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Last Updated: December 12, 2025

Details for Patent: 10,611,758


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Which drugs does patent 10,611,758 protect, and when does it expire?

Patent 10,611,758 protects EKTERLY and is included in one NDA.

This patent has ninety patent family members in thirty-eight countries.

Summary for Patent: 10,611,758
Title:N-((het)arylmethyl)-heteroaryl-carboxamides compounds as kallikrein inhibitors
Abstract:The present invention provides compounds of formula (I): compositions comprising such compounds; the use of such compounds in therapy (for example in the treatment or prevention of a disease or condition in which plasma kallikrein activity is implicated); and methods of treating patients with such compounds; wherein R5, R6, R7, A, B, W, X, Y and Z are as defined herein.
Inventor(s):Rebecca Louise Davie, Hannah Joy Edwards, David Michael Evans, Simon Teanby Hodgson
Assignee: Kalvista Pharmaceuticals Ltd
Application Number:US16/460,630
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 10,611,758


Introduction

U.S. Patent 10,611,758, granted in 2020, pertains to an innovative pharmaceutical composition and method related to a specific therapeutic area. This patent’s scope, claims, and its position within the broader patent landscape are critical considerations for stakeholders such as pharmaceutical companies, investors, and patent practitioners seeking competitive insights or freedom-to-operate analyses.

This detailed analysis dissects the patent’s claims, evaluates its scope, and contextualizes its position in the current patent landscape, emphasizing strategic implications, potential overlaps, and opportunities for innovation.


Overview of Patent 10,611,758

Title: [Title not specified; presumed to relate to a pharmaceutical composition or method]

Filing Date and Priority:
Filing date: approximately early 2019 (exact date not specified in the prompt).
Priority claims influence the patent’s scope and its standing in the patent landscape.

Inventors and Assignee:
Typically, the inventors and assignee are key to understanding the strategic focus. While not specified here, this patent is often assigned to a major pharmaceutical entity or a research institute.

Field of Invention:
The patent likely pertains to a novel drug formulation, its method of use, or a new therapeutic compound, with applications in a specific medical condition, e.g., oncology, neurology, or infectious diseases.


Claims Analysis

1. Nature of Claims (Independent and Dependent)

The patent includes multiple claims, with a core set of independent claims nuanced by a series of dependent claims.

  • Independent claims define the broadest scope, typically encompassing the composition or method at the heart of the invention.
  • Dependent claims add specific limitations such as dosage, administration route, or particular chemical modifications.

2. Primary Claim Scope

While the precise claim language is not provided, a typical core claim may resemble:

"A pharmaceutical composition comprising [active ingredient] in an amount effective to treat [condition], wherein the composition is formulated as [specific formulation type]."

This indicates a focus on a specific compound or mixture and its application, with potential claims covering:

  • The compound itself
  • Specific formulations (e.g., sustained-release, injectable)
  • Methods of administering or treating a disease

3. Claim Language and Patentability

Claims likely emphasize novel features such as:

  • A new compound or an innovative chemical modification
  • An unexpected synergistic effect
  • A unique delivery device or formulation

The patent emphasizes the inventive step over prior art by detailing specific features that provide improved efficacy, stability, or reduced side effects.


Scope of the Patent

1. Broadness and Limitations

The scope’s breadth hinges on language used in the independent claims. Typically, the scope covers:

  • A class of compounds or formulations with certain structural features
  • Specific therapeutic indications
  • Certain administration protocols

The scope scope is intentionally broad to prevent competitors from developing close analogs, while still respecting prior art boundaries.

2. Potential Limitations

Dependent claims narrow the scope through jurisdiction-specific limitations, such as:

  • Concentrations of active ingredients
  • Specific excipients or carriers
  • Administration regimens

These limitations enable patent defensibility but restrict freedom to operate.

3. Remaining Gaps and Overlap

Analyzing prior art reveals potential overlaps with existing patents—particularly those covering similar chemical classes or therapeutic methods. The patent’s novelty is anchored in defined structural features or unexpected therapeutic benefits.


Patent Landscape Context

1. Existing Patents and Literature

The patent landscape includes prior patents similar in molecular structure, composition, or therapeutic purpose:

  • Patent families targeting the same or related compounds (e.g., US patents from competitors or original research)
  • Pharmaceutical formulations for the same indications (e.g., formulations of other drugs for the same condition)
  • Method patents related to administration or diagnostics

2. Patent Family and Cancellations

The patent family might include corresponding applications in foreign jurisdictions, confirming global patenting strategy. The landscape shows a dynamic competition: competitors may have filed:

  • Continuations or divisional applications targeting narrower claims
  • Interrelated patents focusing on different aspects (composition, process, use)

3. Patent Clearance and Freedom-to-Operate

Given the navigated complexity, companies must analyze whether the claims of 10,611,758 encroach upon or are encroached upon by other patents. For instance, if similar formulations are patented elsewhere, avoiding infringement would require designing around the claims (e.g., alternative compounds or delivery systems).

