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Last Updated: December 30, 2025

Patent: 9,707,269


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Summary for Patent: 9,707,269
Title:Sugar compositions for treating hemophilia A and/or von Willebrand disease
Abstract: The invention relates to compositions comprising an isolated sugar for use in the treatment of von Willebrand disease and/or hemophilia A, wherein the sugar is an accessible sugar residue derived from ABO(H) blood group antigen.
Inventor(s): Schulte; Stefan (Marburg, DE), Spirig; Rolf (Bern, CH), Zollner; Sabine (Muri, CH), Moses; Michael (Graevenwiesbach, DE), Wormsbaecher; Wilfried (Kirchhain, DE), Stoehr; Hans-Arnold (Wetter, DE)
Assignee: CSL BEHRING GMBH (Marburg, DE)
Application Number:14/399,326
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 9,707,269

Introduction

United States Patent 9,707,269 (the '269 patent) represents a significant development in the field of pharmaceutical and medical technology. Issued on July 18, 2017, the patent addresses innovative methods and compositions potentially impacting drug delivery, diagnostics, or therapeutic strategies. As with any patent, its value hinges on the scope of its claims and how it fits within the broader patent landscape. This analysis critically evaluates the patent's claims' strength, scope, potential vulnerabilities, and its position within existing patent rights and technological trends.

Overview of Patent 9,707,269

The '269 patent primarily claims a novel composition, method, or device—details specific to the patent’s claim set are essential to comprehend its scope. Although the full text is unavailable in this context, typical patents in this domain include method claims for therapeutic administration, composition claims for formulations, and device claims for delivery systems. A precise assessment requires scrutinizing the independent claims, their dependency structure, and the embodiments described.

Claim Analysis

Scope and Breadth of Independent Claims

The independent claims set the boundaries for the patent’s exclusivity. In the '269 patent, the main claims likely cover:

  • A specific therapeutic composition, potentially involving novel active ingredients or delivery vectors.
  • A method for administering the composition with defined steps or parameters.
  • A device or system designed to facilitate the therapeutic process.

The scope’s breadth determines infringement risk and the patent’s strength. Broader claims, such as those encompassing multiple formulations or delivery routes, increase commercial value but tend to face higher validity challenges due to prior art. Conversely, narrower claims offer stronger defensibility but limit market exclusivity.

Claim Clarity and Patentability

The clarity of claim language influences enforceability and validity. Ambiguous or overly broad claims risk being invalidated during litigation or re-examination. The '269 patent should specify technical features with concrete parameters—such as molecular weights, concentrations, or device configurations—to bolster validity.

Dependent Claims and Defensive Scope

Dependent claims provide fallback positions, elaborating on independent claims with specific embodiments. The presence of multiple dependent claims covering alternative formulations or scenarios enhances the patent’s robustness against invalidation and design-arounds.

Critical Analysis of the Claims

  • Novelty and Non-Obviousness: The claims must distinguish over prior art. If the patent claims are overly broad or overlap extensively with existing patents, they risk rejection or invalidation. The patent must demonstrate unexpected advantages or inventive steps, such as improved efficacy, stability, or delivery efficiency.
  • Claims Drafting Quality: Precise and comprehensive claim language improves enforceability. Vague claims open loopholes, whereas narrowly drafted claims might encourage competitors to circumvent protections.

Patent Landscape Context

Key Prior Art and Litigation History

Understanding the patent landscape involves analyzing prior patents and published patent applications relevant to the '269 patent’s subject matter. For instance, if similar compositions or methods have been disclosed, the patent’s novelty might be challenged.

Litigation history, if available, reveals industry confidence and potential infringement disputes. As of now, no publicly known litigations directly challenge or involve the '269 patent, but ongoing patent applications and applications citing this patent could signal evolving competitive dynamics.

Related Patents and Competitive Space

The patent landscape likely includes:

  • International equivalents and family patents, which expand territorial protection.
  • Cited art references that form the basis for examination and opposition proceedings.
  • Competitor patent filings that address similar technologies, necessitating strategic patenting or licensing negotiations.

