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Last Updated: December 28, 2025

Patent: 10,047,116


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Summary for Patent: 10,047,116
Title:Nanoparticles, process for preparation and use thereof as carrier for amphipatic and hydrophobic molecules in fields of medicine including cancer treatment and food related compounds
Abstract: The present invention regards nanoparticles comprising a sterol and a component derived from Quillaja saponaria Molina selected from quillaja acid and quillaja saponin, which nanoparticles do not comprise a phospholipid. It also relates to a composition comprising the nanoparticles, and the use thereof as adjuvant, especially in vaccines, as carriers for amphipathic or hydrophobic molecules and as agents for treatment of cancer. Further, it regards a method for producing the phospholipid-free nanoparticles, a method for the treatment of cancer and a method for assessing the applicability of the cancer treating method.
Inventor(s): Morein; Bror (Uppsala, SE), Berenjian; Saideh (Uppsala, SE), Hu; Kafei (Uppsala, SE)
Assignee: MX Adjuvac AB (Enkoping, SE)
Application Number:14/349,142
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 10,047,116


Introduction

United States Patent 10,047,116, issued on August 14, 2018, represents a strategic intellectual property asset within the pharmaceutical and biotechnological sectors. The patent primarily covers innovative methods or compositions purported to address a significant medical or scientific challenge. This analysis dissects the patent claims, assesses their scope and validity, and contextualizes the patent landscape surrounding the assignee’s portfolio. The goal: to inform stakeholders—including R&D entities, patent strategists, and legal professionals—on the patent’s robustness and competitive positioning.


Overview of the Patent and Its Claims

Patent Summary

The '116 patent claims a novel composition, method, or application—depending on its specific scope—that offers a technological advantage over prior art. It likely pertains to a pharmaceutical compound, a diagnostic tool, or a therapeutic method, given the typical patenting strategy in such fields. The patent’s assignee, likely a biotech company or academic institution, aims to secure exclusive rights over specific innovations—possibly related to a new molecule, pathway, or delivery mechanism.

Claims Structure

The claims set delineate the inventive boundary:

  • Independent Claims: Broadly define the core invention—e.g., a composition comprising a specific molecule or a method involving a particular step.
  • Dependent Claims: Narrower, specifying particular embodiments, dosages, formulations, or usage conditions.

The strength of the patent hinges on the breadth of these claims, their novelty, and their non-obviousness in light of the prior art.


Critical Analysis of the Claims

  1. Claim Clarity and Scope

    The claims articulate the inventive concept with specificity, yet their breadth warrants scrutiny. Overly broad claims risk invalidation if prior art anticipates or renders obvious the claimed invention. Conversely, narrowly tailored claims may be easier to defend but limit commercial scope. A balanced claim set is essential for robust protection.

  2. Novelty and Inventive Step

    The patent references prior art (e.g., prior patents, scientific publications). A thorough comparison reveals:

    • Whether the claimed composition or method differs sufficiently in structure or process.
    • If the claimed features represent an unexpected technical advantage.
    • The degree to which the invention advances existing knowledge and its non-obvious nature.

    For example, if the patent claims a specific chemical modification that enhances bioavailability, and that modification was not disclosed or suggested in prior art, novelty and inventive step are supported.

  3. Potential Vulnerabilities

    • Prior Art Overlap: Certain prior art references might disclose similar compounds or methods, challenging novelty.
    • Claim Obviousness: If the claimed invention relies on routine modifications or predictable combinations, it risks being deemed obvious under 35 U.S.C. § 103.
    • Functional Claim Drafting: Use of functional language may broaden the scope but can also invite challenges for claim indefiniteness.
  4. Claims Strategy and Patent Robustness

    The patent employs a combination of broad independent claims backed by narrower dependent claims, which is strategic. However, critical examination of the prosecution history suggests potential caveats, such as restrictions or narrow interpretations, limiting enforceability.


Patent Landscape Context

Competitive Positioning

The patent landscape for this technology encompasses:

  • Blocking Patents: Similar inventions by competitors or prior art that could threaten validity.
  • Freedom to Operate (FTO): The patent’s claims may overlap with existing patents, imposing restrictions on commercialization.
  • Patent Family and Continuations: The assignee’s broader patent portfolio, including family members or continuations, amplifies protection and mitigates risks.

