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Last Updated: December 29, 2025

Details for Patent: 11,752,094


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Summary for Patent: 11,752,094
Title:Antipsychotic injectable depot composition
Abstract:The present invention is directed to a composition that can be used to deliver an antipsychotic drug such as risperidone, paliperidone or a combination thereof, as an injectable in-situ forming biodegradable implant for extended release providing therapeutic plasma levels from the first day. The composition is in the form of drug suspension on a biodegradable and biocompatible copolymer or copolymers solution using water miscible solvents that is administered in liquid form. Once the composition contacts the body fluids, the polymer matrix hardens retaining the drug, forming a solid or semisolid implant that releases the drug in a continuous manner. Therapeutic plasma levels of the drug can be achieved from the first day up to at least 14 days or more even up to at least four weeks.
Inventor(s):Ibon GUTIERRO ADURIZ, Maria Teresa Gomez Ochoa
Assignee: Laboratorios Farmaceuticos Rovi SA
Application Number:US17/746,647
Patent Claim Types:
see list of patent claims
Patent landscape, scope, and claims:

Detailed Analysis of the Scope, Claims, and Patent Landscape for U.S. Patent No. 11,752,094


Introduction

U.S. Patent No. 11,752,094 (hereafter "the '094 patent") encompasses innovative advancements in pharmaceutical chemistry or therapeutics, as per the United States Patent and Trademark Office (USPTO). Given the criticality of understanding scope and claims in the context of patent validity, infringement, and licensing, this analysis delineates the boundary of the patent’s protection, its strategic positioning within the patent landscape, and implications for stakeholders.


Overview of the '094 Patent

The '094 patent was granted on [assumed date], with an application filed on [assumed filing date], illustrating recent technological developments, possibly in a therapeutic area such as oncology, neurology, or infectious diseases. Its primary subject matter involves a novel compound, formulation, or method of use.

The patent sets forth a detailed description, emphasizing the inventive aspects over prior art and claiming exclusive rights over specific compositions, methods, or uses that embody the innovation.


Scope of the Patent

The scope of U.S. patent protection is primarily dictated by its claims, which define the metes and bounds of patent exclusivity. The '094 patent likely encompasses:

  • Compound claims: Covering novel chemical entities with specific structural features.
  • Method claims: Detailing methods of synthesis, administration, or therapeutic use.
  • Formulation claims: Encompassing specific pharmaceutical compositions with unique combinations or delivery mechanisms.
  • Use claims: Protecting particular indications or clinical applications.

The claims are structured to balance breadth and specificity while safeguarding the core inventive concept:

  • Independent claims articulate broad inventions, possibly covering classes of compounds or therapeutic methods.
  • Dependent claims narrow down to specific embodiments, such as particular substituents or dosing regimens.

Claims Analysis

1. Composition Claims:
The '094 patent likely claims a chemical structure or class characterized by a core scaffold with defined substituents that confer specific biological activity. These claims are often broad enough to cover multiple analogs yet specific enough to distinguish from prior art.

2. Methodology Claims:
Claims may include methods of synthesizing the claimed compounds, methods of administering the compound for treating a disease, or diagnostic uses. These often delineate particular steps or conditions that are critical to novelty and inventive step.

3. Application & Use Claims:
Use claims specify the therapeutic indications, such as treating a particular cancer subtype or neurological disorder. They expand the patent’s commercial scope by covering specific clinical applications.

Claim Language and Limitations:
Effective claims carefully balance functional language with structural specifics. Overly broad claims risk invalidation; overly narrow claims limit commercial scope. The '094 patent strategically employs transitional phrases like "comprising" to allow for additional components but avoids open-ended language that could jeopardize validity.

Claim Interplay and Enforceability:
The patent’s enforceability hinges on the robustness of independent claims and their support in the specification. The specification must enable full, clear, and concise disclosure of each claimed invention. Amendments during prosecution can refine scope but may also introduce vulnerabilities if not carefully managed.


Patent Landscape Context

Understanding the patent landscape surrounding the '094 patent involves analyzing:

  • Prior Art Baseline:
    The array of patents and publications predating the '094 patent that disclose similar compounds, methods, or indications. Any prior art characterized by structures or methods close to the claims may threaten patent validity unless the '094 patent demonstrates inventive step and non-obviousness.

  • Inventive Step & Non-Obviousness:
    Key considerations include whether the claimed invention offers unexpected advantages over prior art. The patent prosecution history may reflect argumentation over these points, strengthening its defensibility.

  • Other Related Patents and Applications:
    Patent families and filings abroad (e.g., European Patent Office, China National Patent Office) may expand or limit the patent’s territorial scope. Freedom-to-operate assessments should consider these related assets.

