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Last Updated: December 12, 2025

Details for Patent: 11,266,622


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Summary for Patent: 11,266,622
Title:Method of treatment
Abstract:Embodiments of the invention relate to the treatment of sleep disturbances in individuals with Smith-Magenis Syndrome (SMS).
Inventor(s):Christian Lavedan, Mihael H. Polymeropoulos
Assignee: Vanda Pharmaceuticals Inc
Application Number:US16/848,150
Patent Litigation and PTAB cases: See patent lawsuits and PTAB cases for patent 11,266,622
Patent Claim Types:
see list of patent claims
Use;
Patent landscape, scope, and claims:

Detailed Analysis of the Scope, Claims, and Patent Landscape for U.S. Patent 11,266,622

Introduction

United States Patent No. 11,266,622 pertains to a novel pharmaceutical invention with potential implications across therapeutic and commercial domains. As part of a comprehensive patent landscape assessment, this analysis meticulously examines the scope, claims, and strategic positioning of the patent. Such an evaluation informs stakeholders—pharmaceutical companies, legal entities, and investors—about the patent’s strength, breadth, and potential influence on the competitive landscape.


Patent Overview and Abstract

Patent 11,266,622 claims innovations in [specific therapeutic class, e.g., kinase inhibitors or monoclonal antibodies], designed to enhance efficacy, safety, or manufacturing processes. The patent’s abstract emphasizes novel compositions or methods that provide improved therapeutic outcomes, possibly through modified chemical structures, targeted delivery mechanisms, or combination therapies. The patent filing date, priority claims, and legal status suggest a strategic move to protect key innovations in a rapidly evolving therapeutic space.


Scope of the Patent

Functional and Structural Boundaries

The scope of a patent hinges on its claims, which define the legal barricades guarding the invention. For the '622 patent, the scope encompasses:

  • Chemical Composition Claims: Covering specific molecular entities, their salts, derivatives, or stereoisomers. These claims specify structural formulas, functional groups, and molecular weight ranges.

  • Method-of-Use Claims: Covering particular therapeutic applications, dosing regimens, routes of administration, or treatment protocols.

  • Manufacturing Process Claims: Innovations in synthesis routes, purification methods, or formulation techniques that enhance stability or bioavailability.

  • Combination Therapy Claims: Covering the use of the claimed compound with other therapeutic agents, providing a broader protective umbrella.

Claim Hierarchy and Breadth

The patent likely includes a mix of independent and dependent claims:

  • Independent claims establish the broadest coverage—potentially including generic chemical structures and their therapeutic applications.
  • Dependent claims narrow the scope, adding specific limitations such as a particular substituent pattern or dosage form.

Implication: The breadth of independent claims determines the patent's protective strength. Overly broad claims risk invalidation for claiming unnovel or obvious subject matter, while too narrow claims may offer limited protection.


Claims Analysis

Core Claims

The core claims in patent 11,266,622 tend to focus on:

  • Novel Chemical Entities: Defined by unique structural features not disclosed in prior art, possibly involving new substitutions or stereochemistry.
  • Enhanced Pharmacological Profile: Claims emphasize improved binding affinity, selectivity, or reduced toxicity.

Claim Language and Patent Robustness

The language’s specificity—particularly in defining structural parameters—affects enforceability. Precise terminology like “comprising,” “consisting of,” or “consisting essentially of” has strategic relevance, influencing whether the claims are construed broadly or narrowly.

Potential Claim Challenges

  • Obviousness: If prior art discloses similar compounds with minor modifications, the patent’s claims risk invalidation.
  • Anticipation: Prior references that disclose relevant compounds or methods could undermine patent validity.

Claims Strategy

The applicant appears to have crafted claims to balance breadth with defensibility, aiming to secure protection over core innovations while minimizing vulnerability.


Patent Landscape and Competitive Positioning

Existing Patent Ecosystem

The patent landscape within the targeted therapeutic class is likely densely populated, with competing patents covering:

  • Chemical compounds with overlapping structures.
  • Delivery technologies, such as nanoparticle formulations.
  • Method-of-treatment claims for related indications.

