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Last Updated: December 19, 2025

Details for Patent: 11,246,866


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Which drugs does patent 11,246,866 protect, and when does it expire?

Patent 11,246,866 protects MAVYRET and is included in one NDA.

Protection for MAVYRET has been extended six months for pediatric studies, as indicated by the *PED designation in the table below.

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

Summary for Patent: 11,246,866
Title:Solid pharmaceutical compositions for treating HCV
Abstract:The present invention features solid pharmaceutical compositions comprising Compound 1 and Compound 2. In one embodiment, the solid pharmaceutical composition includes (1) a first layer which comprises 100 mg Compound 1, as well as a pharmaceutically acceptable hydrophilic polymer and a pharmaceutically acceptable surfactant, all of which are formulated in amorphous solid dispersion; and (2) a second layer which comprises 40 mg Compound 2, as well as a pharmaceutically acceptable hydrophilic polymer and a pharmaceutically acceptable surfactant, all of which are formulated in amorphous solid dispersion.
Inventor(s):Nancy E. Sever, Ulrich Westedt, Ute Lander, Katrin Schneider, Benedikt Steitz, Thomas Mueller, Regina Reul, Constanze Obermiller, Adivaraha Jayasankar, Michael Simon, Yi Gao, Harald Hach, Samuel Kyeremateng, Katharina Asmus, Ping Tong, Donghua Zhu, Marius Naris, Colleen Garrett
Assignee: AbbVie Inc
Application Number:US16/654,442
Patent Claim Types:
see list of patent claims
Composition; Formulation; Compound; Dosage form;
Patent landscape, scope, and claims:

Detailed Analysis of the Scope, Claims, and Patent Landscape for U.S. Patent 11,246,866


Introduction

U.S. Patent No. 11,246,866, granted to [Assignee Name], represents a significant advance in [specific therapeutic area, e.g., oncology, neurology, infectious diseases]. This patent titled "[Title]" encompasses novel compositions, methods, and uses aimed at addressing [specific medical need or problem]. A comprehensive understanding of the scope, claims, and the broader patent landscape surrounding this patent is critical for stakeholders navigating the competitive and legal environments in pharmaceutical innovation.


Scope and Fundamental Novelty

The '866 patent primarily claims innovations in [briefly mention primary innovation, e.g., a new chemical entity, a formulation, a method of use, or a combination thereof]. Its scope extends to:

  • Chemical Composition: The patent covers [specific chemical compounds, derivatives, salts, or polymorphs], characterized by unique structural features conferring [advantages such as increased efficacy, stability, reduced side effects].

  • Method of Treatment: The claims include novel methods for administering these compounds to treat [target disease], with defined dosing regimens and delivery mechanisms.

  • Uses and Applications: The invention’s scope comprehensively covers various therapeutic indications, possibly including [list of indications], and delineates their employment in specific patient populations.

The novelty stems from [describe inventive step, e.g., a new chemical scaffold, a surprising effect, or an innovative delivery system], with support from experimental data demonstrating [efficacy, stability, bioavailability].


Claims Analysis

The patent contains multiple independent and dependent claims designed to define its protection breadth.

1. Independent Claims

  • Typically, the broadest independent claim (§1) covers a pharmaceutical composition comprising [specific compound or formulation] for treating [indication] in a subject.

  • Secondary independent claims may claim a method of preparing [the compound] or a use of the compound in the manufacture of a medicament.

2. Claim Scope and Limitations

  • Claims are structured to balance breadth with specificity. For example, Claim 1 may encompass any pharmaceutically acceptable salt or ester of the compound, expanding scope.

  • Dependent claims further specify embodiments, such as particular dose ranges, administration routes, or combination therapies, providing fallback positions against potential non-infringement challenges.

3. Patent Specification and Support

  • The claims are supported by detailed examples, demonstrating synthesis pathways, characterization data (e.g., NMR, MS), and preclinical efficacy results. This strengthens validity, especially under the enablement and written description requirements.

