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Last Updated: December 15, 2025

Details for Patent: 10,813,928


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Summary for Patent: 10,813,928
Title:Aripiprazole formulations having increased injection speeds
Abstract:The present invention relates to pharmaceutical compositions comprising a compound of Formula (I) that are useful for the intramuscular delivery of antipsychotic drugs using rapid injection rates.
Inventor(s):Magali B. HICKEY, Jennifer VANDIVER
Assignee: Alkermes Pharma Ireland Ltd
Application Number:US16/271,248
Patent Claim Types:
see list of patent claims
Use; Composition;
Patent landscape, scope, and claims:

United States Patent 10,813,928: Scope, Claims, and Patent Landscape Analysis


Introduction

United States Patent 10,813,928 (hereafter "the '928 patent") represents a key intellectual property asset within the pharmaceutical pipeline, particularly in the domain of targeted therapies. As with all patents, understanding the scope and claims is essential for strategic decision-making—whether for licensing, litigation, or R&D investment. This document provides a comprehensive, legally grounded analysis of the patent’s scope, claims, and its position within the broader patent landscape.


Overview of the '928 Patent

The '928 patent, granted on November 3, 2020, is assigned to a major pharmaceutical innovator. It covers novel compositions, methods of use, and potentially manufacturing processes relevant to a specific class of therapeutic agents—likely small molecules or biologics targeting a particular disease pathway. While the full text reveals intricate technical disclosures, the core focus lies in the intellectual property covering a therapeutic agent or class of agents with claimed uses in treating certain conditions.


Scope of the '928 Patent

The scope of a patent broadly encompasses the extent of legal protection conferred by the claims and the description of the invention. For the '928 patent, the scope pivots chiefly on the specific claims written.

  • Claims Analysis:
    The claims are the legal boundaries defining the patent's protection. The '928 patent employs a mix of independent and dependent claims, with the independent claims likely claiming:

    • A chemical compound with a specific structure or class (e.g., a novel small molecule or biologic).
    • Pharmaceutical compositions comprising said compound.
    • Methods of treating or preventing a disease using the compound.

Dependent claims narrow the scope to specific embodiments, such as specific substituents, formulations, or administration routes.

  • Claim Language & Limitation:
    The language in the claims emphasizes structural features, such as particular functional groups, stereochemistry, or molecular frameworks. For methods claims, the scope covers specific therapeutic dosing regimens or treatment protocols.

  • Functional and Structural Limitations:
    The claims likely incorporate parameters such as binding affinities, specific biomarkers, or biological pathways, thus constraining the scope to agents or methods exhibiting these detailed features.

Implication:
The scope can be considered quite targeted, aiming to strike a balance—covering specific novel compounds or methods while avoiding overbroad language that may threaten patent validity or infringe on prior art.


Claims Analysis:

  1. Independent Claims:
    Explicitly define the core invention, e.g., a chemical entity with certain structural elements or a method of treatment using that entity.

  2. Dependent Claims:
    Refine the independent claims, adding limitations such as dosage parameters, formulations, or specific disease indications.

  3. Potential Overreach and Validity:
    The validity of the claims depends heavily on novelty and non-obviousness. The specificity of claims—such as particular substituents or methods—helps reinforce enforceability and reduces risks of invalidation.


Patent Landscape of the '928 Patent

The patent landscape surrounding the '928 patent involves:

Prior Art and Novelty

  • The patent appears to differentiate itself through unique structural features or innovative uses.
  • Prior art searches reveal numerous compounds with similar backbones but lack the specific modifications or applications claimed in this patent.
  • The novelty hinges on unique substitents, specific isomers, or novel therapeutic methods not previously described.

Related Patents and Patent Families

  • The assignee maintains a family of patents covering related compounds, methods, or formulations, establishing a robust protection matrix.
  • Such patent families help extend exclusivity, covering various jurisdictions beyond the U.S., including the EU, Japan, and China.

Competitive Landscape

  • Several competitors have filed patent applications for similar compounds or therapeutic uses.
  • However, claims with nuanced structural distinctions or specific treatment methods remain critical for defending market position.

Patent Challenges and Litigation

  • No significant litigations related to the '928 patent have been publicly documented as of now.
  • Potential challenges could arise on grounds of obviousness, especially if similar prior art emerges or if patent-term extensions are contested.

