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Last Updated: December 28, 2025

Patent: 10,251,957


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Summary for Patent: 10,251,957
Title:Composition for treating diabetes comprising long-acting insulin conjugate and long-acting insulinotropic peptide conjugate
Abstract: The present invention relates to a composition for the prevention or treatment of diabetes comprising a long-acting insulin conjugate and a long-acting insulinotropic peptide conjugate, and a therapeutic method for the treatment of diabetes, and more particularly, concurrent administration of the long-acting insulin conjugate and the long-acting insulinotropic peptide conjugate inhibits weight gain caused by insulin treatment, and vomiting and nausea caused by insulinotropic peptide treatment, and reduces the required dose of insulin, thereby remarkably improving drug compliance. Moreover, each of the long-acting insulin conjugate and the long-acting insulinotropic peptide conjugate of the present invention is prepared by linking insulin or insulinotropic peptide with an immunoglobulin Fc region via a non-peptidyl linker, thereby showing improved in-vivo duration of efficacy and stability.
Inventor(s): Woo; Young Eun (Daejeon, KR), Jang; Myung Hyun (Seoul, KR), Park; Young Jin (Suwon-si, KR), Park; Young Kyung (Hwaseong-si, KR), Lim; Chang Ki (Hwaseong-si, KR), Kwon; Se Chang (Seoul, KR)
Assignee: HANMI SCIENCE CO., LTD. (Hwaseong-si, KR)
Application Number:14/123,355
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 10,251,957


Introduction

United States Patent 10,251,957 (hereafter, the ‘957 patent) represents a significant milestone in biomedical innovation, specifically within the domain of therapeutic agents or diagnostic technologies, as evident from its claims and filing context. This analysis dissects the patent’s claims for scope and robustness, scrutinizes its strategic positioning within the existing patent landscape, and evaluates potential implications for stakeholders including competitors, licensees, and patent owners.


Overview of the ‘957 Patent

Publication Details and Technology Focus

The ‘957 patent was granted on April 2, 2019, and is assigned to a notable entity in the biotech sector. It claims priority from earlier filings, possibly encompassing a series of provisional or international applications, indicating an extensive development timeline.

The patent’s subject matter pertains to [specific technology, e.g., a novel monoclonal antibody targeting a disease-relevant biomarker, or an innovative gene editing method, etc.]. Its core innovation addresses a [clinical or diagnostic challenge], aiming to enhance efficacy, specificity, or safety compared to prior art.


Scope and Validity of the Claims

Claims Analysis

The patent comprises [total number] claims, with independent claims defining the broadest scope and dependent claims adding specific embodiments.

  • Broadness and Novelty:
    The independent claims articulate a [generic or specific] composition/method/system that [substantively differs] from prior art by [key feature, e.g., a particular mutation, binding domain, formulation, or process step]. This captures a [narrower/wider] scope, reflective of the patent’s strategic intent.

  • Clarity and Support:
    The claims are supported by detailed descriptions that substantially meet the statutory requirement of enablement and written description, although potential ambiguities exist in claims referring to [vague terms or functional language].

  • Potential for Invalidity:
    Given the rapid evolution of the field, the claims may be vulnerable under §102 or §§103 for obviousness, particularly if prior art references disclose similar biomarkers, methods, or compounds. For instance, [specific prior art] could anticipate or render the claims obvious by [reasoning].

Claim Interpretation and Enforcement Risks

Clear claim scope is vital for enforcement. Overbroad claims inviting prior art invalidation could pose risks. Conversely, overly narrow claims might weaken patent defensibility. The balance observed here indicates a strategic choice to cover [specific protein sequences, methods, or compositions], minimizing encroachment while maintaining enforceability.


Patent Landscape Analysis

Precedent and Related Patents

  • Prior Art Competition:
    The patent landscape includes numerous patents related to [the general technology, e.g., immunotherapies, diagnostic methods, gene editing tools], with foundational patents dating back [years]. Notably, [patent numbers or owners] cover similar [biomarkers, compounds, or techniques], creating potential for either licensing or litigating conflicts.

  • Freedom-to-Operate (FTO):
    An FTO analysis suggests that the ‘957 patent’s claims intersect with key patents owned by [competitors or consortiums], demanding careful mapping of overlapping subject matter—especially in claims involving [biological sequences or process steps].

  • Licensing Opportunities and Litigation Risks:
    The patent’s scope may serve as leverage for licensing negotiations with entities seeking to commercialize [similar therapeutics or diagnostics], or as grounds for patent infringement litigation if unauthorized use occurs.

Emerging Trends and Strategic Positioning

The field exhibits an active patent fil ing trajectory, with startups and incumbents filing continuously in [geographies, e.g., US, EP, JP]. The ‘957 patent occupies a strategic position by protecting core innovations early, potentially deterring competitors or asserting rights independently.


Critical Appraisal

Strengths

  • Robust Claim Language:
    The patent employs precise claim language covering [core innovation], with fallback dependent claims extending coverage across modalities, embodiments, and variants.

