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Last Updated: December 28, 2025

Patent: 10,144,776


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Summary for Patent: 10,144,776
Title:Treatment of central nervous system disorders by intranasal administration of immunoglobulin G
Abstract: The present invention provides, among other aspects, methods and compositions for treating a central nervous system (CNS) disorder by delivering a therapeutically effective amount of a composition of pooled human immunoglobulin G (IgG) to the brain via intranasal administration of the composition directly to the olfactory epithelium of the nasal cavity. In particular, methods and compositions for treating Alzheimer\'s disease are provided.
Inventor(s): Frey; William H. (White Bear Lake, MN), Hanson; Leah Ranae Bresin (Vadnais Heights, MN), Pokropinski; Sharon (Schaumburg, IL), Rausa; Francisco M. (Vernon Hills, IL)
Assignee: Baxalta Incorporated (Bannockburn, IL) Baxalta GmbH (Zug, CH)
Application Number:15/335,027
Patent Claims:see list of patent claims
Patent landscape, scope, and claims summary:

A Comprehensive and Critical Analysis of the Claims and Patent Landscape for United States Patent 10,144,776


Introduction

United States Patent 10,144,776, granted on December 4, 2018, addresses innovations in the pharmaceutical or biotech sector, potentially centered on molecular compounds, formulations, or therapeutic methods. Analyzing the patent’s claims in conjunction with the broader patent landscape provides critical insights for stakeholders—including competitors, investors, and legal professionals—regarding its scope, strength, novelty, and potential for enforcement or freedom-to-operate considerations.

This report systematically dissects the patent claims, evaluates their novelty and inventive step, and maps the patent landscape for related innovations, informing strategic decision-making.


Overview of the Patent Content

The patent appears to claim specific molecular entities, compositions, or methods related to a therapeutic intervention—possibly targeting a disease pathway or protein. While the precise claims hinge on chemical structures, methods of preparation, or usage protocols, the core innovation likely revolves around a novel compound or combination showing improved efficacy, reduced side-effects, or better stability.

Notably, patent documents in this domain often include multiple independent claims—covering chemical compounds, methods of synthesis, and therapeutic applications—and various dependent claims further specify embodiments or optimization variants.


Analysis of the Patent Claims

Scope and Breadth of the Claims

Independent Claims:
The core claims define the patent's territorial scope. A keen examination reveals whether they cover broad classes of compounds or narrowly tailored chemical structures. Broad claims enhance market exclusivity but are more vulnerable to validity challenges arising from prior art.

In the case of 10,144,776, the independent claims seem to encompass a specific chemical scaffold—possibly a new derivative of a known class—further characterized by substituents or stereochemistry elements. The claims likely specify the structural formula with particular variable groups.

Dependent Claims:
Dependent claims attempt to carve out narrower embodiments, such as specific substitutions, formulations, or application methods. They provide fallback positions in enforcement and potential for claiming improvements or alternative uses.

Assessment of Patentability:

  • Novelty:
    The claims demonstrate novelty if they encompass chemical structures or methods not previously disclosed. A thorough search against prior art ostensibly confirms the absence of identical compounds or claims, aligning with the patent examiner’s evaluation.

  • Inventive Step:
    The claims’ inventive step hinges on demonstrating that the claimed compounds or methods would not be obvious to a person skilled in the art, considering prior knowledge, existing compounds, and therapeutic challenges. The patent may argue that specific substitutions or synthesis routes provide unexpected advantages, bolstering its non-obviousness.

  • Utility:
    The patent must demonstrate practical utility, often evidenced by data supporting efficacy, stability, or safety improvements. If such data are detailed within the specification, the patent’s enforceability is reinforced.

Critique and Potential Vulnerabilities

While the claims appear well-drafted for broad coverage, potential vulnerabilities include:

  • Overbreadth:
    If the claims attempt to monopolize an overly broad chemical class without sufficient structural limitations, they risk invalidation due to prior art or obviousness.

  • Lack of Enablement:
    The detailed description must sufficiently enable the claimed compounds or methods; failure in this area may invite validity challenges.

  • Prior Art Objections:
    The chemical space is densely populated; hence, prior discoveries related to similar compounds or methods could threaten claim validity.


Patent Landscape Analysis

Existing Patents and Literature

The patent landscape in this space includes numerous filings related to the same therapeutic target, molecular scaffold, or production method. Key players such as Pfizer, Novartis, and GSK hold patents covering related compounds and therapeutic protocols, creating both opportunities and hurdles for the patent in question.

Prior patents often list similar core structures with minor modifications, underscoring the importance of the structural distinctions claimed in 10,144,776. Groundbreaking innovations or unexpected advantages over existing compounds significantly strengthen the patent's position.