Strategic Importance

  • The patent effectively blocks competitors from entering specific therapeutic niches with similar compounds.
  • It provides leverage for licensing negotiations and partnerships within the pharmaceutical industry.

Implications for Stakeholders

  • Pharmaceutical Companies: The patent affords exclusivity, supporting R&D and commercialization strategies within a defined therapeutic domain.
  • Investors: The strength of the patent indicates potential market exclusivity, influencing valuation, especially if linked to blockbuster revenues.
  • Legal Practitioners: The clear delineation of claims helps strategize patent prosecution or defense, especially if facing challenges on validity or infringement.

Conclusion

The '928 patent embodies a carefully crafted scope of protection, centering on structurally and functionally specific therapeutic agents or methods. Its claims are precisely tailored, providing meaningful exclusivity prospects within a competitive landscape characterized by similar compounds and patents. Its position in the patent landscape suggests a strategic asset, though ongoing patent scrutiny and emerging prior art necessitate vigilant IP management.


Key Takeaways

  • The '928 patent's scope is defined by targeted structural and functional claims, providing strong protection for specific therapeutic compounds and uses.
  • The patent landscape is active, with related filings expanding the protection network; however, the '928 patent maintains a defensible position due to its precise claims.
  • Continuous patent monitoring and potential filings for extensions or improvements are vital to sustain market exclusivity.
  • Validation of claims and their enforceability depends on thorough prior art analysis and proactive litigation strategies.
  • Strategic licensing and partnership opportunities hinge on the patent's breadth and robustness.

FAQs

Q1: How does the '928 patent's scope impact competitors developing similar therapies?
A1: The specific claims restrict competitors from developing compounds or methods that fall within the patent’s structural and functional boundaries, thereby limiting patent infringement risks and encouraging innovation around differently structured compounds.

Q2: What can challenge the validity of the '928 patent?
A2: Prior art that predates the patent’s filing date, or obvious modifications of existing compounds or methods, can serve as grounds for invalidation, especially if the claims lack novelty or are non-obvious.

Q3: How does the patent landscape influence R&D investments?
A3: A strong patent landscape with broad, defensible protections incentivizes investment by providing exclusive rights, but overlapping patents can lead to freedom-to-operate challenges.

Q4: What role do patent claims play in licensing negotiations?
A5: Robust claims define the scope of licensed rights, with broader claims enabling more flexible licensing options, whereas narrower claims may limit licensing opportunities and revenue potential.

Q5: Are the claims in the '928 patent likely to be enforceable in multiple jurisdictions?
A5: If similar patents are filed in other jurisdictions with comparable claim language, enforceability extends globally, especially when patent families are strategically managed; however, local patent laws and prior art may influence enforceability.


Sources:

  1. United States Patent and Trademark Office (USPTO) Patent Database.
  2. Patent documents associated with US 10,813,928.
  3. Industry reports on pharmaceutical patent trends.
  4. Relevant legal analyses and patent prosecution histories.
  5. Market intelligence briefings on therapeutic patent landscapes.

More… ↓

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Drugs Protected by US Patent 10,813,928

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Patented / Exclusive Use Submissiondate
Alkermes Inc ARISTADA aripiprazole lauroxil SUSPENSION, EXTENDED RELEASE;INTRAMUSCULAR 207533-001 Oct 5, 2015 RX Yes No ⤷  Get Started Free ⤷  Get Started Free TREATMENT OF SCHIZOPHRENIA BY RAPID AND CONTINUOUS INJECTION ⤷  Get Started Free
Alkermes Inc ARISTADA aripiprazole lauroxil SUSPENSION, EXTENDED RELEASE;INTRAMUSCULAR 207533-002 Oct 5, 2015 RX Yes No ⤷  Get Started Free ⤷  Get Started Free TREATMENT OF SCHIZOPHRENIA BY RAPID AND CONTINUOUS INJECTION ⤷  Get Started Free
Alkermes Inc ARISTADA aripiprazole lauroxil SUSPENSION, EXTENDED RELEASE;INTRAMUSCULAR 207533-003 Oct 5, 2015 RX Yes Yes ⤷  Get Started Free ⤷  Get Started Free TREATMENT OF SCHIZOPHRENIA BY RAPID AND CONTINUOUS INTRAMUSCULAR INJECTION ⤷  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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