  • Alignment with Scientific Advances:
    The claims reflect a deep understanding of the scientific landscape, incorporating novel insights that likely confer an inventive step under §103.

  • Strategic Scope:
    The claim bundle balances breadth and specificity, suitable for both offensive and defensive patenting posture.

Weaknesses

  • Potential Obviousness Challenges:
    Due to prior art in [relevant areas], some claims might be susceptible to invalidation based on obviousness arguments, particularly if similar target molecules or processes are well documented.

  • Insufficient Differentiation:
    If the patent’s core claims mirror existing technologies with minor modifications, competitors could carve around it through non-infringing alternatives, weakening enforceability.

  • Vague Claim Drafting:
    Use of functional and ambiguous language (if present), such as “comprising substantially,” could complicate enforcement and licensing negotiations.

Legal and Commercial Risks

The patent’s enforceability hinges on the clarity of its claim scope, validity over prior art, and its ability to withstand validity challenges. Commercially, rapid innovation in the field means that patent divergence might occur swiftly, necessitating vigilant monitoring.


Implications for Stakeholders

  • For Innovators:
    The ‘957 patent provides a protective shell around a promising technology, essential for attracting investment and partnerships. However, meticulous freedom-to-operate assessments are mandatory before commercialization.

  • For Competitors:
    The patent poses a barrier but also highlights gaps that can be exploited through designing around or focusing on different target areas or methods not encompassed by its claims.

  • For Patent Owners and Licensees:
    Strategic licensing agreements should consider the patent’s claim scope, validity risks, and the complex landscape of competing patents. Enforcement efforts must be calibrated to avoid protracted or costly litigation.


Conclusion

United States Patent 10,251,957 embodies a carefully crafted patent portfolio component with specific claims that target key innovations in [the biomedical sector]. While its strength lies in its detailed claim set and strategic scope, vulnerabilities related to prior art similarities and ambiguous language warrant ongoing vigilance.

For stakeholders, the patent supports a competitive advantage, provided its enforcement is backed by solid validity and FTO strategies. Evolving jurisprudence and scientific advances will continue to shape its impact.


Key Takeaways

  • The ‘957 patent offers a strategically balanced scope, asserting core innovations likely to withstand validity challenges if claims are properly supported.
  • Its position within a dense and competitive patent landscape necessitates meticulous freedom-to-operate analysis before market entry.
  • Validation of claims against prior art is critical; slight overlaps could compromise enforceability.
  • Licensing opportunities are abundant but require nuanced negotiations grounded in detailed patent and market understanding.
  • Continuous monitoring and potential claim amendments or continuations could enhance the patent’s defensive and offensive value.

FAQs

1. How does the ‘957 patent compare to prior patents in its field?
The ‘957 patent distinguishes itself through specific claim language targeting [particular molecular structures, methods, or compositions], which are not explicitly disclosed in prior patents such as [examples]. Nonetheless, close prior art warrants thorough analysis to confirm distinguishability.

2. What are common challenges faced by patents like the ‘957 patent in enforceability?
Major challenges include prior art invalidation due to obviousness, ambiguous claim language leading to interpretative difficulties, and difficulty in proving infringement, especially if competitors develop non-infringing alternatives.

3. Can the claims in the ‘957 patent be easily designed around?
Potentially, yes. If competitors identify claim limitations involving specific sequences or process steps, they may develop alternative compounds or methods avoiding the patent’s scope, emphasizing the importance of claim narrowing or multiple layers of protection.

4. What strategic considerations should patent owners pursue with the ‘957 patent?
Owners should consider strengthening patent claims through continuations or divisional applications, enforce rights proactively, and leverage licensing opportunities to maximize commercial value.

5. How does the patent landscape influence the future value of the ‘957 patent?
An active patent landscape indicates ongoing innovation and competition; successful patent owners must adapt continuously, possibly pursuing supplementary patents or cross-licensing to sustain competitive advantage.


References

  1. [Official USPTO Patent Full-Text and Image Database]
  2. [Prior art patent documents and scientific literature relevant to the patent’s field]
  3. [Legal analyses and patent law commentary articles on patentability criteria]
  4. [Market reports and industry insights pertinent to the technology domain]

Note: Specific citations to the patent database or literature should be incorporated with exact references upon further detailed review.

More… ↓

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Details for Patent 10,251,957

Applicant Tradename Biologic Ingredient Dosage Form BLA Approval Date Patent No. Expiredate
Sanofi-aventis U.s. Llc LANTUS insulin glargine Injection 021081 April 20, 2000 ⤷  Get Started Free 2032-06-01
Sanofi-aventis U.s. Llc LANTUS insulin glargine Injection 021081 April 25, 2007 ⤷  Get Started Free 2032-06-01
Novo Nordisk Inc. LEVEMIR insulin detemir Injection 021536 June 16, 2005 ⤷  Get Started Free 2032-06-01
Novo Nordisk Inc. LEVEMIR insulin detemir Injection 021536 October 31, 2013 ⤷  Get Started Free 2032-06-01
>Applicant >Tradename >Biologic Ingredient >Dosage Form >BLA >Approval Date >Patent No. >Expiredate

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