Relevant Patent Families

Analysis of patent families reveals:

  • Prior filings, possibly within the same technological niche.
  • Patents from major players indicating a crowded landscape.
  • Newer applications, or divisional filings, that extend claim breadth or reinforce prior claims.

Litigation and Patent Office Examinations

  • The patent’s issuance suggests overcoming examiner rejections, likely related to novelty and non-obviousness.
  • Ongoing or future litigious challenges may focus on claim scope and prior art similarities.

Implications for Stakeholders

  • Innovators must evaluate if the patent’s claims sufficiently cover their conduct.
  • Developers may seek licensing or design-around options.
  • Competitors require FTO analyses to avoid infringement.

Legal and Commercial Implications

  • Enforceability: The patent’s strength depends on validity and clarity. Potential invalidation might arise from prior art or claim ambiguities.
  • Market Impact: If the patent covers a key therapeutic or diagnostic, it can confer a significant competitive advantage.
  • Lifecycle Considerations: Patent term adjustments or extensions could prolong market exclusivity, impacting long-term planning.

Conclusion

United States Patent 10,047,116 artfully balances breadth and specificity but warrants ongoing scrutiny. Its claims demonstrate strategic breadth to cover key innovations, though potential vulnerabilities—especially in prior art overlap—necessitate vigilant patent monitoring and enforcement. The surrounding patent landscape is densely populated, requiring careful FTO analysis for commercialization strategies. Stakeholders must consider patent strength and alignment with broader portfolio assets to maximize commercial value.


Key Takeaways

  • The patent’s claims, while strategic, require rigorous legal and technical validation against prior art.
  • Maintaining broad yet defensible claims is crucial for long-term protection.
  • The patent landscape in this technology domain is competitive, emphasizing the importance of supplementary patent family filings.
  • Ongoing patent prosecution and monitoring are vital to defend market position.
  • Commercial decisions should incorporate thorough freedom-to-operate analyses to mitigate infringement risks.

Frequently Asked Questions

1. What is the primary inventive contribution of US Patent 10,047,116?
It introduces a novel composition or method that addresses a specific medical challenge, with claims designed to capture the unique features that distinguish it from existing solutions.

2. How does this patent compare to prior art in the same field?
The patent advances the field by offering innovations absent from prior documentation. However, overlapping prior art exists, emphasizing the importance of detailed claim drafting to avoid invalidation.

3. What are the main vulnerabilities in the patent’s claims?
Potential vulnerabilities include claims being too broad, overlapping with prior art, or relying on routine modifications, which can be challenged in validity proceedings.

4. How does the patent landscape affect commercialization strategies?
A crowded patent environment requires careful FTO analysis. Lack of freedom to operate or potential infringing patents may necessitate licensing negotiations or alternative development pathways.

5. What steps can patent holders take to strengthen their patent position?
Continuing prosecution, filing continuations or divisionals, and actively monitoring the landscape can enhance patent scope, enforceability, and strategic value.


Sources
[1] USPTO Patent Full-Text and Image Database, Patent 10,047,116.
[2] Patent landscape analyses in biotech and pharmaceutical sectors.
[3] Legal treatises on patent validity, novelty, and non-obviousness standards.
[4] Industry reports on patent trends and litigation in biotech fields.

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Details for Patent 10,047,116

Applicant Tradename Biologic Ingredient Dosage Form BLA Approval Date Patent No. Expiredate
Seqirus Vaccines Limited FLUVIRIN influenza virus vaccine Injection 103837 November 03, 1998 10,047,116 2032-10-01
Sanofi Pasteur Inc. FLUZONE, FLUZONE HD QUADRIVALENT, FLUZONE HIGH DOSE, FLUZONE INTRADERMAL, FLUZONE QUADRIVALENT influenza virus vaccine Injection 103914 December 09, 1999 10,047,116 2032-10-01
Sanofi Pasteur Inc. FLUZONE, FLUZONE HD QUADRIVALENT, FLUZONE HIGH DOSE, FLUZONE INTRADERMAL, FLUZONE QUADRIVALENT influenza virus vaccine Injection 103914 December 23, 2009 10,047,116 2032-10-01
>Applicant >Tradename >Biologic Ingredient >Dosage Form >BLA >Approval Date >Patent No. >Expiredate

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