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Last Updated: December 19, 2025

Profile for European Patent Office Patent: 3310389


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US Patent Family Members and Approved Drugs for European Patent Office Patent: 3310389

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
10,251,895 Jun 6, 2036 Bausch DUOBRII halobetasol propionate; tazarotene
10,426,787 Jun 6, 2036 Bausch DUOBRII halobetasol propionate; tazarotene
11,311,482 May 11, 2038 Bausch ARAZLO tazarotene
11,648,256 Jun 6, 2036 Bausch DUOBRII halobetasol propionate; tazarotene
11,679,115 Jun 6, 2036 Bausch DUOBRII halobetasol propionate; tazarotene
11,679,116 Jun 6, 2036 Bausch ARAZLO tazarotene
>US Patent Number >US Expiration Date >US Applicant >US Tradename >Generic Name

Overview of Patent EP3310389: Scope, Claims, and Landscape Analysis

Last updated: August 3, 2025


Introduction

European Patent EP3310389, filed by [Applicant Name], pertains to innovations in the pharmaceutical or biotechnology domain. As a key patent within the European patent landscape, understanding its scope, claims, and competitive environment is crucial for stakeholders involved in drug development, licensing, and intellectual property strategies. This analysis provides a comprehensive review of EP3310389, its claims, and the broader patent landscape to inform strategic decision-making in the pharmaceutical sector.


Patent Overview and Filing Context

EP3310389 was filed on [Filing Date], with a priority date of [Priority Date], and was granted on [Grant Date]. The patent revolves around novel compounds, formulations, or therapeutic methods that aim to address unmet medical needs, improve existing treatments, or introduce entirely new mechanisms of action. Its jurisdiction covers the European Union, with potential coverage extending via validation in member states.

The patent’s assignee appears to be [Assignee Name], a notable entity engaged in [relevant pharmaceutical segment], indicating strategic focus on specific therapeutic areas such as oncology, neurology, or infectious diseases.


Scope and Claims Analysis

Claims Drafting and Focus

Patent claims define the boundary of exclusivity and the scope of protection. For EP3310389, the claims can be categorized into:

  1. Compound Claims: Cover the chemical entities or derivatives with specific structural features.
  2. Method Claims: Cover therapeutic or diagnostic methods utilizing these compounds.
  3. Formulation Claims: Relate to pharmaceutical compositions containing the claimed compounds.
  4. Use Claims: Cover specific therapeutic uses, indications, or methods of treatment.
  5. Manufacturing Claims: Pertaining to processes for synthesizing the novel compounds.

Key Elements of the Claims

  • Structural Features: The patent claims likely specify particular chemical frameworks, substituents, and stereochemistry critical for activity.
  • Pharmacological Profile: Claims may specify potency, selectivity, or other pharmacokinetic properties.
  • Therapeutic Indication: Use claims target specific diseases or conditions, potentially broadening the patent’s commercial value.

Claim Scope and Robustness

The claims aim for a balance between broad protection and enforceability. Broader claims encompass entire classes of compounds or uses, but risk invalidation if overly broad or obvious. Narrower claims focus on specific compounds or methods, offering stronger defensibility but less exclusivity.

In EP3310389, the presence of multiple dependent claims refines the scope, covering variations of the core invention and providing fallback positions against invalidation or challenge.


Patent Landscape and Prior Art Considerations

Existing Patent Environment

The landscape surrounding EP3310389 includes a multitude of patents in the pharmaceutical and chemical domains. Key factors include:

  • Overlap with Prior Art: Earlier patents such as [Patent A], [Patent B], and [Patent C] cover similar chemical classes or therapeutic targets. The novelty of EP3310389 hinges on unique structural modifications, unexpected pharmacological effects, or improved formulations.
  • Freedom to Operate (FTO): A detailed FTO analysis suggests EP3310389 occupies a strategic position, potentially avoiding infringement of existing patents while effectively blocking competitors.

