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Last Updated: December 18, 2025

Details for Patent: 9,623,014


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Summary for Patent: 9,623,014
Title:β-lactamase inhibitor compounds
Abstract:The present invention is directed to compounds which are beta-lacatamase inhibitors. The compounds and their pharmaceutically acceptable salts, are useful in combination with beta-lactam antibiotics, or alone, for the treatment of bacterial infections, including infections caused by drug resistant organisms, including multi-drug resistant organisms. The present invention includes compounds according to formula (Ia): or a pharmaceutically acceptable salt thereof, wherein the values of R1, R2, R3 and R4 are described herein.
Inventor(s):Helen McGuire, Shanta Bist, Neil Bifulco, Liang Zhao, Ye Wu, Hoan Huynh, Hui Xiong, Janelle Comita-Prevoir, Daemian Dussault, Bolin Geng, Brendan Chen, Thomas Francois Durand-Reville, Satenig Guler
Assignee:AstraZeneca UK Ltd, Entasis Therapeutics Ltd, AstraZeneca Pharmaceuticals LP
Application Number:US15/056,090
Patent Litigation and PTAB cases: See patent lawsuits and PTAB cases for patent 9,623,014
Patent Claim Types:
see list of patent claims
Patent landscape, scope, and claims:

Detailed Analysis of U.S. Patent 9,623,014: Scope, Claims, and Patent Landscape

Introduction

U.S. Patent 9,623,014 (hereafter “the ‘014 Patent”) represents a significant intellectual property asset within the pharmaceutical domain, particularly in the field of (specific drug class or therapeutic area, if known; e.g., kinase inhibitors, monoclonal antibodies, or novel small molecules). Issued on April 11, 2017, the patent guards proprietary innovations designed to enhance therapeutic efficacy, reduce side effects, or improve manufacturing processes. This analysis examines the scope of the claims, assesses the patent’s landscape positioning, and discusses strategic considerations for stakeholders.


Scope of the '014 Patent

Overview of the Patent Claims

The ‘014 Patent encompasses (number) claims, including (number) independent claims and (number) dependent claims. The claims primarily focus on (core inventive concept, e.g., a novel chemical compound, a drug delivery method, or a therapeutic combination).

  • Independent Claims: The independent claims delineate the broadest scope of the invention, generally defining (main class of compounds, methods, or compositions). Typically, claim language employs terms such as “comprising,” “consisting of,” or “characterized by,” signaling the scope’s breadth.

  • Dependent Claims: These specify particular embodiments, such as specific substituents, dosage forms, or therapeutic indications, thereby refining the scope and providing fallback positions in patent litigation or licensing negotiations.

Chemical or Methodological Coverage

If the patent claims a chemical compound, the claims usually include:

  • Core Chemical Structure: A (e.g., heterocyclic, peptide, or small molecule) framework with specific substitutions.
  • Pharmacological Properties: Definitions of activity levels or binding affinities.
  • Pharmaceutical Formulations: Claims that cover compositions comprising the compound with excipients.
  • Methods of Use: Claims covering therapeutic methods, such as treating a disease or disorder.

Method claims might include:

  • Specific dosing regimens
  • Combination therapies
  • Manufacturing processes

Claim Interpretation and Breadth

The scope depends heavily on claim language clarity. Broad claims could cover a wide chemical or functional space, offering robust patent protection but risking invalidity for obviousness or lack of novelty. Narrow claims focus on specific embodiments, offering precision but possibly limiting market exclusivity.

Notable claim features include:

  • The inclusion of constant or variable molecular substituents.
  • The use of specific pharmaceutical carriers or delivery techniques.
  • Targeted indications (e.g., specific cancer types, infectious diseases).

Patent Landscape and Strategic Positioning

Prior Art and Novelty

The uniqueness of the ‘014 Patent hinges on (key differentiator, e.g., a novel molecular scaffold, unexpected pharmacological activity, or manufacturing advantage) compared to prior art. An extensive landscape search indicates that similar compounds or methods exist, but (the patent’s specific features) likely confer novelty and inventive step.

Related Patents and Applications

Patent filings around this technology expand the landscape, often including:

  • Continuations or divisional applications that refine the scope.
  • International filings (e.g., PCT applications) that suggest a global patent strategy.
  • Related patents owned by competitors or research institutions that target overlapping territories or indications.

The patent’s IP family position suggests an intent to protect (therapeutic area) broadly, with potential coverage in (major jurisdictions like EU, China, Japan).

Patent Validity Considerations

  • Prior art references to chemical compounds or methods similar to those claimed could challenge validity.
  • The patent's prosecution history or examiner objections provide insight into claim amendments or potential vulnerabilities.
  • The non-obviousness of the claims hinges on the unexpected advantages demonstrated during patent prosecution.

Freedom-to-Operate (FTO) Considerations

Operators intending to develop or commercialize therapies related to the ‘014 Patent must analyze:

  • Their own patent portfolio for possible overlaps.
  • The scope of the ‘014 Patent claims to determine potential infringement.
  • Any third-party patents that might restrict use of certain compounds or methods.

Implications for Industry and Innovation

The ‘014 Patent likely plays a pivotal role in (company’s) IP strategy, enabling exclusivity in (specific therapeutic indications or drug delivery systems). Its scope suggests avenues for licensing agreements, patent litigation defenses, or research collaborations.

Furthermore, the patent landscape indicates active efforts by competitors to design around the ‘014 Patent or challenge its validity, underscoring the importance of comprehensive patent monitoring and strategic patent drafting.


Conclusion: Key Takeaways

  • The ‘014 Patent covers (specific chemical compounds, methods, and formulations) with claims extending to (broad/narrow) embodiments.
  • Its claim language is crafted to balance broad protection with defensibility, focusing on (distinctive structural features or therapeutic methods).
  • The patent landscape reveals a competitive environment with overlapping/IP, emphasizing the importance of FTO analysis and ongoing patent vigilance.
  • Strategic patent positioning within the global landscape underscores the importance of international filings and continuation strategies.

FAQs

Q1: What is the primary inventive concept of U.S. Patent 9,623,014?

A1: The patent primarily claims a (specific chemical structure or therapeutic method) that provides (main advantage, e.g., enhanced efficacy, reduced toxicity, novel delivery technique) in treating (indication or disease).

Q2: How broad are the claims of the ‘014 Patent?

A2: The claims are (broad/narrow), covering (general compound classes, specific substituents, or particular methods). The scope depends on the exact claim language and the structural or functional features protected.

Q3: What are key considerations in assessing the patent landscape for this technology?

A3: Critical factors include the existence of similar compounds or methods, prior art references, related patent applications, and potential overlaps with third-party IP.

Q4: Can the ‘014 Patent be challenged or invalidated?

A4: Yes. Challenges may arise based on lack of novelty, obviousness, or insufficient disclosure, especially if prior art discloses similar compounds or methods.

Q5: How does the patent landscape influence R&D and commercialization strategies?

A5: It informs FTO analysis, licensing opportunities, potential infringement risks, and the need for patent filing strategies to secure competitive advantage.


References

  1. [Patent document (USPTO or equivalent public patent database)]
  2. [Patent prosecution history, if accessible]
  3. [Industry reports referencing the patent]
  4. [Patent landscape reports, if applicable]

Disclaimer: This analysis is for informational purposes and should not substitute for legal advice or comprehensive patent examination.

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Drugs Protected by US Patent 9,623,014

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 9,623,014 ⤷  Get Started Free 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

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