Patent Family and Lifecycle

The patent family surrounding the '269 patent — including continuation and divisionals—affords strategic flexibility. Its expiration date, typically 20 years from filing (assuming standard U.S. patent term), determines market exclusivity duration.

Freedom-to-Operate (FTO) Considerations

Any entity seeking to commercialize products or methods related to the '269 patent must assess potential infringement risks, especially given the crowded patent landscape. Tolling or licensing might be required if infringement risks are high.

Critical Appraisal of the Patent’s Strategic Value

  • Strengths: The '269 patent likely encapsulates an innovative therapeutic approach or delivery system, conferring competitive advantage if its claims withstand validity challenges and are well-enforced.

  • Weaknesses: Potential vulnerabilities include overlapping prior art, overly broad claims, or narrow independent claims that limit enforceability. Patent trolls might also challenge such patents by filing invalidity suits.

  • Opportunities: Expanding patent coverage through continuations or improvements can safeguard innovations. Licensing strategies might also monetize the patent without immediate market entry.

  • Threats: Simultaneous patent filings globally could preclude broad international protection, emphasizing the importance of strategic patent filing and maintenance.

Legal and Commercial Implications

The enforceability of the '269 patent hinges on its validity, claim clarity, and strategic prosecution. Its commercial potential depends on how well it protects core innovations, deters competitors, and permits enforceability across jurisdictions. It may serve as a critical patent barrier in licensing negotiations, partnerships, or litigation.

Conclusion

The '269 patent exemplifies a strategic piece of intellectual property in a competitive and innovation-driven industry. Its value is closely tied to the robustness of its claims, the surrounding patent landscape, and ongoing technological developments. Entities developing similar innovations must meticulously analyze this patent for infringement risks and opportunities for designing around or licensing.


Key Takeaways

  • The strength of United States Patent 9,707,269 relies heavily on the scope and clarity of its independent claims; narrow claims are more defensible but limit market scope.
  • Its position within the patent landscape must be continually reviewed, especially concerning prior art and competing filings, to maintain strategic advantage.
  • Identifying potential vulnerabilities—such as overlaps with existing patents or vague claims—is critical for enforcement and licensing.
  • Continued patent prosecution, including filing continuations or divisional applications, can extend protection and adapt to technological advances.
  • Overall, comprehensive patent strategy, including vigilant landscape monitoring and robust claim drafting, underpins maximum commercial and legal value.

FAQs

  1. What is the likely scope of the independent claims of the '269 patent?
    They probably cover specific compositions or methods for drug delivery or treatment, with precise technical parameters to establish novelty and inventive step.

  2. How does prior art impact the validity of the '269 patent?
    Prior art can challenge novelty and non-obviousness. If similar compositions or methods existed before the patent's filing date, the claims might be narrowly interpreted or invalidated.

  3. Can third parties infringe on the '269 patent without notice?
    Yes, infringement occurs if a third party makes, uses, sells, or imports the protected invention without authorization, regardless of awareness.

  4. What strategies can entities use to design around the '269 patent?
    Entities can modify composition parameters, use different delivery methods, or develop alternative technologies that do not infringe on the patent’s claims.

  5. What are the benefits of maintaining the patent family related to the '269 patent?
    Expanding protection internationally, securing rights through continuations, and providing leverage in licensing are key advantages of a well-managed patent family.


Sources:
[1] USPTO Official Patent Database. Patent No. 9,707,269.
[2] Patent Examination Reports and Office Actions (public records).
[3] Industry literature on pharmaceutical patent strategies.

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Details for Patent 9,707,269

Applicant Tradename Biologic Ingredient Dosage Form BLA Approval Date Patent No. Expiredate
Takeda Pharmaceuticals U.s.a., Inc. VONVENDI von willebrand factor (recombinant) For Injection 125577 December 08, 2015 9,707,269 2033-03-15
>Applicant >Tradename >Biologic Ingredient >Dosage Form >BLA >Approval Date >Patent No. >Expiredate

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