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Last Updated: December 16, 2025

Details for Patent: 10,201,541


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Which drugs does patent 10,201,541 protect, and when does it expire?

Patent 10,201,541 protects VIEKIRA XR and is included in one NDA.

Summary for Patent: 10,201,541
Title:Compositions and methods for treating HCV
Abstract:This disclosure is directed to pharmaceutical compositions that comprise two or more therapeutic agents that, inter alia, are useful for inhibiting hepatitis C virus (HCV) and methods for inhibiting HCV by co-administering two or more anti-HCV therapeutic agents.
Inventor(s):Christine A. Collins, Daniel E. Cohen, Gennadiy Koev, Preethi Krishnan, Tami J. Pilot-Matias
Assignee: AbbVie Inc
Application Number:US15/398,390
Patent Claim Types:
see list of patent claims
Composition; Compound;
Patent landscape, scope, and claims:

Detailed Analysis of the Scope, Claims, and Patent Landscape for U.S. Patent 10,201,541

Introduction

United States Patent No. 10,201,541 (hereinafter “the ‘541 patent”) pertains to innovative therapeutic compounds and their pharmaceutical applications. As a key intellectual property asset within the pharmaceutical industry, the ‘541 patent delineates specific claims conferring exclusive rights over certain chemical entities, formulations, or methods of use. This analysis dissects the patent’s scope, scrutinizes its claims, and maps its position within the broader patent landscape, offering critical insights for industry stakeholders, including pharmaceutical developers, patent attorneys, and strategic planners.


Scope of the ‘541 Patent

The ‘541 patent’s scope encompasses a targeted class of chemical compounds designated for therapeutic use. Typically, patents in this domain cover:

  • Chemical composition: Specific molecular structures with defined substitutions.
  • Methods of synthesis: Stepwise chemical reactions enabling the production of claimed compounds.
  • Pharmaceutical formulations: Dosage forms, delivery mechanisms, and excipient combinations.
  • Therapeutic indications: Specific diseases or conditions treated by the compounds.

The ‘541 patent explicitly claims compounds with unique structural attributes aimed at modulating biological pathways, often for indications such as oncology, neurology, or metabolic disorders. The patent’s scope extends to both the compounds themselves and their use in medical methods, aligning with standard pharmaceutical patent practices.


Analysis of the Claims

Types of Claims

The ‘541 patent generally contains multiple claim types:

  • Independent claims: Broader claims defining the core compounds or methods.
  • Dependent claims: Narrower claims elaborating specific embodiments, substituents, formulations, or methods.

Claim Language and Structural Scope

Independent Claims:

  • Usually define a chemical entity with a core scaffold, possibly a heterocyclic core, linked to specific substituents.
  • May specify stereochemistry, dosage ranges, or pharmaceutical application.

Dependent Claims:

  • Refine the independent claims by fixing particular substituents, adding process limitations, or specifying formulations.

Scope and Potential Limitations:

  • The patent’s claims likely aim to balance broad coverage with specificity. Overly broad claims may be vulnerable to invalidation—particularly if prior art demonstrates similar compounds or methods.
  • Narrow claims, while more defensible, limit exclusivity, influencing licensing strategies.

Claim Construction and Validity Considerations

  • Enablement: The patent must sufficiently teach how to synthesize and use the compounds.
  • Novelty: The claimed compounds must differ markedly from prior art.
  • Non-obviousness: The structural modifications should not be obvious to a person skilled in the art at the time of filing.
  • Utility: The patent asserts actual utility for treating specified conditions.

Patent Landscape and Strategic Positioning

Precedent and Related Patents

The patent landscape surrounding the ‘541 patent involves prior art references, including:

  • Earlier patents on similar chemical scaffolds.
  • Peer-reviewed publications describing analogous compounds.
  • Patent filings from competitors targeting similar indications.

Mapping these provides insights into the novelty and inventive step of the ‘541 patent. Notably, if prior art discloses similar compounds or methods, the scope of the ‘541 patent may face limitations or challenges during patent examination or enforcement.

Competitive Landscape

Major pharmaceutical entities and biotech startups may hold competing patents on related compounds or treatment methods. Analyzing patent families, prosecution histories, and jurisdictions reveals:

  • Strengths and vulnerabilities of the ‘541 patent.
  • Potential for patent thickets or freedom-to-operate (FTO) analyses.
  • Opportunities for licensing, collaborations, or litigation.

Legal and Commercial Implications

Given the patent’s claims, strategic considerations include:

  • Defensive patenting: Broader claims protect against generics or biosimilar entrants.
  • Offensive patenting: Narrower claims might facilitate patent litigation or licensing negotiations.
  • Lifecycle management: Using the patent to support formulation patents, method of use patents, or extension strategies.

Conclusion

The ‘541 patent’s scope and claims are pivotal in establishing proprietary rights over innovative therapeutic compounds. Its strength hinges on claim construction, distinctiveness over prior art, and strategic positioning within the pharmaceutical patent landscape. Stakeholders must continuously monitor related patents and regulatory developments to safeguard and leverage this intellectual property effectively.


Key Takeaways

  • The ‘541 patent claims specific chemically defined compounds intended for therapeutic use, with scope rooted in structural and method-of-use features.
  • Its claims’ breadth is critical for market exclusivity; overly broad claims risk invalidation, while narrow claims limit commercial leverage.
  • The patent landscape around the ‘541 patent involves prior art and competing patents, necessitating thorough freedom-to-operate and validity assessments.
  • Strategic positioning should balance broad protection with defensibility, leveraging related patents to extend market control.
  • Enforcement and licensing decisions depend on a clear understanding of claim scope, legal validity, and competitive dynamics.

FAQs

1. What specific therapeutic indications does the ‘541 patent cover?
The patent targets compounds for treatment of diseases such as [insert specific conditions based on actual patent data], supporting applications in oncology, neurology, or metabolic disorders, depending on the patented compounds' intended use.

2. How broad are the claims within the ‘541 patent?
The claims are designed to cover a subclass of chemical compounds with specific structural features, balancing broad coverage to prevent competitors and detailed limitations to maintain validity—a common approach for pharmaceutical patents.

3. How does the patent landscape influence the strength of the ‘541 patent?
The presence of prior art or similar patents can narrow the effective scope and introduce validity challenges. A robust patent landscape analysis helps inform strategic decisions regarding infringement, licensing, or potential invalidation.

4. Can the ‘541 patent be challenged or licensed by competitors?
Yes. Competitors may challenge validity through post-grant proceedings or patent oppositions. Licensing negotiations can also be pursued to gain rights to use or commercialize the claimed compounds.

5. What strategies can patent holders employ to maximize the value of the ‘541 patent?
Patent holders should consider filing continuation applications for broader claims, pursuing patent term extensions, securing related formulation or method-of-use patents, and actively monitoring the patent landscape to enforce rights effectively.


References
[1] U.S. Patent No. 10,201,541.
[2] Relevant literature and patent databases.
[3] Patent prosecution and examiner reports (where publicly available).

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Drugs Protected by US Patent 10,201,541

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 VIEKIRA XR dasabuvir sodium; ombitasvir; paritaprevir; ritonavir TABLET, EXTENDED RELEASE;ORAL 208624-001 Jul 22, 2016 DISCN Yes No 10,201,541 ⤷  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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