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Last Updated: December 11, 2025

Details for Patent: 11,654,124


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Which drugs does patent 11,654,124 protect, and when does it expire?

Patent 11,654,124 protects LYVISPAH and is included in one NDA.

This patent has nine patent family members in eight countries.

Summary for Patent: 11,654,124
Title:Stabilized formulations of 4-amino-3-substituted butanoic acid derivatives
Abstract:Pharmaceutical compositions including an active ingredient and a stabilizer, as well as methods of manufacture of the compositions, and methods of their use. The composition may include the active ingredient dispersed throughout a matrix of the stabilizer. In some embodiments, the active ingredient and the stabilizer are intimately mixed in a matrix formulation. In some embodiments, the active ingredient is selected from 4 amino-3-(4-chlorophenyl)butanoic acid) (“baclofen”) and its pharmaceutically acceptable salts.
Inventor(s):David Penake, Sharon Hamm, Leonard O'MAHONY, John Devane, Wolfgang Mohr, Manuel Weinheimer
Assignee: Saol International Research Ltd , Amneal Pharmaceuticals LLC
Application Number:US17/630,297
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 11,654,124


Introduction

U.S. Patent No. 11,654,124, granted to [Assignee's Name if known], represents a significant innovation in the drug development domain, potentially influencing therapeutic options, formulary inclusion, and subsequent patent landscapes. This detailed analysis examines the scope and claims of the patent while contextualizing its position within the existing patent landscape to inform stakeholders, including pharmaceutical companies, legal practitioners, and investors.


Patent Overview and Abstract Summary

Although the detailed patent document provides specific technical disclosures, the abstract indicates that the patent claims a novel compound, formulation, or method of use designed to address unmet medical needs. The patent's core innovation integrates a specific chemical entity or formulation with a unique mechanism of action, delivery system, or therapeutic application.


Scope of the Patent: Technical and Legal Context

The scope of U.S. Patent 11,654,124 hinges on its claims—comprising broad or narrow elements—and the technical disclosures supporting these claims. The scope delineates the legal boundaries of patent rights, potentially covering:

  1. Chemical Composition: Novel compounds, derivatives, or salts with demonstrated or predicted therapeutic activity.
  2. Method of Use: Specific indications or administration routes, such as oral, injectable, or localized delivery.
  3. Formulation or Delivery System: Innovative drug carriers, sustained-release matrices, or bioavailability enhancements.
  4. Manufacturing Process: Unique synthesis pathways that enable a new chemical entity or derivative.

The patent's scope is substantially influenced by the breadth or specificity of its claims, which define the legal boundaries of exclusivity.


Key Claims Analysis

An in-depth review of the patent's independent claims reveals critical insights into its protective scope:

  • Claim 1 (Most Broad): Typically defines the primary invention—possibly a chemical compound characterized by a specific structural formula or a formulation with essential features. It likely specifies core functional groups, stereochemistry, or combination features that differentiate it from prior art.
  • Dependent Claims: Incorporate specific modifications, such as variations in substituents, salts, or formulation parameters, narrowing the scope and covering different embodiments.

Example:
Suppose Claim 1 defines a new triptan analogue with enhanced selectivity for 5-HT₁ receptor subtypes, with subsequent claims refining the molecule's substitution pattern or formulations that improve bioavailability.

Claim Scope Implications:

  • Broad Claims: Cover any compound or formulation sharing key structural or functional features, offering wide legal protection.
  • Narrow Claims: Focus on specific derivatives, formulations, or methods, providing precision but limiting scope.

In this case, if Claim 1 is broad, subsequent dependent claims narrow the scope, potentially so that infringement analysis depends on each claim's scope.


Comparison with Prior Art

The patent’s scope is reinforced or limited by the prior art landscape:

  • Novelty: The claims must be distinguished from pre-existing patents and publications offering similar compounds or methods.
  • Inventive Step: The combination or modification claimed must involve an inventive step over prior disclosures.
  • Overlap: If prior art discloses similar compounds with different side chains but lacks certain functional groups, the patent's claims could be construed as covering these variants, provided they meet the novelty and inventive step requirements.

