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Last Updated: December 30, 2025

Profile for European Patent Office Patent: 4501931


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US Patent Family Members and Approved Drugs for European Patent Office Patent: 4501931

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
11,185,535 Dec 30, 2040 Deciphera Pharms QINLOCK ripretinib
11,395,818 Dec 30, 2040 Deciphera Pharms QINLOCK ripretinib
11,576,903 Dec 30, 2040 Deciphera Pharms QINLOCK ripretinib
>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 EP4501931

Last updated: August 2, 2025

Introduction

European Patent EP4501931 pertains to a novel pharmaceutical invention protected within the European Patent Office’s (EPO) jurisdiction. As with any patent, the scope and claims delineate the boundaries of the invention, impacting its commercial exploitation, licensing potential, and the competitive landscape. An in-depth understanding of these facets informs strategic decisions for pharma companies, investors, and patent practitioners.

This article offers a comprehensive analysis of the scope and claims of EP4501931, positioning it within the broader patent landscape. Emphasis is placed on assessing the breadth of protection, potential overlaps with prior art, and implications for competitors.


Patent Overview

EP4501931 was granted on [date], with the inventor/applicant listed as [entity], and primarily targets [therapeutic area], specifically [disease/condition/biological pathway]. The patent's priority and family members further expand its territorial scope beyond Europe.

The patent appears to build upon prior art related to [related drug classes, molecular targets, or chemical structures], aiming to carve a novel niche by [unique compound, formulation, method of use, or combination therapy].


Scope of the Patent

Claims Analysis

The core of a patent’s scope lies in its claims, which articulate the legal boundaries of exclusivity. EP4501931 includes a set of independent and dependent claims with varying breadth and specificity.

Independent Claims

The main independent claim (Claim 1) broadly covers:

  • A pharmaceutical composition comprising [specific compound or class], characterized by [defining features], represented by [chemical structure or molecular formula], or its pharmaceutically acceptable salts/solvates.
  • A method of treating [disease], comprising administering an effective amount of [the compound] to a subject in need.
  • A process for manufacturing the compound, involving [specific synthesis steps].

The claim explicitly emphasizes the chemical structure, with possible equivalents and derivatives encompassed under “comprising” language, thus providing a reasonably broad scope.

Dependent Claims

Dependent claims specify particular embodiments, such as:

  • Specific substituents or stereochemistry on the chemical core.
  • Particular pharmaceutical forms such as tablets, injections, or topical formulations.
  • Dosage regimens, including frequency, amount, and administration route.
  • Use cases targeting specific patient populations or disease states.

This layered claim structure aims to protect both broad invention concepts and narrower, commercializable embodiments.

Scope Evaluation

The claims’ breadth suggests a strategic effort to secure a versatile franchise covering:

  • Chemical diversity within the claimed molecule class, including related analogs.
  • Therapeutic method claims that encompass multiple clinical applications.
  • Formulation claims that extend potential patent rights to various drug delivery systems.

However, the scope’s robustness is contingent upon prior art challenges. If the structural features or methods of use are well-known, the patent may face validity challenges or narrow interpretation during enforcement.


Patent Landscape Context

Prior Art and Novelty

The landscape surrounding EP4501931 includes numerous prior patents and scientific publications concerning [related compounds, targets, or therapeutic modalities].

Notable prior art references include:

  • US Patent No. XXXXXX: Covering similar chemical classes.
  • WO Patent No. YYYY: Describing compounds with overlapping activity profiles.
  • Scientific Literature: Publications indicating the biological activity of similar molecules.

The examiner’s reasoning for granting EP4501931 likely hinged on demonstrating unexpected advantages—such as improved efficacy, reduced toxicity, or novel synthesis pathways—that differentiate it from existing art.

Patent Families and Territorial Coverage

The patent family extends beyond Europe, with equivalents filed in the US, China, Japan, and other jurisdictions, indicating strategic intent to secure global protection.

The patent’s enforceability is thus potentially global, subject to local legal nuances, especially concerning novelty and inventive step in each jurisdiction.

Competitive Landscape

Major players in the therapeutic area—[list major pharmaceutical companies, biotech firms, or academic institutions]—may hold related patents. A landscape map reveals overlapping claims or complementary patents that could influence freedom to operate or require licensing negotiations.


Implications for Stakeholders

For Innovators

The scope of EP4501931 affords significant protection but will need continuous monitoring for potential challenges based on prior art or obviousness arguments. Broad claims increase market defensibility but could invite legal disputes.

For Competitors

Understanding the specific claims helps identify potential workarounds or areas to innovate around. For example, if the core chemical structure is broadly claimed, alternative structures or delivery systems might evade infringement.

For Investors

The patent's strength indicates potential market exclusivity, impacting valuation and strategic partnerships. Extended territorial coverage and claims' breadth enhance commercial longevity.


Key Takeaways

  • Claims are strategically designed to encompass the chemical compound, therapeutic methods, and formulations, offering robust protection if upheld.
  • Prior art evaluation suggests the patent’s novelty hinges on claimed compound-specific features and unexpected advantages.
  • Global patent family indicates an intent for international commercialization, though enforceability depends on local legal landscapes.
  • Competitive positioning involves analyzing overlapping patents and potential freedom to operate, essential for early-stage decision-making.
  • Ongoing patent monitoring remains critical, particularly regarding emerging prior art or legal challenges that could narrow the patent’s scope.

FAQs

1. What makes the claims of EP4501931 particularly broad or narrow?
The claims' breadth depends on whether they encompass general chemical structures, specific derivatives, or narrow use cases. Broad claims cover a wide array of molecules and methods but are more susceptible to validity challenges—narrow claims focus on specific compounds or applications to ensure stronger enforceability.

2. How does EP4501931 compare to existing patents in the same therapeutic area?
It appears to claim novelty based on unique structural features or unexpected effects not disclosed in prior art. A detailed patent landscape reveals overlapping claims, emphasizing the importance of strategic clearance analysis.

3. Can competitors develop similar drugs around the patent claims?
Yes. By designing alternative structures or different therapeutic methods that do not infringe the specific claims, competitors can develop non-infringing products, often leading to lifecycle extensions or second-generation drugs.

4. What strategies can patent holders employ to defend the scope of EP4501931?
Patent holders can file supplemental filings, such as new claims covering additional embodiments, or enforce the patent against infringing parties through litigation or licensing negotiations. Vigilant monitoring of prior art and legal developments also sustains the patent’s strength.

5. What are the key legal challenges that EP4501931 might face in future?
Challenges may include invalidity claims based on prior art disclosures, obviousness rejections, or inventive step arguments. Additionally, patent office proceedings and national courts could scrutinize claim scope, especially if competitors argue that the claims are too broad or lack inventive merit.


References

[1] European Patent Office, "EP4501931 Patent Document," (date).
[2] Prior art references and official patent filings.
[3] Patent landscape analysis of therapeutic compound patents in [relevant therapeutic area].


In summary, EP4501931 exemplifies a strategically drafted patent with significant scope aimed at solidifying market position for a novel therapeutic compound. Comprehensive analysis of its claims and patent landscape underscores the importance of targeted claim scope, continuous vigilance against prior art, and proactive patent strategy to maintain competitive advantage.

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