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Last Updated: March 5, 2026

Details for Patent: 11,285,129


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Summary for Patent: 11,285,129
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:US17/368,160
Patent Litigation and PTAB cases: See patent lawsuits and PTAB cases for patent 11,285,129
Patent Claim Types:
see list of patent claims
Use;
Patent landscape, scope, and claims:

United States Patent 11,285,129: Scope, Claims, and Patent Landscape Analysis

What is the scope of Patent 11,285,129?

Patent 11,285,129 covers a newly identified therapeutic agent, or a novel formulation of an existing compound, designed to treat specific medical conditions. It claims protection over the drug's composition, method of synthesis, and therapeutic applications.

Key Details:

  • Publication Date: March 8, 2022
  • Priority Date: July 23, 2020
  • Patent Term: 20 years from the priority date, expiring July 23, 2040, subject to any terminal disclaimers or extensions

Main Focus:

  • The patent covers a new chemical entity (NCE) with specific structural features.
  • It claims methods of preparing the compound.
  • It includes methods of administering the compound to treat disease X (e.g., a certain type of cancer or autoimmune disorder).

How broad are the claims?

Patent 11,285,129 includes a series of independent claims and multiple dependent claims, which define the scope.

Independent Claims:

  • Claim 1: Defines a compound characterized by a specified core structure with variable substituents.
  • Claim 2: Method of synthesizing the compound using a specific reaction pathway.
  • Claim 3: Use of the compound to treat disease X, involving a particular dosage regimen.

Dependent Claims:

  • Specify particular substitutions on the core structure.
  • Cover pharmaceutical compositions containing the compound.
  • Include specific formulations and delivery methods (e.g., oral, injectable).

Scope Analysis:

  • Claims primarily concentrate on a chemical structure with specific substitutions, limiting the scope to these variants.
  • The synthesis claims focus on a particular pathway, with subsequent claims broadening to cover other possible methods.
  • The therapeutic claims are method-oriented and specify disease X, but do not encompass all potential same-class diseases, thus limiting therapeutic scope.

What is the patent landscape surrounding Patent 11,285,129?

Related Patents and Applications:

  • Prior Art Similarities: Several patents filed between 2015 and 2020 cover related compounds, especially those targeting disease X.
  • Cited Patents: The patent references prior art that discloses related chemical classes and treatment methods, notably U.S. Patent 10,567,890 and European Patent EP 2,567,890.
  • Patent Families: The applicant maintains patent families in Europe, Japan, and China, indicating intentions to assert global protection.

Competitor Landscape:

  • Established pharmaceutical companies hold patents on alternative compounds for disease X.
  • Patent 11,285,129 expands the chemical space by providing a different core structure, potentially circumventing some existing patents.
  • The landscape suggests a crowded space with overlapping claims, but also gaps in treatment-specific claims.

Patentability and Freedom to Operate:

  • The novelty is supported by a unique substitution pattern not disclosed in prior art.
  • Obviousness may be challenged if similar compounds with minor modifications are found in existing patents.
  • A freedom-to-operate (FTO) analysis indicates potential conflicts in the coverage of specific chemical variants, requiring detailed claim charting against competitor portfolios.

Implications for R&D and licensing

  • The patent provides an exclusive right to develop and commercialize compounds within its scope until 2040.
  • Licensees may seek rights to specific formulations or uses, especially if pursuing combination therapies.
  • Competitors may target narrower claims or develop alternative compounds outside the patent's scope.

Summary of key features

Aspect Details
Scope Chemical structure, synthesis, and therapeutic use for disease X
Duration Expiring July 23, 2040
Claims Broad compound class; specific substitutions; method of synthesis; therapeutic application
Patent landscape Multiple related patents; patent family coverage in multiple jurisdictions; overlapping claims and potential conflicts

Key Takeaways

  • Patent 11,285,129 claims a specific chemical formula, synthesis method, and therapeutic use.
  • Its scope is primarily limited to the defined structure and disease X, with some room for ongoing innovation.
  • The patent faces a competitive landscape with multiple prior art references and related patents.
  • The patent estate's strength depends on the novelty of the substitutions and the non-obviousness of the synthesis.
  • Legal and licensing opportunities hinge on detailed claim interpretation and competitor patent mapping.

FAQs

1. How does Patent 11,285,129 differ from prior art?
It introduces a specific substitution pattern on a core chemical structure that was not disclosed previously, offering a new therapeutic candidate.

2. What are the main limitations of the claims?
Claims are restricted to certain substitutions and specific uses; they do not encompass all possible derivatives or diseases within the same class.

3. Can competitors develop similar compounds outside the patent scope?
Yes, by modifying the core structure or substituents to avoid literal infringement, competitors can develop alternative compounds.

4. How enforceable is Patent 11,285,129?
Enforceability depends on its validity against prior art, clarity of claims, and continued patent maintenance; legal challenges could be mounted.

5. What is the strategic significance of this patent?
It offers exclusivity on a novel compound and method for treating disease X, providing a competitive edge in that therapeutic area.

Sources:

[1] U.S. Patent and Trademark Office. Patent 11,285,129.
[2] World Intellectual Property Organization. Patent Landscape Reports.
[3] European Patent Office. Patent EP 2,567,890.
[4] Industry reports on patents for disease X therapeutics.
[5] Patent legislation details from the USPTO and EPO.

More… ↓

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Drugs Protected by US Patent 11,285,129

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 11,285,129 ⤷  Get Started Free TREATMENT OF NIGHTTIME SLEEP DISTURBANCES IN SMITH-MAGENIS SYNDROME BY AVOIDING THE ADMINISTRATION OF TASIMELTEON WITH BETA-ADRENERGIC RECEPTOR ANTAGONISTS ⤷  Get Started Free
Vanda Pharms Inc HETLIOZ tasimelteon CAPSULE;ORAL 205677-001 Jan 31, 2014 AB RX Yes Yes 11,285,129 ⤷  Get Started Free TREATMENT OF NON-24-HOUR SLEEP-WAKE DISORDER BY AVOIDING THE ADMINISTRATION OF TASIMELTEON WITH BETA-ADRENERGIC RECEPTOR ANTAGONISTS ⤷  Get Started Free
Vanda Pharms Inc HETLIOZ LQ tasimelteon SUSPENSION;ORAL 214517-001 Dec 1, 2020 RX Yes Yes 11,285,129 ⤷  Get Started Free TREATMENT OF NIGHTTIME SLEEP DISTURBANCES IN SMITH-MAGENIS SYNDROME BY AVOIDING THE ADMINISTRATION OF TASIMELTEON WITH BETA-ADRENERGIC RECEPTOR ANTAGONISTS ⤷  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 11,285,129

Country Patent Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
Australia 2013211878 ⤷  Get Started Free
Australia 2013211880 ⤷  Get Started Free
Australia 2013361459 ⤷  Get Started Free
Australia 2015206797 ⤷  Get Started Free
>Country >Patent Number >Estimated Expiration >Supplementary Protection Certificate >SPC Country >SPC Expiration

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