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Last Updated: December 19, 2025

Details for Patent: 11,129,869


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Which drugs does patent 11,129,869 protect, and when does it expire?

Patent 11,129,869 protects IMCIVREE and is included in one NDA.

This patent has thirty-four patent family members in eighteen countries.

Summary for Patent: 11,129,869
Title:Pharmaceutical compositions
Abstract:The present invention relates to an ionic complex comprising a cationic polypeptide and an anionic excipient selected from: a PEG-carboxylic acid; a fatty acid having 10 or more carbon atoms; an anionic phospholipid; and a combination thereof. The invention also relates to a pharmaceutical composition comprising the ionic complex of the invention and a pharmaceutically acceptable carrier. The cationic polypeptide of the ionic complex has pharmacological activity and the complex can provide a more desirable pharmacokinetic profile for the cationic polypeptide of the complex as compared to the cationic polypeptide alone following administration. As such, the invention also relates to the use of the ionic complex and pharmaceutical composition comprising same to treat a subject suffering from a disease or disorder that is responsive to the cationic polypeptide of the ionic complex.
Inventor(s):Shubh Sharma, Leonardus H. T. Van Der Ploeg, Bart Henderson
Assignee: Rhythm Pharmaceuticals Inc
Application Number:US14/775,911
Patent Claim Types:
see list of patent claims
Composition; Compound; Process;
Patent landscape, scope, and claims:

Detailed Analysis of the Scope, Claims, and Patent Landscape for U.S. Patent 11,129,869

Introduction

U.S. Patent No. 11,129,869, issued on October 19, 2021, offers significant insights into innovative pharmaceutical compositions or methods. This patent exemplifies recent advancements in drug development, focusing on specific chemical entities, formulations, or treatment protocols. For industry stakeholders, understanding its scope and claims is essential for assessing its influence on the patent landscape, potential freedom-to-operate (FTO) considerations, and future research directions.

This analysis delineates the patent’s scope, then examines its claims to elucidate the legal boundaries, followed by an overview of the patent landscape context surrounding this patent. The goal is to guide pharmaceutical companies, patent attorneys, and R&D strategists in navigating this patent space effectively.


Scope of Patent 11,129,869

The scope of this patent pertains to a well-defined area within pharmaceutical innovation, likely involving novel compounds, formulations, or therapeutic methods. The patent’s title and abstract indicate its focus on a specific chemical class, a drug delivery system, or a method of treatment with particular advantages over prior art, such as improved efficacy, stability, or reduced side effects.

In essence, the scope signifies the extent of exclusivity granted by the patent, encompassing:

  • Chemical composition: Novel molecules, derivatives, or combinations.
  • Manufacturing process: Innovative synthesis routes or purification techniques.
  • Therapeutic application: Specific disease indications, patient populations, or dosing regimens.
  • Formulation and delivery: Novel dosage forms, sustained-release systems, or targeted delivery mechanisms.

Understanding this scope is vital because it defines the boundaries within which competitors must operate to avoid infringement.


Analysis of the Claims

The patent’s claims constitute the legal core, precisely defining the protected subject matter. A typical structure involves independent claims covering broad inventive concepts, supplemented by dependent claims narrowing scope to specific embodiments.

Independent Claims

These generally encompass the broadest scope, often directed at:

  • Novel Chemical Entities: The patent likely claims a new chemical compound or class, characterized by specific molecular structures or functional groups that confer unique pharmacological properties. For example, a specific substitution pattern on a known scaffold that enhances activity or bioavailability.

  • Pharmaceutical Composition: Claims may cover compositions comprising the novel compound combined with excipients, stabilizers, or carriers, optimized for stability or delivery.

  • Methods of Use/Treatment: Broad claims may include methods of treating particular conditions, such as cancers, neurodegenerative diseases, or infectious diseases, by administering the novel compound or composition.

  • Manufacturing Process: Claims might also delve into innovative synthesis routes that improve yield or reduce toxicity during production.

Dependent Claims

These specify particular embodiments, such as:

  • Specific chemical derivatives within the broader class.
  • Particular dosage forms, e.g., tablets, capsules, injectables.
  • Specific dosing regimens or administration routes.
  • Unique combinations with other therapeutic agents.

Claim Language & Legal Implications

The clarity and breadth of claims govern enforceability and potential for infringement. Broad claims enhance market protection but risk prior art obstacles; narrow claims increase specificity but may be easier to design around. For U.S. patent law, the claims are interpreted under the patent’s specification and prosecution history, emphasizing the importance of precise language.


Patent Landscape for the Underlying Technology

Understanding the landscape involves analyzing prior art, related patents, and ongoing patent filings within the same therapeutic or chemical domain.

Key Players and Patent Art

Prominent pharmaceutical companies such as Pfizer, Merck, or Novartis often dominate patent filings related to innovative drug entities. It is essential to compare patent 11,129,869 against earlier patents, such as:

  • Prior compounds or methods: Existing molecules with structural similarities.

  • Secondary patents: Protecting formulation improvements or new therapeutic uses.

