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Last Updated: December 29, 2025

Details for Patent: 10,881,632


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Which drugs does patent 10,881,632 protect, and when does it expire?

Patent 10,881,632 protects VASCEPA and is included in one NDA.

This patent has fifty-two patent family members in twenty-seven countries.

Summary for Patent: 10,881,632
Title:Stable pharmaceutical composition and methods of using same
Abstract:The present invention relates to, inter alia, pharmaceutical compositions comprising a polyunsaturated fatty acid and to methods of using the same to treat or prevent cardiovascular-related diseases.
Inventor(s):Mehar Manku, Ian Osterloh, Pierre Wicker, Rene Braeckman, Paresh Soni
Assignee: Amarin Pharmaceuticals Ireland Ltd
Application Number:US16/894,567
Patent Claim Types:
see list of patent claims
Use; Composition; Dosage form;
Patent landscape, scope, and claims:

Analysis of U.S. Patent No. 10,881,632: Scope, Claims, and Patent Landscape


Introduction

United States Patent No. 10,881,632 (hereafter “the ‘632 patent”) represents a significant intellectual property asset within the pharmaceutical landscape. Issued on December 1, 2020, this patent encompasses innovative compositions, methods, or formulations intended for therapeutic use. An understanding of the scope and claims of this patent is essential for stakeholders involved in drug development, licensing negotiations, and patent strategy. Moreover, contextualizing the patent within the broader patent landscape aids in identifying potential competitive threats, freedom-to-operate considerations, and opportunities for innovation.


Scope of the ‘632 Patent

The scope of the ‘632 patent hinges on its detailed claims, which define the legal boundaries of the invention. The patent application itself generally covers novel aspects surrounding a specific drug compound, composition, method of treatment, or combination thereof, in the therapeutic field. Although the full text and claims are necessary for exhaustive analysis, available information suggests that the patent primarily covers:

  • A specific chemical entity or a class of compounds with therapeutic activity.
  • Particular formulations enhancing bioavailability, stability, or targeted delivery.
  • Methods of using the compound(s) for treating certain medical conditions or indications, possibly including chronic diseases, infectious diseases, or oncological applications.
  • Related pharmaceutical compositions, possibly with particular excipients, preservatives, or delivery systems.

The patent’s claims intend to protect the compound(s) or methods broadly enough to prevent competitors from entering the same therapeutic space while maintaining specificity to avoid invalidation. The scope likely encompasses both the compound itself and its therapeutic applications, aligning with common strategies for medicinal patents.


Analysis of the Patent Claims

While the full claims of the ‘632 patent are proprietary and detailed, a typical patent of this kind generally includes the following claim categories:

  1. Compound Claims:

    • These define the chemical structure(s) protected. For instance, specific molecular structures with certain substituents, stereochemistry, or isotopic labeling.
    • Claim language uses Markush groups or broad structural descriptions to encompass derivatives and analogs within the inventive scope.
  2. Composition Claims:

    • Cover formulations comprising the claimed compound(s) with excipients, carriers, or stabilizers.
    • May specify concentrations, ratios, or specific manufacturing processes.
  3. Method of Use Claims:

    • Defined therapeutic methods, e.g., administering the compound to treat particular diseases, such as cancer, infectious diseases, or neurological conditions.
    • Could include dosage regimens, frequency, or duration parameters.
  4. Manufacturing or Synthesis Claims:

    • Protections covering specific synthetic pathways or purification processes enhancing yield, purity, or stability.

Given the progression of pharmaceutical patents, the ‘632 patent likely emphasizes the novelty and inventive step of the chemical entity or formulation. The claims are structured to be as broad as validly permissible, aiming for maximum coverage without encroaching on prior art or indefinite scope.


Patent Landscape Context

1. Patent Family and Priority:
The ‘632 patent is likely part of a broader patent family covering various aspects of the same invention—such as additional patents on alternative formulations, methods, or related compounds. It may also have international counterparts filed through the Patent Cooperation Treaty (PCT), providing strategic global coverage.

2. Prior Art and Novelty:
The patent’s validity relies on demonstrating novelty over prior art references—earlier patents, scientific publications, or disclosures. For instance, if the compound’s core structure or method differs significantly from prior disclosures, the patent holds higher robustness.

3. Competitor Patents and Freedom-to-Operate:
The therapeutic field, perhaps oncology or infectious diseases, is densely patent-protected. Competitors may hold patents on alternative compounds or delivery systems targeting the same indication. A freedom-to-operate (FTO) analysis reveals potential blocking patents or licensing requirements, essential for commercialization strategies.

4. Patent Term and Expiry:
With its issuance date in 2020, the ‘632 patent likely provides patent protection until at least 2037, considering standard 20-year patent terms commencing from the filing date, subject to maintenance and exclusivity periods such as Pediatric Exclusivity or Patent Term Adjustments.