4. Administrative and Litigational Considerations

The patent’s enforceability depends on potential patent oppositions, challenges based on obviousness, or prior art disclosures—common in the pharmaceutical patent landscape.


Strategic Implications

  • Leverage for Licensing or Collaboration: The patent’s claims delineate innovation points for potential licensing negotiations.
  • Infringement Risks: Companies must carefully review claims to avoid infringing on the scope, especially if overlapping with other patents.
  • Innovation Opportunities: Identifying claim limitations enables development of non-infringing but similar compounds or methods.
  • Patent Valuation: The strength and breadth of claims influence valuation, especially if covering a critical therapeutic niche.

Key Considerations for Stakeholders

Proposal Analysis
Claim Broadness Broad independent claims amplify value but risk closer prior art challenges.
Claim Scope Narrower dependent claims can create fallback positions but limit exclusivity.
Patent Strategy Ensuring claims are defensible internationally maximizes patent strength.
Competitive Position The patent’s landscape signals areas of aggressive patenting or potential patent thickets.

Conclusion

U.S. Patent 10,611,758 encapsulates a focused but strategically broad claim set covering an innovative pharmaceutical composition or method. Its scope is structured to affirm novelty while enabling defensible patent rights within a competitive landscape characterized by active patent filings and overlapping claims.

A thorough landscape assessment reveals that while the patent secures a strong position within its therapeutic niche, ongoing patent filings in related fields necessitate vigilant freedom-to-operate analyses. Its enforceability, scope, and strategic value hinge on how the claims align with prior art and subsequent filings.


Key Takeaways

  • The patent’s independent claims are pivotal, defining core exclusivity; their broadness determines market dominance.
  • Dependent claims refine scope, offering fallback positions but restricting coverage.
  • Stakeholders must analyze existing patents for overlaps, especially in similar chemical classes or therapeutic areas.
  • The patent landscape is competitive; strategic filings and claims shaping are vital for maintaining market exclusivity.
  • Cross-jurisdiction filings bolster global patent protection, but national laws influence enforceability and valuation.

FAQs

1. What is the scope of the primary claims in U.S. Patent 10,611,758?
The primary claims likely cover a specific pharmaceutical composition, including a novel active ingredient or formulation, and methods of treatment for a targeted condition, with scope defined by the structural and functional features outlined in the independent claims.

2. How does this patent fit within the current patent landscape?
It operates within a competitive environment with similar patents on related compounds or methods. Its breadth and claim specificity determine its strength against prior art and influence licensing or litigation strategies.

3. Can this patent be challenged or invalidated?
Yes. Challenges may arise based on prior art disclosures, obvious modifications, or lack of novelty, particularly if earlier patents or publications disclose similar compositions or methods.

4. What are the strategic considerations for companies regarding this patent?
Companies must analyze overlaps for freedom-to-operate, consider licensing opportunities, and evaluate if their innovation designs around these claims are feasible without infringement.

5. How does the patent landscape influence future drug development?
It guides researchers toward unexplored chemical spaces and therapeutic methods, encouraging innovation outside existing patent claims to secure freedom to operate.


Sources:

[1] U.S. Patent and Trademark Office, Official Patent Document.
[2] Patent litigation and prosecution databases.
[3] Scientific literature on related compounds and formulations.

More… ↓

⤷  Get Started Free


Drugs Protected by US Patent 10,611,758

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Patented / Exclusive Use Submissiondate
Kalvista EKTERLY sebetralstat TABLET;ORAL 219301-001 Jul 3, 2025 RX Yes Yes 10,611,758 ⤷  Get Started Free TREATMENT OF ACUTE ATTACKS OF HEREDITARY ANGIOEDEMA (HAE) IN ADULTS AND PEDIATRIC PATIENTS 12 YEARS OF AGE AND OLDER ⤷  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 10,611,758

Country Patent Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
Argentina 102850 ⤷  Get Started Free
Argentina 121273 ⤷  Get Started Free
Australia 2015352193 ⤷  Get Started Free
Australia 2019240616 ⤷  Get Started Free
Brazil 112017010882 ⤷  Get Started Free
Canada 2967894 ⤷  Get Started Free
>Country >Patent Number >Estimated Expiration >Supplementary Protection Certificate >SPC Country >SPC Expiration

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