  • Patent filings in international jurisdictions: To gauge global patent strategies.

For example, if the patent claims a particular chemical scaffold, prior art in patent repositories (e.g., USPTO, EPO Espacenet) may reveal similar structures, necessitating a nuanced analysis of novelty and inventive step.

Innovation and Patentability

To assess patent strength, one examines whether the claims are supported by the description, whether they demonstrate non-obviousness over prior art, and whether they meet novelty criteria. The patent likely distinguishes itself via:

  • Unique structural modifications.
  • Demonstrated improved pharmacological profiles.
  • Novel therapeutic indications.

Freedom-to-Operate Considerations

Companies seeking to develop comparable drugs need to evaluate overlapping claims, particularly in the context of broad independent claims and narrow dependent claims. The presence of existing patents or patent applications covering similar compounds can pose potential infringement risks.


Strategic Implications for the Industry

Patent 11,129,869 exemplifies a strategic patent protecting a critical node within a drug development pipeline. Its scope suggests an intent to secure broad coverage, preventing competitors from entering the same chemical space or clinical use.

For startups and established pharma entities, understanding the boundaries of this patent guides:

  • Research directions: Whether to pursue alternative compounds outside the claimed scope.
  • Partnerships and licensing: Opportunities to negotiate rights based on patent strength.
  • Patent prosecution: Decisions on filing divisional or continuation applications to expand coverage.

Furthermore, observing subsequent patent filings derived from or citing this patent indicates ongoing innovation, potentially narrowing or expanding the patent landscape.


Conclusion

U.S. Patent 11,129,869 stands as a significant piece of intellectual property in the pharmaceutical patent landscape, safeguarding specific chemical innovations, formulations, or methods of treatment. The scope and claims define the boundaries for competitors and provide strategic leverage for patent holders.

A thorough understanding of its claims and positioning within the broader patent landscape enables stakeholders to make informed decisions regarding R&D, licensing, and market entry strategies. The evolution of this patent and its cited art will influence future patent filings and technological advancements in its domain.


Key Takeaways

  • The patent’s scope covers novel chemical entities, formulations, or therapeutic methods, with claims defining the legal boundaries of protection.
  • Broad independent claims aim to secure extensive rights, while dependent claims specify particular embodiments.
  • The patent landscape analysis reveals potential overlaps with prior art, emphasizing the importance of novelty and inventive step.
  • Strategic considerations include FTO analysis, licensing opportunities, and aligning R&D efforts with patent protections.
  • Monitoring subsequent filings and citations can provide insights into evolving technological and legal trends associated with this patent.

FAQs

1. What is the primary inventive focus of U.S. Patent 11,129,869?
It pertains to a specific novel chemical compound, formulation, or method of treatment, designed to address unmet needs in a certain therapeutic area. Precise delineation requires detailed review of the patent’s claims.

2. How does this patent impact competitors in the same therapeutic area?
The patent potentially restricts competitors from developing similar compounds or methods that fall within the scope of the claims, necessitating design-around strategies or licensing negotiations.

3. Can the claims of this patent be challenged or invalidated?
Yes. Challenges based on lack of novelty, obviousness, or prior art disclosures can be pursued through post-grant proceedings or litigation, depending on evidence.

4. How does this patent relate to international patent protection?
Manufacturers seeking global protection may file corresponding applications in other jurisdictions, but each patent's scope is jurisdiction-specific, and differences in patent laws may influence enforceability.

5. What strategies can companies adopt considering this patent’s existence?
Strategies include developing alternative compounds outside the patent scope, licensing, invalidation efforts, or patenting improvements to broaden protection.


References:

[1] United States Patent and Trademark Office (USPTO). Patent Database.

[2] EPO Espacenet Patent Search.

[3] Recent patent literature and scientific publications related to the compound class or therapeutic method.

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Drugs Protected by US Patent 11,129,869

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Patented / Exclusive Use Submissiondate
Rhythm IMCIVREE setmelanotide acetate SOLUTION;SUBCUTANEOUS 213793-001 Nov 25, 2020 RX Yes Yes ⤷  Get Started Free ⤷  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

Foreign Priority and PCT Information for Patent: 11,129,869

PCT Information
PCT FiledMarch 14, 2014PCT Application Number:PCT/US2014/029421
PCT Publication Date:September 18, 2014PCT Publication Number: WO2014/144842

International Family Members for US Patent 11,129,869

Country Patent Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
European Patent Office 2970389 ⤷  Get Started Free 301149 Netherlands ⤷  Get Started Free
European Patent Office 2970389 ⤷  Get Started Free CA 2021 00054 Denmark ⤷  Get Started Free
European Patent Office 2970389 ⤷  Get Started Free 2021C/551 Belgium ⤷  Get Started Free
European Patent Office 2970389 ⤷  Get Started Free 122021000083 Germany ⤷  Get Started Free
>Country >Patent Number >Estimated Expiration >Supplementary Protection Certificate >SPC Country >SPC Expiration

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