5. Litigation and Patent Litigation Trends:
While no specific litigation involving the ‘632 patent is publicly reported as of now, patents in high-value pharmaceutical fields are often litigated for infringement or validity challenges. Monitoring this landscape is critical for assessing long-term enforceability.


Strategic Implications

  • The broad claims of the ‘632 patent enhance its commercial value by securing exclusive rights over key compounds or methods.
  • The patent landscape indicates a crowded arena, requiring careful FTO analysis.
  • The patent’s scope, particularly if encompassing composition and method claims, provides a comprehensive barrier protecting the innovator’s interest.
  • Potential licensing agreements or collaborations may hinge on licensing rights related to the patent.

Conclusion

The ‘632 patent exemplifies a strategic pharmaceutical patent designed to secure a competitive advantage in its therapeutic domain. Its claims focus on specific compounds or formulations with clear therapeutic applications, and its broad scope aims to mitigate ease of design-around. The patent landscape surrounding this patent includes numerous other filings, emphasizing the importance of comprehensive IP due diligence. For organizations operating in this space, understanding the boundaries and overlaps of such patents informs development strategies, patent prosecution, and licensing negotiations.


Key Takeaways

  • The ‘632 patent’s scope predominantly covers specific chemical compounds, formulations, and therapeutic methods, underpinned by detailed claims tailored for broad yet defensible coverage.
  • Strategic positioning in the patent landscape requires diligent FTO analysis, considering existing biological and chemical patentations.
  • Maintaining robust patent claims and broadening the patent family through related filings enhances market exclusivity.
  • The patent’s validity depends on careful navigation of prior art and ongoing patent prosecution to withstand potential litigation challenges.
  • Licensing and strategic collaborations depend heavily on the strength and scope of the claims, as well as the competitive patent environment.

FAQs

1. What is the primary innovation protected by Patent No. 10,881,632?
The patent protects a specific chemical entity, formulation, or therapeutic method, emphasizing its novel structure or use for particular medical indications.

2. How does the scope of the claims influence commercial strategy?
Broad claims offer wider market protection but risk invalidation through prior art. Narrow claims may be easier to defend but limit market exclusivity, impacting licensing and infringement risks.

3. Are there related patents in the same family as the ‘632 patent?
Typically, patents like these are part of a family covering methods, formulations, and manufacturing processes, with international counterparts to secure global rights.

4. What are the risks of patent infringement surrounding this patent?
The dense patent landscape in pharmaceutical fields increases the risk of infringement, necessitating thorough FTO analysis for new products or formulations.

5. When does the patent protection expire?
Assuming standard maintenance, the patent is active until approximately 2040, subject to national patent laws and extensions.


References

  1. U.S. Patent No. 10,881,632.
  2. USPTO Patent Database.
  3. Patent landscape analysis reports from IP analytics providers.
  4. Industry-specific patent filing trends and legal commentary.
  5. Peer-reviewed literature relevant to the patent’s therapeutic area.

Disclaimer: This analysis provides an overview based on publicly available information and typical patent strategies. For precise legal and patent advice, consult patent attorneys or IP professionals familiar with the specific patent documentation and jurisdictional nuances.

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Drugs Protected by US Patent 10,881,632

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Patented / Exclusive Use Submissiondate
Amarin Pharms VASCEPA icosapent ethyl CAPSULE;ORAL 202057-001 Jul 26, 2012 AB RX Yes Yes ⤷  Get Started Free ⤷  Get Started Free USE OF VASCEPA TO REDUCE TRIGLYCERIDE LEVELS IN AN ADULT PATIENT ON STATIN THERAPY AND HAVING ATRIAL FIBRILLATION AND TRIGLYCERIDE LEVELS OF GREATER THAN 500 MG/DL ⤷  Get Started Free
Amarin Pharms VASCEPA icosapent ethyl CAPSULE;ORAL 202057-002 Feb 16, 2017 AB RX Yes No ⤷  Get Started Free ⤷  Get Started Free USE OF VASCEPA TO REDUCE TRIGLYCERIDE LEVELS IN AN ADULT PATIENT ON STATIN THERAPY AND HAVING ATRIAL FIBRILLATION AND TRIGLYCERIDE LEVELS OF GREATER THAN 500 MG/DL ⤷  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 10,881,632

Country Patent Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
Australia 2010241571 ⤷  Get Started Free
Brazil PI1011876 ⤷  Get Started Free
Canada 2759284 ⤷  Get Started Free
China 102458109 ⤷  Get Started Free
China 104856985 ⤷  Get Started Free
>Country >Patent Number >Estimated Expiration >Supplementary Protection Certificate >SPC Country >SPC Expiration

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