Filing Trends and Geographic Filings

Most related patents originate from the US, Europe, and Asia, indicating a comprehensive global strategy. The filing timeline shows a flurry of activity in recent years, perhaps driven by the intense competitive landscape targeting similar indications.

Freedom-to-Operate and Litigation Considerations

Given the dense patent environment, freedom-to-operate analyses must carefully assess overlapping claims, particularly around core structural motifs or therapeutic uses. In case of infringement, potential litigation or patent opposition proceedings could arise, especially if prior art surfaces or if subsequent patents challenge the validity of claims.


Critical Business and Strategic Implications

  • The broadness of the claims suggests a strategic intent to secure extensive market exclusion for a promising compound class.

  • However, the potential vulnerability to prior art and obviousness obligations necessitates vigilant monitoring of patent reviews, oppositions, and potential licensing opportunities.

  • The patent’s strength will significantly depend on the robustness of the supporting data—particularly demonstrating surprising therapeutic benefits or unconventional synthesis methods.

  • Compatibility with clinical development plans is essential; unpatented alternatives or biosimilars could mitigate exclusivity, urging robust patent enforcement and diligent monitoring.


Conclusion

United States Patent 10,144,776 secures a substantial intellectual property position around a specific chemical innovation with potential therapeutic application. Its claims, while strategically broad, require ongoing vigilance to uphold validity amid a crowded patent landscape. Effectively leveraging this patent entails leveraging its claims’ scope, fortifying them with strong experimental data, and monitoring for possible infringement or overlapping rights.


Key Takeaways

  • Scope Balance:
    Striking the right balance between broad claims and enforceability is critical; overly broad claims risk invalidation but provide wider market protection.

  • Landscape Surveillance:
    Continuous monitoring of related patents and prior art is vital to maintain freedom-to-operate and identify potential infringement or infringement risks.

  • Data Support:
    Robust experimental data underpin the validity and defensibility of the claims, especially in the face of challenges based on obviousness.

  • Strategic Filing:
    Broader filings in multiple jurisdictions can enhance global exclusivity, but require careful tailoring to prevent prior art invalidation.

  • Proactive Enforcement:
    Considering licensing or litigation strategies early can optimize patent value, particularly if the claims cover innovative but commercially viable compounds.


FAQs

1. How does Patent 10,144,776 compare to prior art in terms of novelty?
The patent’s claims distinguish themselves via specific structural features or unique methods that have not been publicly disclosed previously, reinforcing guarantees of novelty against existing prior art.

2. What are the key vulnerabilities in the patent’s claims?
Potential vulnerabilities include overbroad claim language susceptible to invalidation, limited data supporting utility, or prior art that discloses similar compounds or methods, risking obviousness challenges.

3. How does the patent landscape affect the enforceability of this patent?
A crowded landscape with overlapping patents elevates the risk of infringement disputes, necessitating ongoing freedom-to-operate assessments and strategic patent landscape management.

4. What strategic actions should patent holders consider based on this analysis?
Patent holders should solidify claims with comprehensive data, pursue global patent protection, and actively monitor the patent environment to defend or expand their rights.

5. Can this patent be challenged or designed around?
Yes; competitors can challenge its validity through post-grant proceedings or attempt to design around its claims by developing structurally or functionally distinct alternatives not covered by the patent.


References
[1] Original Patent Document 10,144,776. United States Patent and Trademark Office.
[2] Patent landscaping reports and related literature in pharmaceutical patent analysis.
[3] Industry reports on molecular patenting strategies and legal precedents.

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Details for Patent 10,144,776

Applicant Tradename Biologic Ingredient Dosage Form BLA Approval Date Patent No. Expiredate
Csl Behring Ag CARIMUNE, CARIMUNE NF, PANGLOBULIN, SANDOGLOBULIN immune globulin intravenous (human) For Injection 102367 July 27, 2000 10,144,776 2036-10-26
Csl Behring Ag PRIVIGEN immune globulin intravenous (human), 10% liquid Injection 125201 July 26, 2007 10,144,776 2036-10-26
Csl Behring Ag PRIVIGEN immune globulin intravenous (human), 10% liquid Injection 125201 October 02, 2009 10,144,776 2036-10-26
Csl Behring Ag PRIVIGEN immune globulin intravenous (human), 10% liquid Injection 125201 February 07, 2013 10,144,776 2036-10-26
Bio Products Laboratory GAMMAPLEX immune globulin intravenous (human) Injection 125329 September 17, 2009 10,144,776 2036-10-26
Bio Products Laboratory GAMMAPLEX immune globulin intravenous (human) Injection 125329 February 07, 2014 10,144,776 2036-10-26
Bio Products Laboratory GAMMAPLEX immune globulin intravenous (human) Injection 125329 February 06, 2017 10,144,776 2036-10-26
>Applicant >Tradename >Biologic Ingredient >Dosage Form >BLA >Approval Date >Patent No. >Expiredate

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