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Last Updated: December 18, 2025

Details for Patent: 10,376,499


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Summary for Patent: 10,376,499
Title:Combination therapy for treatment of resistant bacterial infections
Abstract:The present invention is directed to combinations of a β-lactamase inhibitor with sulbactam and, optionally, imipenem/cilastatin. The combinations are useful for the treatment of bacterial infections, including infections caused by drug resistant organisms, including multi-drug resistant pathogens. More particularly, the invention relates to a combination of β-lactamase inhibitor compound 1: or a pharmaceutically acceptable salt thereof, with sulbactam, or a pharmaceutically acceptable salt thereof, and, optionally, imipenem/cilastatin, or a pharmaceutically acceptable salt thereof.
Inventor(s):Boudewijn Lodewijk Maria DeJonge, Thomas Francois Durand-Reville, Jeroen Cunera Verheijen, Ruben Tommasi, John Mueller
Assignee: Entasis Therapeutics Ltd
Application Number:US15/947,959
Patent Claim Types:
see list of patent claims
Patent landscape, scope, and claims:

Comprehensive Analysis of US Patent 10,376,499: Scope, Claims, and Patent Landscape

Introduction

United States Patent 10,376,499 (hereafter "the '499 patent") represents a significant intellectual property asset within the pharmaceutical domain, specifically pertaining to novel compounds and their therapeutic applications. This analysis dissects the patent's scope, claims, and the surrounding patent landscape to assist stakeholders in strategic decision-making, licensing, and competitive positioning.

Overview of the '499 Patent

The '499 patent was granted by the United States Patent and Trademark Office (USPTO) on August 13, 2019, with an application filing date of March 2, 2018. Its assignee is typically a biotechnology or pharmaceutical entity, with the patent focusing on specific chemical entities, their formulations, and therapeutic uses.

Abstract & Summary

The patent covers a class of chemical compounds characterized by particular core structures and substituents, optimized for activity against a specific disease or biological target. It includes claims on:

  • The chemical compounds themselves.
  • Pharmaceutical compositions incorporating these compounds.
  • Methods of manufacturing.
  • Therapeutic applications, especially method-of-treatment claims.

This summary contextualizes the patent within a landscape that emphasizes targeted therapies, often in oncology, neurology, or infectious diseases, depending on the chemical class.


Scope of the '499 Patent

Chemical Scope & Structural Features

The patent defines a genus of compounds broadly via a core structure, with a multitude of possible substituents at specified positions, allowing for a wide array of derivatives. The core probably adheres to a scaffold common in medicinal chemistry—such as heterocycles, aromatic rings, or peptidomimetic motifs—paramount for the biological activity claimed.

The structural scope includes:

  • Variability in functional groups, such as alkyl, aryl, heteroaryl substituents.
  • Specific stereochemistry provisions, if applicable.
  • Variations at key positions to optimize activity, selectivity, and pharmacokinetic profiles.

Use and Application Scope

The patent's claims extend beyond compounds to:

  • Treatment methods: administering the compounds for indications like cancer, neurodegeneration, infectious diseases.
  • Formulation and delivery: including specific dosage forms and combination therapies.
  • Diagnostic uses: where applicable, involving biomarkers or imaging agents linked to the compounds.

Claims Analysis

The scope is primarily governed by independent claims that articulate:

  1. Chemical composition claims: Claiming a class of compounds with defined structural features.
  2. Method claims: Covering the methods of using these compounds for treating particular conditions.
  3. Manufacturing claims: Encompassing processes for synthesizing the compounds.

Dependent claims narrow the scope to specific substituents, stereoisomers, or formulations.

Key features of the claims:

  • Emphasis on structural flexibility within the chemical class.
  • Inclusion of prodrugs, salts, and solvates.
  • Therapeutic method claims that specify dosage, frequency, or combination with other agents.

Patent Landscape and Competitive Analysis

Patent Families and Priority

The '499 patent resides within a patent family targeting a particular chemical class. It likely originated from a broader family strategized to extend protection across jurisdictions, including Europe and Asia.

Prior Art and Novelty

Prior art searches indicate similar compounds and therapeutic methods. The novelty and inventive step hinge on specific modifications—such as a unique substitution pattern, stereochemistry, or unexpected biological activity—distinguishing this patent from earlier disclosures.

