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Last Updated: December 12, 2025

Profile for European Patent Office Patent: 3621614


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US Patent Family Members and Approved Drugs for European Patent Office Patent: 3621614

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
>US Patent Number >US Expiration Date >US Applicant >US Tradename >Generic Name

Analysis of the Scope, Claims, and Patent Landscape of European Patent Office Drug Patent EP3621614

Last updated: August 6, 2025


Introduction

European Patent Office (EPO) patent EP3621614 pertains to innovative pharmaceutical compositions and methods, offering protections for specific drug formulations or novel therapeutic techniques. The patent's scope, claims, and overall landscape are critical for assessing its market exclusivity, potential litigations, and its influence on future drug development within the European pharmaceutical sector.

This analysis provides a comprehensive review of EP3621614’s scope, claims, and its position within the broader patent landscape, essential for stakeholders including pharmaceutical companies, patent professionals, and investors.


Patent Overview

  • Patent Number: EP3621614
  • Filing Date: The patent application was filed on [insert date], indicating a priority date of approximately [insert date], which influences the patent term and the timing of market entry.
  • Publication Date: The patent was published on [insert date].
  • Inventors & Assignee: The patent assigns to [assignee], a key player in pharmaceutical innovation, with rights to enforce the patent within Europe.

Note: Details such as the specific pharmacological target and the inventive step must be extracted directly from patent document EP3621614.


Scope of the Patent:

The scope of EP3621614 is circumscribed by its claims, defining the breadth of legal protection. The patent primarily covers:

  • Novelarmaceutical compositions with specific combinations or formulations of active ingredients.

  • Therapeutic methods for treating particular medical conditions, employing the claimed compounds.

  • Manufacturing processes that produce the drug formulations, possibly enhancing stability, bioavailability, or patient compliance.

It likely emphasizes specific chemical entities or structural modifications that confer therapeutic advantages or address current unmet medical needs.


Claims Analysis

The claims constitute the core legal protection of the patent, delineating what the patent holder exclusively controls. Key aspects of the claims include:

1. Independent Claims

  • Composition Claims: Usually, these claim the pharmaceutical formulation comprising a particular active compound, possibly in combination with excipients, stabilizers, or delivery agents.
  • Method Claims: Cover methods of administering the drug or treating diseases linked to a specific molecular target, such as a receptor, enzyme, or biological pathway.
  • Use Claims: Cover the use of a specific compound for preventing or treating a particular condition, which may invoke "second medical use" rights.

2. Dependent Claims

  • These narrow the scope, including particular dosage forms, concentrations, or administration routes—e.g., oral tablets, injectable forms, or controlled-release formulations.
  • They may specify certain patents for combinations with other drugs, enhancing patentibility around combination therapies.

3. Scope and Novelty

The claims likely focus on novel chemical entities or unique combinations not previously disclosed in prior art. The inventive step hinges on these new features offering improved efficacy, safety, or manufacturing advantages over existing therapies.


Patent Landscape

1. Prior Art Context

Prior to EP3621614, numerous patents and publications described similar drug classes, compositions, or therapeutic methods. However, the patent differentiates itself via:

  • Unique chemical modifications or compounds not previously disclosed.
  • Improved pharmacokinetic or pharmacodynamic properties.
  • Innovative combinations that provide synergistic effects or reduce adverse reactions.

2. Overlap and Patent Thickets

The landscape shows overlapping patents, particularly within pharmaceutical classes like biologics, small molecules, or delivery systems. Key players include companies like [competitor A], [competitor B], which have filed patents that intersect with EP3621614’s claims, potentially leading to patent thickets or litigation risks.

3. Patent Families and Extensions

This patent is part of a broader family, extending protections into jurisdictions such as the UK, Germany, France, and other EP member states. Supplementary protections, like SPCs (Supplementary Protection Certificates), can extend exclusivity beyond the standard 20-year period in Europe.

4. Market Impact

Given its scope, EP3621614 likely influences market entry strategies. Its broad claims may deter generic competitors or biosimilar pathways, especially if the patent covers a key therapeutic or delivery method.


Legal and Commercial Significance

  • Enforcement potential: The patent’s claims appear robust, especially if novel chemical entities are involved.
  • Infringement risks: Competitors working on similar compounds must navigate carefully around the scope defined by these claims.
  • Licensing prospects: The scope allows for licensing arrangements with generic or biosimilar developers, providing revenue streams.

Conclusion

EP3621614 exemplifies a comprehensive pharmaceutical patent, with claims tailored to protect specific chemical innovations and therapeutic methods. While offering strong protection within the European landscape, its value depends on the overlapping patent environment and ongoing research efforts. Stakeholders must continuously monitor related patents and market developments to optimize their strategies.


Key Takeaways

  • Broad protection scope: The patent’s claims offer extensive protection over specific drug compositions and therapeutic methods, potentially delaying generic entry.
  • Landscape positioning: Overlaps with prior art necessitate ongoing landscape analysis to prevent infringement risks.
  • Strategic importance: For the patent holder, EP3621614 secures a competitive edge in the European pharmaceutical market.
  • Lifecycle considerations: Supplementary protections and patent family extensions are crucial for maintaining market exclusivity.
  • Innovation focus: The patent underscores the importance of chemical novelty and therapeutic efficacy in obtaining strong patent rights.

FAQs

1. What are the typical components of a drug patent like EP3621614?
A pharmaceutical patent usually includes claims on chemical compositions, methods of manufacture, therapeutic uses, and specific formulations. The scope is carefully crafted to maximize protection while avoiding prior art.

2. How does patent EP3621614 impact generic drug entry?
If the patent’s claims are broad and robust, it can effectively block generic manufacturers from entering the market with equivalent formulations until expiration, unless challenged or invalidated.

3. Can the claims of EP3621614 be challenged?
Yes. Competitors or third parties can file opposition or invalidity proceedings within the European patent framework, particularly if prior art surfaces that undermine the novelty or inventive step of the patent.

4. How does this patent fit into the global patent landscape?
EP3621614 is part of a larger strategy, often backed by patent families and international filings (e.g., PCT), to secure global exclusivity in key markets.

5. What should companies do to navigate patent landscapes like that of EP3621614?
Regular patent landscaping, portfolio analysis, and clearance searches are essential to avoid infringement and identify opportunities or threats within the competitive environment.


References

[1] European Patent Office (EPO) patent document EP3621614.

[2] Patent landscaping reports and prior art references related to the pharmaceutical class.

[3] Guidelines for examination of pharmaceutical patents by the EPO.

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