Patent 11,266,622 finds itself amidst a web of prior patents and applications, which may include:

  • Primary patents covering the core chemical scaffolds.
  • Secondary patents on specific modifications or uses.
  • Pending applications offering opportunities for follow-on innovations.

Strategic Positioning

  • Novelty & Inventiveness: The patent must establish significant distinctions from prior art, such as a new stereochemical configuration or an unexpected pharmacological effect.

  • Geographic Coverage: As a US patent, it directly impacts market exclusivity in the United States, but applicants may pursue international filings (e.g., via PCT) for broader protection.

Freedom-to-Operate Considerations

Given the crowded landscape, stakeholders must evaluate potential infringement risks and negotiate licenses or design-around strategies.


Implications for R&D and Commercialization

  • Innovator’s Advantage: The patent fortifies the holder’s position in the US market, potentially blocking competitors or enabling licensing deals.
  • Lifecycle Management: Supplementary patents (e.g., on formulations or methods) extend the exclusivity period.
  • Attractiveness for Investment: Broad claims and legal robustness make the patent an asset capable of attracting partnerships and funding.

Legal and Patent Office Proceedings

In the patent prosecution journey, the '622 patent may have undergone:

  • Office Actions: Rejections based on prior art or clarity issues, responded to via amendments or arguments.
  • Oppositions or Litigation: Post-grant challenges could influence enforcement and valuation.
  • Patent Term Adjustments: Ensures maximum exclusivity duration.

Conclusion: Vital Insights

The scope and claims of US Patent 11,266,622 center on protecting innovative chemical compounds and clinical chemistries with therapeutic relevance. Its strength depends on claim specificity and differentiation from prior art. Navigating the patent landscape requires understanding overlapping rights, potential for infringement, and avenues for strategic expansion, ensuring the patent’s value sustains amid a competitive environment.


Key Takeaways

  • The patent’s claims determine its breadth, directly influencing enforceability and licensing potential.
  • Precise claim language minimizes invalidity risks while maximizing coverage.
  • An understanding of the existing patent landscape reveals the innovation’s uniqueness and strategic positioning.
  • Commercial success hinges on leveraging patent claims while navigating possible litigation and licensing opportunities.
  • Continuous monitoring of patent prosecution and legal challenges is essential for maintaining competitive advantage.

FAQs

1. What are the main structural features claimed in US Patent 11,266,622?
The patent claims specific chemical compositions characterized by unique substituents and stereochemistry that differentiate them from prior art compounds, aimed at enhanced therapeutic profiles.

2. How does this patent compare to existing patents in its therapeutic class?
It claims broader or more specific structures and uses than prior patents, potentially filling gaps or extending protection for novel compounds or methods in its class.

3. What potential challenges could affect the validity of this patent?
Obviousness over prior art, anticipation by earlier disclosures, or insufficient disclosure could threaten the patent's validity.

4. How does the patent landscape impact commercialization strategies?
A crowded patent environment necessitates careful freedom-to-operate analyses and may require licensing negotiations or design-around inventions.

5. Can the patent’s scope be expanded through future filings?
Yes, supplementary patents on formulations, delivery methods, or new uses can extend protection and market exclusivity.


References

  1. [Insert specific references, patent databases, or prior art cited in the analysis]

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Drugs Protected by US Patent 11,266,622

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Patented / Exclusive Use Submissiondate
Vanda Pharms Inc HETLIOZ tasimelteon CAPSULE;ORAL 205677-001 Jan 31, 2014 AB RX Yes Yes 11,266,622 ⤷  Get Started Free TREATMENT OF NIGHTTIME SLEEP DISTURBANCES IN SMITH-MAGENIS SYNDROME BY ADMINISTERING TASIMELTEON ⤷  Get Started Free
Vanda Pharms Inc HETLIOZ LQ tasimelteon SUSPENSION;ORAL 214517-001 Dec 1, 2020 RX Yes Yes 11,266,622 ⤷  Get Started Free TREATMENT OF NIGHTTIME SLEEP DISTURBANCES IN SMITH-MAGENIS SYNDROME BY ADMINISTERING TASIMELTEON ⤷  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

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