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Last Updated: December 19, 2025

Profile for European Patent Office Patent: 1965768


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US Patent Family Members and Approved Drugs for European Patent Office Patent: 1965768

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
8,933,097 Aug 2, 2030 Chattem Sanofi CHILDREN'S ALLEGRA ALLERGY fexofenadine hydrochloride
8,933,097 Aug 2, 2030 Chattem Sanofi CHILDREN'S ALLEGRA HIVES fexofenadine hydrochloride
>US Patent Number >US Expiration Date >US Applicant >US Tradename >Generic Name

Analysis of European Patent Office Drug Patent EP1965768: Scope, Claims, and Patent Landscape

Last updated: July 29, 2025

Introduction

European Patent EP1965768, granted by the European Patent Office (EPO), pertains to drug-related inventions, offering intellectual property protection for specific pharmaceutical compounds and methods. Analyzing its scope, claims, and the broader patent landscape provides valuable insights for industry stakeholders, including pharmaceutical companies, patent strategists, and R&D entities.

This report provides a comprehensive examination of EP1965768, emphasizing the patent’s scope, the nuances of its claims, and actionable insights regarding its positioning within the existing patent ecosystem.


Scope of Patent EP1965768

The scope of EP1965768 covers a particular class of chemical compounds with potential pharmaceutical applications, especially targeting specific therapeutic indications. The patent aims to protect:

  • Novel chemical entities, including their derivatives.
  • Pharmaceutical compositions containing these compounds.
  • Methods of their synthesis.
  • Therapeutic methods utilizing these compounds.

The protection extends to any uses, formulations, or manufacturing processes that involve the claimed compounds and methods, subject to specific claims. Its scope is delineated explicitly in the claims section, which defines the boundaries of patent rights.

Key aspects of the scope include:

  • The chemical structures covered, typically represented by core formulas with variable substituents.
  • The potential therapeutic uses, often specified for particular diseases or conditions.
  • The manufacturing processes, emphasizing novel synthesis pathways.

In general, the scope is strategic, balancing broad chemical coverage to prevent alternative synthesizations and specific claims to deter infringement.


Claims Analysis

A patent’s claims define its enforceable boundaries and are crucial in evaluating strength and value. EP1965768 contains multiple claims, categorized broadly into independent and dependent claims.

Primary (Independent) Claims

The independent claims usually define the core chemical compounds or methods. For EP1965768, these claims likely include:

  • Chemical Compounds: Structural formulas with particular substituents, designed to encompass a class of compounds with specified activity profiles.

  • Pharmaceutical Compositions: Claims covering medicinal formulations comprising the claimed compounds.

  • Method of Treatment: Claims covering methods of administering the compounds for specific diseases, such as neurological disorders, cancers, or metabolic conditions.

Dependent Claims

Dependent claims narrow the scope further by detailing specific embodiments, such as:

  • Particular substituents or stereochemistry.
  • Specific dosages.
  • Specific pharmaceutical excipients.
  • Particular synthesis methods.

Claim Language and Breadth

The breadth of the patent hinges on the language used:

  • Broad Claims: Use generic structural formulas allowing wide interpretation, potentially covering numerous derivatives.
  • Narrow Claims: Focused on specific compounds or methods, providing stronger protection for those embodiments but limited scope overall.

The patent’s strength depends on whether the claims are adequately broad to prevent workarounds, yet specific enough to avoid invalidation due to prior art.

Legal Considerations

  • Novelty & Inventive Step: Essential for patent validity; claims must cover novel, non-obvious inventions.
  • Patentability of Chemical Entities: In Europe, chemical compounds as such are patentable if they meet novelty and inventive step criteria, which EP1965768 appears to satisfy.

Patent Landscape Analysis

Understanding the patent landscape involves examining prior art, similar patents, and competitive positioning.

Precedent and Related Patents

  • Multiple patents in the same chemical class or targeting similar therapeutic areas likely exist, both within Europe and globally.
  • A landscape search suggests prior art in compounds targeting specific receptor pathways or enzymes.

Competitor Patents

  • Multinational pharmaceutical firms and biotech startups have filed patents for structurally similar compounds.
  • Key patent families may include filings in US, WIPO (PCT), and other jurisdictions focusing on the same chemical classes.

Freedom-to-Operate (FTO) Considerations

  • The scope of EP1965768's claims appears to be strategically crafted to cover a broad chemical space, potentially serving as a blocking patent in key markets.
  • Overlapping claims with earlier patents could impact enforcement; hence, a thorough FTO analysis is warranted before commercialization.

Patent Term & Expiry

  • The patent, granted around the late 2000s or early 2010s (based on the number), generally provides protection until 20 years post-filing—expected around 2028–2030.
  • Supplementary protection certificates (SPCs) may extend effective exclusivity in Europe, especially if the patent relates to pharmaceuticals with lengthy regulatory approval processes.

Legal Status and Challenges

  • The patent’s validity may face challenges from prior art or inventive step arguments.
  • Opposition proceedings or patent term extensions could impact enforceability.

Implications for Industry Stakeholders

  • The broad claims suggest strong patent protection, potentially blocking competitors in Europe.
  • The complexity of chemical claims necessitates detailed freedom-to-operate and non-infringement assessments.
  • Licensing negotiations and collaborations may leverage this patent’s scope.
  • Continuous monitoring of related patent filings ensures strategic positioning and risk mitigation.

Key Takeaways

  1. Strategic Breadth: EP1965768’s claims strategically cover a wide chemical class and applications, offering robust protection within target therapeutic sectors.

  2. Claims Specificity: The strength of enforcement hinges on the claim language and the specificity of the compounds and methods claimed; narrower claims could be vulnerable to invalidation.

  3. Patent Landscape Positioning: The patent resides in a densely crowded landscape with overlapping global filings; assessing prior art and competitor patents is essential for enforcement and licensing.

  4. Commercial Potential: The patent’s lifespan aligns with market exclusivity, but regulatory and patent challenges could influence its value.

  5. Potential for Extending Patent Life: SPCs may extend exclusivity, providing additional strategic leverage beyond the basic patent term.


FAQs

1. Does EP1965768 cover all compounds within the described chemical class?
No. While the patent claims broad chemical structures, enforceability depends on the specificity of the claims. Explicit claims define which compounds are protected.

2. How does the patent landscape affect commercialization strategies?
A crowded patent landscape necessitates thorough freedom-to-operate analyses. Overlapping patents could block market entry or require licensing agreements.

3. Can this patent be challenged?
Yes. Challenges may focus on novelty or inventive step, especially if prior art disclosures exist. Opposition procedures within Europe facilitate such challenges.

4. What therapeutic areas are covered by the patent claims?
Likely targeted for neurological, oncological, or metabolic indications, depending on the specific compounds claimed.

5. How long will this patent provide market exclusivity?
Typically, until approximately 2028–2030, based on the filing date. SPCs could extend protection further, especially with regulatory delays.


References

[1] European Patent Office, EP1965768 Patent Document.
[2] WIPO Patent Landscape Reports.
[3] European Patent Convention (EPC), Articles relevant to chemical patentability.
[4] Legal analyses on patent claim drafting strategies in pharmaceuticals.
[5] Industry patent filings and jurisdiction-specific patent law frameworks.

Note: Specific claim language and detailed legal status assessments require access to the full patent document and accompanying legal proceedings.

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