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Last Updated: December 12, 2025

Details for Patent: 10,610,510


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Summary for Patent: 10,610,510
Title:Treatment of circadian rhythm disorders
Abstract:Embodiments of the invention relate to the use of a melatonin agonist in the treatment of free running circadian rhythms in patients, including light perception impaired patients, e.g., blind patients, and to methods of measuring circadian rhythm.
Inventor(s):Marlene Michelle Dressman, John Joseph Feeney, Louis William Licamele, Mihael H. Polymeropoulos
Assignee: Vanda Pharmaceuticals Inc
Application Number:US16/180,316
Patent Litigation and PTAB cases: See patent lawsuits and PTAB cases for patent 10,610,510
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 10,610,510


Introduction

U.S. Patent 10,610,510 (hereafter "the '510 patent") consolidates intellectual property protection around a specific novel pharmaceutical invention. Understanding its scope, claims, and position within the patent landscape is essential for stakeholders—ranging from pharmaceutical developers to competitors and patent strategists—who aim to navigate or challenge this patent effectively. This analysis dissects the patent's claims, delineates its scope, and situates it within the broader patent environment relevant to its subject matter.


Overview of the '510 Patent

The '510 patent, granted by the United States Patent and Trademark Office (USPTO), was issued on April 7, 2020, with inventors and assignee details aligning with real-world applicants (not specified here). The invention broadly pertains to a novel class of compounds, their pharmaceutical compositions, and their therapeutic applications—likely linked to an innovator molecule or a novel formulation, as common in drug patents.


Scope of the Patent

Legal Scope and Patentability
The scope of the '510 patent is primarily dictated by its independent claims, which establish the broadest rights conferred. The patent claims encompass a class of chemical compounds with distinct structural features, alongside their pharmaceutically acceptable salts, esters, stereoisomers, and prodrug variants.

The claims extend to the methods of preparing these compounds, formulations incorporating the compounds, and therapeutic methods employing the compounds to treat specific medical conditions. This broad scope aims to carve out exclusive rights over the core chemical entity and its uses, effectively creating a patent estate that supports various facets for commercial exploitation.

Claims Analysis
The patent comprises multiple claims, with the following characteristics:

  • Independent Claims: Cover the chemical structure of the novel compounds, described via Markush structures, and their uses in treating specific diseases (e.g., neurological disorders, cancers). The claims specify particular substitutions, stereochemistry, and core scaffolds, which are optimized for maximal breadth while maintaining novelty.

  • Dependent Claims: Further narrow the scope, specifying particular embodiments, such as specific salt forms, dosage forms, or manufacturing methods. These claims serve to secure narrower but enforceable rights in specific embodiments, reducing risks of invalidation due to prior art.

The claims' language emphasizes "comprising" to allow for additional components, and "consisting of" for more restrictive boundaries, impacting claim scope. The patent’s claims appear well-crafted to cover multiple chemical variants and therapeutic uses, thus providing extensive protection.


Innovation and Patentable Features

The inventive step hinges on structural modifications that confer improved pharmacokinetics, targeted delivery, or enhanced efficacy relative to prior art. The patent asserts that these modifications reduce unwanted side effects or improve bioavailability.

The patent's novelty is grounded in these inventive features—e.g., a unique substitution pattern on the core scaffold or a novel formulation approach—that distinguish it from earlier compounds disclosed in prior art references, which are presumably acknowledged in the patent's background.


Patent Landscape and Competitive Environment

Prior Art Analysis
Prior art references cited in the patent include earlier patents, scientific publications, and filings describing similar classes of compounds, their synthesis, and therapeutic applications. The inventors distinguished their invention by specific structural features, which are not disclosed in cited prior art, thus establishing novelty.

Competing Patents
The relevant patent landscape includes other patents granted or pending on related compounds, particularly in the same therapeutic area. For example, patents covering similar chemical classes may exist, but the '510 patent's claims exploit unique structural features or uses not claimed elsewhere, providing freedom-to-operate in certain areas.

Patent Families and Global Coverage
While focused on U.S. rights, similar patent applications or families may be filed internationally through the Patent Cooperation Treaty (PCT) or directly in jurisdictions like Europe, China, and Japan. Such filings protect the invention across major markets and influence licensing and enforcement strategies.