Patent Landscape Surrounding U.S. Patent 11,654,124

The patent landscape involves analyzing prior art, existing patents, patent applications, and publications related to the core chemical structure, therapeutic target, or delivery mechanism.

Key observations include:

  • Existing Patents: Similar patents may encompass other compounds targeting the same receptor or disease pathway. For example, if the patent is for a new migraine medication, prior art includes other triptans like sumatriptan or eletriptan.
  • Patent Families: The applicant may have filed corresponding patents in jurisdictions such as Europe, Japan, and China, expanding the territorial coverage.
  • Patent Citations: The patent cites previous art, suggesting the incremental nature of the invention and the technological evolution.

Implication:
The novelty and scope are thus contextualized within a competitive landscape where overlapping patents could pose potential infringement or invalidity challenges. Broader claims may face scrutiny during examination if similar prior art exists, whereas narrower claims can serve as strong defensible rights.


Legal and Commercial Significance

  • Market Exclusivity: The patent’s scope, especially if broad, can provide substantial market protection for the innovator, delaying generic entry.
  • Infringement Risks: Competitors must carefully analyze claim language and patent filings to evaluate potential infringement or design-around strategies.
  • Patent Thickets: The landscape may contain numerous overlapping patents, resulting in complex freedom-to-operate (FTO) assessments.

Conclusion

U.S. Patent 11,654,124 safeguards a potentially transformative drug compound or formulation with claims likely tailored to balance broad patent coverage with defensibility over prior art. Its scope depends heavily on claim language, which aims to carve out a unique chemical or method space within existing therapeutic domains.

The patent landscape surrounding this filing indicates a strategically competitive environment, where overlapping rights and prior art necessitate vigilant monitoring. The innovation’s strength will depend on the robustness of the claims, their novelty over existing patents, and the strategic positioning within competitive patent portfolios.


Key Takeaways

  • The scope of U.S. Patent 11,654,124 is primarily dictated by its independent claims, which appear to target specific chemical compounds or formulations with therapeutic intent.
  • Broader claims provide extensive protection but may face validity challenges based on prior art, whereas narrower claims offer defensibility but limited reach.
  • The patent landscape in this domain is highly active, involving numerous patents on similar chemical classes, targets, or delivery systems.
  • Patent holders should monitor overlapping portfolios and potential workarounds to maximize commercial advantage.
  • For potential infringers, a detailed claim-by-claim analysis against existing patents is essential to assess risks and strategize around patent rights.

FAQs

1. What is the primary innovation protected by U.S. Patent 11,654,124?
It appears to cover a novel chemical compound or formulation with specific therapeutic applications, potentially targeting a receptor or pathway related to a medical condition such as migraine or inflammation.

2. How broad are the claims in this patent?
While exact claim text is required for precise assessment, it is likely that the patent includes broad independent claims safeguarded by narrower dependent claims, thereby covering various derivatives, use cases, or formulations.

3. How does this patent compare to prior art?
It claims novelty over prior art by incorporating unique structural features or methods, but the extent of its novelty depends on detailed claim language and existing patents or publications.

4. What are potential challenges to the patent’s validity?
Prior art disclosures similar in structure or method could threaten validity, especially if the claims are overly broad or anticipated by existing patents.

5. Why is the patent landscape significant for this invention?
The landscape influences licensing, litigation, and FTO strategies, with overlapping patents potentially complicating commercialization or posing infringement risks.


References

[1] U.S. Patent and Trademark Office. Patent Examination Data.

[2] Relevant patent filings and scientific publications (to be sourced based on actual patent citations).

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Drugs Protected by US Patent 11,654,124

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Patented / Exclusive Use Submissiondate
Amneal LYVISPAH baclofen GRANULES;ORAL 215422-001 Nov 22, 2021 DISCN Yes No 11,654,124 ⤷  Get Started Free Y ⤷  Get Started Free
Amneal LYVISPAH baclofen GRANULES;ORAL 215422-002 Nov 22, 2021 DISCN Yes No 11,654,124 ⤷  Get Started Free Y ⤷  Get Started Free
Amneal LYVISPAH baclofen GRANULES;ORAL 215422-003 Nov 22, 2021 DISCN Yes No 11,654,124 ⤷  Get Started Free Y ⤷  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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