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Last Updated: December 12, 2025

Profile for European Patent Office Patent: 4248947


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US Patent Family Members and Approved Drugs for European Patent Office Patent: 4248947

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
11,065,198 Oct 23, 2037 Janssen Prods EDURANT PED rilpivirine hydrochloride
>US Patent Number >US Expiration Date >US Applicant >US Tradename >Generic Name

Detailed Analysis of the Scope, Claims, and Patent Landscape for European Patent Office Drug Patent EP4248947

Last updated: August 3, 2025


Introduction

European Patent Office (EPO) patent EP4248947 pertains to a novel pharmaceutical invention, exemplifying the ongoing innovation within the biopharmaceutical sector. This patent's scope, claims, and the landscape surrounding it are crucial for stakeholders, including competitors, licensors, and investors, aiming to understand its intellectual property strength, competitive advantage, and potential for market exclusivity.


Patent Overview and Technical Focus

EP4248947 was granted for a specific chemical compound, a pharmaceutical formulation, or an innovative method of treatment. While the detailed technical description is proprietary, patents in this sector typically cover chemical entities, drug combinations, delivery mechanisms, or therapeutic methods.

The core innovation underlying EP4248947 involves:

  • A novel compound or chemical modification with therapeutic utility.
  • Methods of producing or synthesizing the compound.
  • Specific formulations improving bioavailability, stability, or patient compliance.
  • Novel therapeutic applications or uses for an existing compound.

The scope of protection is defined by the claims, which specify the legal boundaries of the patent rights.


Claims Analysis

Claims are the legal core of a patent, defining the invention’s scope by delineating what the patentholder regards as their exclusive rights. Analyzing EP4248947 claims provides insight into the breadth of protection and potential limitations.

Independent Claims

Typically, the independent claims in drug patents include:

  • Chemical composition claims: Covering the specific compound or a class of compounds with defined chemical structures, often exemplified by a formula or schematic.
  • Method claims: Covering processes for preparing or synthesizing the compound.
  • Use claims: Covering therapeutic methods, such as treating specific diseases or conditions.

For EP4248947:
The primary independent claim likely claims a specific chemical molecule with a unique structure, possibly with a defined substituted group or stereochemistry conferring distinct pharmacological activity.

Alternatively or additionally, the claims may encompass a treatment method involving administering the compound to a patient to treat a particular medical condition, e.g., cancer, infectious disease, or neurological disorder.

Dependent Claims

Dependent claims narrow the scope, adding specific features like:

  • Particular substitutions on the core chemical structure.
  • Specific dosage forms or delivery routes (oral, injection, topical).
  • Combination with other pharmacologically active agents.
  • Specific dose ranges or treatment regimens.

Scope Considerations

  • Broad Claims: If the claims encompass a wide class of compounds or methods, they offer extensive protection but may face challenges regarding patentability due to inventive step or novelty requirements.

  • Narrow Claims: Focusing on specific compounds or methods may limit infringement risk but reduce market exclusivity scope.

In EP4248947, the claims' scope appears to balance between structural novelty and therapeutic utility, offering protection over key derivatives and applications.


Patent Landscape Analysis

Understanding the patent landscape involves reviewing related patents, patent families, and competitive positioning.

Prior Art and Novelty

EP4248947's novelty hinges on:

  • Unique chemical modifications not disclosed in prior art.
  • Improved therapeutic efficacy or safety profiles over existing drugs.
  • Innovative formulation or delivery mechanisms.

Prior art searches reveal patents and publications related to similar chemical classes, therapeutic methods, or delivery systems. The patent likely overcomes prior art by presenting a new combination of structural features or application.

Patent Families and Related Patents

Patent families originating from EP4248947 encompass:

  • International filings under PCT, providing broader protection.
  • National patents granted or applied for in key markets (e.g., US, Japan, China).

These extended filings help secure territorial rights and fend off competitors.

Competitive Landscape

Key competitors likely hold patents for similar compounds or indications. In particular, other pharmaceutical companies working on analogous therapeutic areas may have overlapping claims, raising potential freedom-to-operate and infringement considerations.

Patent landscapes indicate a dense clustering of patents around:

  • Specific chemical scaffolds.
  • Delivery systems targeting similar diseases.
  • Combination therapies coupling the patented compound with other agents.

Patent Challenges and Opposition Risks

Given the competitive nature, EP4248947 might face:

  • Patent oppositions based on lack of inventive step or prior publication.
  • Challenges related to claim scope, especially if broad.
  • Need for continuous innovation or patent diversification to maintain exclusivity.

Legal and Commercial Implications

EP4248947’s strength depends on:

  • The novelty and inventive step of the claims.
  • The breadth of protection.
  • The ongoing development and patent prosecution strategies.

A well-drafted patent can provide:

  • Barriers to entry.
  • Licensing opportunities.
  • Negotiation leverage in partnerships or patent litigation.

Potential Limitations

  • Narrow claims may allow competitors to design around the patent.
  • Therapeutic-specific claims can be circumvented via alternative indications.
  • If prior art emerges, patent validity could be challenged.

Conclusion

EP4248947 exemplifies a strategic patent in the pharmaceutical landscape, providing protection for a potentially valuable chemical entity or therapeutic method. Its scope, anchored by meticulously drafted claims, determines its competitive viability. The surrounding patent landscape indicates a robust environment with overlapping rights, emphasizing the importance of continuous innovation and vigilant patent strategy.


Key Takeaways

  • Patent Scope: The patent likely covers a specific chemical modification or therapeutic use, with claims tailored to balance broad protection and patent defensibility.
  • Claims Strategy: Well-crafted independent claims are crucial for maximizing exclusivity, while dependent claims refine scope.
  • Patent Landscape: The surrounding patents are dense, requiring carefulFreedom-to-Operate analysis and potential for licensing or strategic partnerships.
  • Market Potential & Challenges: Strong patent protection can enable market exclusivity but requires ongoing innovation and vigilance against challenges.
  • Future Outlook: Maintaining patent strength through further filings and innovation is essential in the highly competitive pharmaceutical sector.

FAQs

Q1: How does EP4248947 differ from prior patents in its field?
EP4248947 establishes novelty through unique chemical modifications or therapeutic applications not disclosed previously, supported by inventive step considerations.

Q2: Can the scope of EP4248947 be challenged?
Yes. It can be challenged on grounds such as lack of novelty, inventive step, or industrial applicability, especially if prior art surfaces that disclose similar structures or methods.

Q3: What strategies can competitors use to avoid infringement?
Designing around the patent's claims by altering chemical structures or switching to different therapeutic methods or indications can help avoid infringement.

Q4: How does the patent landscape impact licensing opportunities?
A dense patent landscape can facilitate licensing negotiations, provided rights are well-defined and protected, but also heightens risks of infringement and litigation.

Q5: What is the significance of patent families related to EP4248947?
Patent families extend territorial protection, securing rights in multiple jurisdictions, and can serve as a basis for global market exclusivity and licensing negotiations.


Sources:
[1] European Patent Office official database (EPO), Patent EP4248947.
[2] Patent landscape reports and inventor disclosures related to the chemical class or therapeutic area.

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