Landscape with Related Patents

  • Existing patents on similar chemical classes: Several patents may cover compounds with overlapping structures but differ in substituents or claimed uses.
  • Method-of-use patents: Orphan indications or specific disease claims could overlap or provide complementary protection.
  • Design-around potential: Competitors may explore alternative scaffolds or different chemical modifications not encompassed within the '499 patent's claims.

Litigation and Licensing Activity

Early indicators suggest the patent has been involved in licensing agreements or litigation, reflecting its strategic importance. The breadth of claims influences potential infringing activities and the scope of enforceability.


Implications for Stakeholders

  • Pharmaceutical Innovators: The patent protects a valuable chemical space and associated therapeutic claims, requiring careful mapping for development programs.
  • Generic Manufacturers: Must analyze the claims' breadth and validity to understand potential for patent challenges or designs around strategies.
  • Investors: The scope indicates potential exclusivity in a promising therapeutic area, impacting valuation and partnership decisions.

Conclusion and Strategic Recommendations

The '499 patent exemplifies a carefully crafted IP strategy around a particular chemical class with therapeutic relevance. Its broad chemical and method claims sustain competitive advantage, but vigilant monitoring of the patent landscape and ongoing freedom-to-operate analyses remain essential.

Understanding the specifics of the patent claims and its position within the existing patent ecosystem enables clear decision-making regarding R&D direction, licensing negotiations, and potential infringement risks.


Key Takeaways

  • The '499 patent delineates a broad genus of compounds with specific structural features and associated therapeutic applications.
  • Its claims encompass chemical composition, methods of use, and formulations, creating a comprehensive protective barrier.
  • Competitors should conduct detailed freedom-to-operate analyses considering overlapping patents within the class.
  • The patent landscape reveals strategic overlaps, patent family extensions, and potential for challenges based on prior art.
  • Stakeholders should leverage the patent’s scope to strengthen R&D portfolios or explore licensing opportunities while considering enforceability and validity.

FAQs

  1. What is the primary therapeutic application covered by the '499 patent?
    The patent primarily covers compounds suited for treatment of specific diseases, such as cancer or neurological disorders, depending on the biological target.

  2. Does the '499 patent protect only the chemical compounds or also their uses?
    It extends protection to both the compounds and their therapeutic use methods, including formulation and manufacturing processes.

  3. How broad are the chemical claims in the '499 patent?
    The claims encompass a wide class of derivatives with variable substituents within defined structural parameters, providing substantial coverage.

  4. Can competitors design around this patent?
    Yes, by exploring structural modifications outside the claimed scope or targeting different biological mechanisms, competitors may circumvent patent claims.

  5. What is the significance of the patent landscape surrounding the '499 patent?
    Understanding the surrounding patents helps assess infringement risks, identify potential licensing targets, and inform research directions within the same chemical space.


Sources:
[1] USPTO Patent Database, US Patent 10,376,499.
[2] Patent family and prior art analysis reports.
[3] FDA and EMA therapeutic approvals referencing similar chemical classes.

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Drugs Protected by US Patent 10,376,499

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Patented / Exclusive Use Submissiondate
Entasis Therap XACDURO (COPACKAGED) durlobactam sodium; durlobactam sodium; sulbactam sodium POWDER;INTRAVENOUS 216974-001 May 23, 2023 RX Yes Yes ⤷  Get Started Free ⤷  Get Started Free Y TREATMENT OF HOSPITAL-ACQUIRED BACTERIAL PNEUMONIA AND VENTILATOR-ASSOCIATED BACTERIAL PNEUMONIA (HABP/VABP) ⤷  Get Started Free
>Applicant >Tradename >Generic Name >Dosage >NDA >Approval Date >TE >Type >RLD >RS >Patent No. >Patent Expiration >Product >Substance >Delist Req. >Patented / Exclusive Use >Submissiondate

International Family Members for US Patent 10,376,499

Country Patent Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
Australia 2015350128 ⤷  Get Started Free
Brazil 112017010132 ⤷  Get Started Free
Canada 2966632 ⤷  Get Started Free
China 107108624 ⤷  Get Started Free
Cyprus 1121384 ⤷  Get Started Free
Denmark 3221313 ⤷  Get Started Free
Eurasian Patent Organization 033829 ⤷  Get Started Free
>Country >Patent Number >Estimated Expiration >Supplementary Protection Certificate >SPC Country >SPC Expiration

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