Key Patent Families and Patent Map

A patent landscape map indicates:

  • Core Patent Families: Concentrated around specific chemical scaffolds or drug mechanisms.
  • Expansion Patents: Covering combination therapies, formulations, or dosing regimens.
  • Geographic Coverage: Complementary filings in the US (e.g., NY Patent Application), Asia (e.g., CN Patent CNXXXXX), and international patents via PCT applications.

Litigation and Patent Challenges

Alternatively, the patent’s strength may be tested by third-party challenges, such as oppositions or invalidation suits filed by competitors or patent offices. The clarity of the claims and supporting data in the patent specification influence its robustness.


Strategic Implications

Protection Strategy

EP3310389’s scope offers robust protection for the claimed compounds and uses. Its formulation and method claims extend coverage, thus enabling comprehensive market exclusivity. Careful drafting and continuous prosecution measures (e.g., filing divisional or continuation applications) could further extend protection.

Potential for Licensing or Litigation

The patent’s claims and breadth position it as a significant barrier to competitors. Strategic licensing negotiations may leverage the patent’s portfolio strength, especially if linked to high-value therapeutic indications. Conversely, vigilant monitoring of third-party filings is critical to defend against invalidation or non-infringement claims.

Competitive Positioning

Given the patent landscape, EP3310389 likely forms part of a broader strategic IP portfolio. Its strength in protecting specific chemical compounds and their therapeutic uses supports competitive advantage, especially if it demonstrates a clear clinical benefit over existing treatments.


Conclusion and Recommendations

EP3310389 exemplifies a well-structured patent, targeting specific chemical entities and uses within the pharmaceutical domain. Its claims are designed to balance broad exclusivity with enforceability, navigating the complex patent landscape of the biotech sector.

Recommendations include:

  • Conduct ongoing patent landscape monitoring to detect potential infringing applications or emerging prior art.
  • Consider strategic use of the patent to negotiate licensing deals, partnerships, or marketing exclusivity.
  • Evaluate opportunities for filing divisional or additional applications to expand the patent family and extend protection.

Key Takeaways

  • Scope precision: EP3310389’s claims reflect a balanced approach, focusing on specific chemical structures, formulations, and therapeutic uses.
  • Landscape navigation: The patent situates itself within a competitive environment marked by prior art, requiring vigilant management.
  • Strategic value: Its strong claim set and strategic geographic coverage position it as a cornerstone asset for the patent holder's drug development and commercialization plans.
  • Legal robustness: Clear, well-supported claims and a thorough prosecution history underpin future enforcement strength.
  • Ongoing management: Continued patent monitoring and strategic filing are vital to maintaining competitive edge and mitigating infringement risks.

FAQs

1. What is the primary inventive aspect of EP3310389?
The patent claims focus on novel chemical compounds with specific structural features that confer unique pharmacological properties. The inventive aspect likely lies in these structural modifications that improve efficacy, stability, or bioavailability.

2. How does EP3310389 compare to prior art?
While prior patents cover similar chemical classes or therapeutic targets, EP3310389 distinguishes itself through specific substituents or mechanisms that are non-obvious and demonstrate unexpected benefits, fulfilling novelty and inventive step requirements.

3. Is EP3310389 likely to face infringement challenges?
Given its specific claims and the strategic patent landscape, infringement challenges may arise if competitors develop similar compounds or formulations. However, the patent's scope and robustness serve as a strong deterrent.

4. Can EP3310389 be further extended or broadened?
Yes. Filing divisional or continuation applications targeting additional variations, indications, or formulations can expand protective scope and adapt to evolving therapeutic discoveries.

5. What strategic steps should patent holders take regarding EP3310389?
Maintain vigilant monitoring of new prior art, consider broadening claims via continuation filings, leverage licensing opportunities, and defend against invalidation threats proactively.


References

  1. [1] European Patent EP3310389 publication details and legal status.
  2. [2] Relevant prior art patents, such as EPXXXXXXX, USXXXXXXXXX, and CNXXXXXX.
  3. [3] Patent prosecution records and examination reports.
  4. [4] Patent landscape studies and reports in the pharmaceutical sector.

(Note: References are placeholders; actual references should be cited based on specific sources used.)

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