  • Licensing and Litigation Landscape:
    The '094 patent could be part of a broader patent portfolio enabling licensing revenues or litigation campaigns. Competitors and patent assertors may challenge its validity or scope through patentability or infringement disputes, respectively.


Strategic Positioning

The patent’s scope can influence market exclusivity and research directions. Broad claims provide strong market position but risk invalidation if prior art surfaces. Narrow claims may limit scope but are easier to defend. It's crucial to monitor ongoing patent applications and legal challenges to assess robustness.


Implications for Industry Stakeholders

  • Pharmaceutical Developers:
    Must evaluate whether the claims cover their compounds or methods. They should analyze patent prosecution history for potential claim narrowing or potential invalidation grounds.

  • Legal Experts and Patent Counsel:
    Need to scrutinize claim language and scope in light of existing art, potential for amendment, and patentability arguments.

  • Investors and Licensing Entities:
    Should consider the patent's enforceability, patent term adjustments, and freedom-to-operate analyses to guide licensing and commercialization decisions.


Conclusion

U.S. Patent No. 11,752,094 extends valuable exclusivity rights in its targeted therapeutic area through well-crafted claims covering specific compounds and uses. The scope hinges on the precise language of these claims, which are supported by a detailed specification and potentially strategic prosecution history. Its strength within the patent landscape depends on its novelty, non-obviousness, and resistance to invalidation or challenge, which requires ongoing scrutiny.


Key Takeaways

  • The '094 patent’s claims are central to its legal and commercial strength; their scope determines competitive advantages and vulnerability.
  • A nuanced understanding of prior art is essential to assess validity and potential patent infringement.
  • Broad claims can provide extensive protection but may face validity challenges; narrow claims are easier to defend but limit market scope.
  • Strategic patent prosecution and continuous monitoring of the patent landscape are vital for optimizing the patent’s value.
  • Stakeholders should undertake detailed freedom-to-operate and validity analyses before designing research or commercial strategies around the patent.

FAQs

1. What strategies are typically used to balance claim breadth and validity in such patents?
Inventors aim for claims that are broad enough to block competitors while being sufficiently specific to distinguish from prior art. This involves careful claim drafting supported by comprehensive experimental data and a detailed specification.

2. How does the patent landscape influence the value of the '094 patent?
The presence of similar patents, prior art, and ongoing patent applications can either strengthen or weaken the '094 patent’s standing. An overlap with related patents may create freedom-to-operate issues, while novel claims enhance its enforceability.

3. Can the scope of the claims in the '094 patent be challenged post-grant?
Yes. Patent validity can be challenged through procedures like inter partes reviews, where prior art and legal standards such as non-obviousness are examined, potentially leading to claim narrowing or invalidation.

4. How important is the patent’s specification in defining claim scope?
Extremely important. The specification provides the enabling disclosure, clarifies inventive concepts, and supports claim interpretation. It can serve as a basis for argumentation in validity and infringement proceedings.

5. What role do patent claims play in licensing negotiations?
Claims define what rights are being licensed. Broad claims can command higher royalties but may be harder to enforce. Precise, well-supported claims facilitate licensing deals by clearly delineating the scope of protection.


Sources:
[1] USPTO Public-Search Patent Databases.
[2] Patent prosecution files, like Office Actions and Responses (assumed, for illustrative purposes).
[3] Patent landscape reports from leading patent analytics firms.

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Drugs Protected by US Patent 11,752,094

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Patented / Exclusive Use Submissiondate
Labs Farms Rovi Sa RISVAN risperidone FOR SUSPENSION, EXTENDED RELEASE;INTRAMUSCULAR 214835-001 Mar 29, 2024 DISCN Yes No ⤷  Get Started Free ⤷  Get Started Free TREATMENT OF SCHIZOPHRENIA IN ADULTS BY INTRAMUSCULAR ADMINISTRATION OF EXTENDED RELEASE INJECTABLE COMPOSITION ⤷  Get Started Free
Labs Farms Rovi Sa RISVAN risperidone FOR SUSPENSION, EXTENDED RELEASE;INTRAMUSCULAR 214835-002 Mar 29, 2024 DISCN Yes No ⤷  Get Started Free ⤷  Get Started Free TREATMENT OF SCHIZOPHRENIA IN ADULTS BY INTRAMUSCULAR ADMINISTRATION OF EXTENDED RELEASE INJECTABLE COMPOSITION ⤷  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 11,752,094

Country Patent Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
African Regional IP Organization (ARIPO) 3524 ⤷  Get Started Free
Australia 2011260318 ⤷  Get Started Free
Australia 2013269546 ⤷  Get Started Free
Australia 2013269547 ⤷  Get Started Free
Australia 2013298705 ⤷  Get Started Free
>Country >Patent Number >Estimated Expiration >Supplementary Protection Certificate >SPC Country >SPC Expiration

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