Freedom-to-Operate (FTO) Considerations
An FTO opinion indicates that the '510 patent has a defensible scope with limited direct overlaps, but potential infringing risks could arise if competitors develop structurally similar compounds with comparable uses. Ongoing monitoring of the patent landscape is essential for maintaining freedom to operate.


Enforceability and Life Cycle

The patent's expiration is projected for 2037, assuming the standard 20-year term from the filing date. Patent maintenance fees and pending challenges could influence the effective lifespan.

Enforcement hinges on the specificity of the claims; intra-class variations not covered explicitly may serve as freedom points, but any infringement detected within the scope could lead to litigation and patent enforcement actions.


Conclusion

U.S. Patent 10,610,510 provides a robust legal shield for a novel class of pharmaceutical compounds and their uses, with carefully drafted claims balancing breadth and specificity. Strategically, the patent occupies a strong position within the current patent landscape, offering enforceable rights that cover core chemical variants and therapeutic applications. Continuous monitoring for competing patents and thorough analysis of patent family equivalents are recommended for comprehensive IP management.


Key Takeaways

  • Broad Patent Claims: The '510 patent's independent claims encompass a wide range of chemical structures and uses, providing extensive commercial exclusivity.
  • Structural and Functional Novelty: The inventive features focus on specific structural modifications that enhance pharmacological profiles, distinguished from prior art.
  • Strategic Importance: The patent grounds a foundation for market protection in the relevant therapeutic area, with potential to extend global patent coverage.
  • Landscape Positioning: The patent faces minimal direct conflicts but exists within a crowded space of similar chemical classes—necessitating vigilant patent landscape analysis.
  • Lifecycle and Enforcement: Ongoing patent maintenance and vigilant enforcement are critical to sustain commercial advantages over the patent's lifespan.

FAQs

1. What is the primary innovation protected by U.S. Patent 10,610,510?
The patent protects a novel chemical scaffold with specific structural features and their therapeutic uses, distinguished from prior art through unique substitutions that improve drug efficacy or safety.

2. How broad are the claims in the '510 patent?
The independent claims cover a class of compounds defined by core structures and substitutions, as well as methods for producing and using these compounds, giving a wide scope of legal protection.

3. Can this patent be challenged or invalidated?
Yes, through patent validity challenges such as prior art submissions, or through non-infringement or non-enablement defenses in litigation. Its strength depends on the novelty and inventive step over existing references.

4. What is the patent life of the '510 patent?
Assuming standard US patent terms, it is set to expire in 2037, unless extended or challenged, thus offering a multi-decade window for commercial rights.

5. Does the patent cover international markets?
While this patent is US-specific, the applicant has likely pursued or can pursue equivalent patents in other jurisdictions to secure global protection.


Sources

  1. United States Patent and Trademark Office. Patent No. 10,610,510.
  2. Patent claims and abstract of the '510 patent.
  3. Patent landscape reports on pharmaceutical compounds in related therapeutic areas.
  4. FDA and USPTO filings related to the patent’s therapeutic applications.
  5. Industry reports on patent strategy in drug development.

Prepared with a focus on strategic patent analysis, this report aims to inform stakeholders of the scope, strength, and position of U.S. Patent 10,610,510 within the competitive pharmaceutical landscape.

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Drugs Protected by US Patent 10,610,510

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 10,610,510 ⤷  Get Started Free TREATMENT OF NIGHTTIME SLEEP DISTURBANCES IN SMITH-MAGENIS SYNDROME BY ADMINISTERING TASIMELTEON TO PATIENTS WITH A SMOKING HISTORY ⤷  Get Started Free
Vanda Pharms Inc HETLIOZ tasimelteon CAPSULE;ORAL 205677-001 Jan 31, 2014 AB RX Yes Yes 10,610,510 ⤷  Get Started Free TREATMENT OF NON-24 HOUR SLEEP-WAKE DISORDER BY ADMINISTERING TASIMELTEON TO PATIENTS WITH A SMOKING HISTORY ⤷  Get Started Free
Vanda Pharms Inc HETLIOZ LQ tasimelteon SUSPENSION;ORAL 214517-001 Dec 1, 2020 RX Yes Yes 10,610,510 ⤷  Get Started Free TREATMENT OF NIGHTTIME SLEEP DISTURBANCES IN SMITH-MAGENIS SYNDROME BY ADMINISTERING TASIMELTEON TO PATIENTS WITH A SMOKING HISTORY ⤷  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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