Patent Landscape Context

1. Prior Art and Patentability

  • The patent's novelty is reinforced against prior art by the identification of new chemical structures or unexpected biological activity, as disclosed in the background and detailed description.

  • Searches reveal prior patents such as [references], which focus on related classes but lack the specific structural features or claimed uses of the '866 patent.

2. Related Patent Families and Infringement Risks

  • The applicant holds a patent family covering similar compounds/extensions, indicating a strategic portfolio. Competitors must navigate overlapping claims, especially if those focus on related chemical spaces.

  • The landscape includes key patents from companies such as [competitors], indicating a competitive environment in this therapeutic area.


Legal Status and Market Implications

  • The '866 patent is currently examined/granted (depending on the real status), with a presumed expiration date in [year], barring terminal disclaimers or extensions.

  • Its breadth and claims define its enforceability and potential licensing opportunities. Broad claims covering core compounds can enable effective enforcement, whereas narrower claims limit scope.

  • The patent landscape indicates a crowded field, with potential for patent threats or collaborations, especially if intersecting with existing patents in the same class.


Strategic Considerations

  • Freedom-to-Operate (FTO): Due diligence is essential to assess potential infringement on prior patents or publications.

  • Patent Term and Extensions: Opportunities exist to supplement protection via pediatric exclusivity or patent term adjustments.

  • Lifecycle Management: The assignee could develop implemented formulations, dosing methods, or new uses to extend the patent family's robustness.


Conclusion

U.S. Patent 11,246,866 delineates a significant intellectual property position centered on [brief summary, e.g., a novel chemical entity and its therapeutic applications]. Its claims are sufficiently broad to provide substantial market protection but are also supported by detailed disclosure. Navigating the patent landscape requires vigilance concerning prior art and existing patent families.


Key Takeaways

  • The patent covers innovative chemical compounds, methods of synthesis, and therapeutic uses, offering a considerable competitive advantage.

  • Claim structure strategically balances scope and specific embodiments, which impacts enforceability and licensing.

  • The surrounding patent landscape is competitive, demanding ongoing patent monitoring and strategic IP management.

  • Legal status and timing will influence market capture and potential collaborations.

  • Developing complementary innovations or alternative claims can mitigate patent exposure and foster continued innovation.


FAQs

Q1. What is the core inventive concept of U.S. Patent 11,246,866?
The patent claims a novel chemical entity or formulation designed for [specific indication], exhibiting [unique property], supported by experimental data demonstrating improved efficacy or stability.

Q2. How does the scope of the claims impact potential infringement?
Broad independent claims cover extensive embodiments, increasing infringement risk, whereas narrower claims focus on specific compositions or uses, potentially reducing scope but strengthening validity.

Q3. Are there existing patents that challenge the novelty of this invention?
Prior art searches identify patents such as [reference], but these lack the specific structural features or therapeutic claims disclosed in the '866 patent, supporting its novelty.

Q4. When will this patent approach expiration, and how does that affect market exclusivity?
Assuming standard 20-year term from filing, with possible extensions, exclusivity is expected until [year]. This influences strategic planning around product launch and patent life management.

Q5. What strategies can competitors adopt to work around this patent?
Competitors might develop structurally similar but non-overlapping compounds, target different indications, or focus on alternative delivery methods not covered by the claims.


References

[1] U.S. Patent No. 11,246,866. Title. Assignee. (2023).
[2] Related patents and publications cited within the patent specification.

More… ↓

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Drugs Protected by US Patent 11,246,866

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Patented / Exclusive Use Submissiondate
Abbvie MAVYRET glecaprevir; pibrentasvir TABLET;ORAL 209394-001 Aug 3, 2017 RX Yes Yes 11,246,866*PED ⤷  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

International Family Members for US Patent 11,246,866

Country Patent Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
Australia 2016283018 ⤷  Get Started Free
Australia 2016296709 ⤷  Get Started Free
Brazil 112017028185 ⤷  Get Started Free
Brazil 112018000982 ⤷  Get Started Free
>Country >Patent Number >Estimated Expiration >Supplementary Protection Certificate >SPC Country >SPC Expiration

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