EPO) filings potentially extend protection across Europe. Patent families might exist, providing broader territorial coverage.

  • Litigation and Licensing:
    The patent’s strategic value could involve licensing for generic manufacturing or litigation against infringing parties, especially if the patent covers a key innovator compound.


Legal and Commercial Implications

Protection scope influences market exclusivity, pricing strategies, and R&D investment. Broad claims protect against incremental substitutions, but overly broad claims risk invalidation during opposition proceedings.

Patent life and lifecycle management are critical; pharmaceutical patents typically last 20 years from filing, with potential extensions or pediatric exclusivities.

Patent landscape analysis indicates whether competitors are working around the patent — for instance, developing alternative chemical classes or different formulations.


Comparison with Global Patents

The patent landscape should be contextualized against:

  • Existing patents in the US, Europe, and Asia related to the same therapeutic class or chemical scaffold.
  • First-in-class versus follow-on patents: Whether HUS1800018 claims demonstrate pioneering invention or incremental improvements.
  • Research pipelines: The potential of related compounds or formulations being developed in parallel.

Conclusion

The scope and claims of Hungary patent HUS1800018 exemplify a strategic effort to secure exclusive rights related to a novel pharmaceutical compound or formulation. Its territorial protection anchors its commercial and legal positioning in Hungary, with broader implications if extended via European or international patent family filings. The patent landscape in this domain remains competitive, with potential challenges from prior art and alternative innovations.

Effective management of the patent’s scope and claims—ensuring they strike a balance between broad protection and enforceability—will influence the patent’s value and strategic utility.


Key Takeaways

  • HUS1800018 likely covers a novel compound, formulation, or method with a defined scope outlined by a combination of independent and dependent claims; precise claim language is critical for enforcement.
  • The patent’s positioning within the patent landscape involves assessing prior art, similar patents, and potential freedom-to-operate concerns.
  • Broader claims provide stronger market exclusivity but risk invalidation if challenged; narrower claims are easier to defend but less protective.
  • The patent’s strategic value depends on its lifecycle, enforceability, and potential extensions through European or international patents.
  • Continuous monitoring of patent filings, litigations, and research developments crucially informs commercial decisions and legal strategies.

FAQs

Q1: What are the typical elements covered by pharmaceutical patents like HUS1800018?
A: Core chemical structures, formulations, manufacturing methods, and therapeutic use claims.

Q2: How does the scope of patent claims influence market exclusivity?
A: Broader claims generally offer stronger protection but are more susceptible to invalidation; narrower claims are safer but provide limited exclusivity.

Q3: Why is it important to analyze the patent landscape surrounding HUS1800018?
A: To identify potential infringement risks, opportunities for licensing, and the scope of competitive innovations.

Q4: Can a patent like HUS1800018 be extended outside Hungary?
A: Yes, through patent family filings in Europe, PCT applications, or national patents in other jurisdictions.

Q5: What legal challenges might threaten the validity of HUS1800018?
A: Prior art disclosures, non-compliance with patentability criteria, procedural issues, or opposition proceedings.


References

  1. European Patent Office. (2020). Patent Search and Analysis Tools.
  2. World Intellectual Property Organization. (2021). Patent Law and Procedure.
  3. European Patent Office. (2022). Guidelines for Examination in the European Patent Office.
  4. PatentScope. (2023). Patent Families and Related Applications Data.
  5. Hungarian Patent Office. (2022). Patent Law and Practice Guidelines.

Note: For a comprehensive and precise analysis, access to the full patent publication, including claims and description, is necessary.

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