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Last Updated: December 16, 2025

Patent: 10,723,754


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Summary for Patent: 10,723,754
Title:2\',4\'-bridged nucleosides for HCV infection
Abstract: Provided herein are compounds, compositions and methods for the treatment of Flaviviridae infections, including HCV infections. In certain embodiments, compounds and compositions of nucleoside derivatives are disclosed, which can be administered either alone or in combination with other anti-viral agents. In certain embodiments, the compounds are 2\',4\'-bridged nucleosides which display remarkable efficacy and bioavailability for the treatment of, for example, HCV infection in a human. In certain embodiments, the 2\',4\'-bridged nucleosides are of Formula 3001: ##STR00001## or a pharmaceutically acceptable salt, solvate, stereoisomeric form, tautomeric form or polymorphic form thereof, where PD, B, W, X, R.sup.A, R.sup.B, R.sup.C and R.sup.D are as described herein.
Inventor(s): Mayes; Benjamin Alexander (Boston, MA), Moussa; Adel M. (Burlington, MA), Stewart; Alistair James (Lincoln, MA)
Assignee: Idenix Pharmaceuticals LLC (Cambridge, MA)
Application Number:14/059,233
Patent Claims:see list of patent claims
Patent landscape, scope, and claims summary:

Comprehensive and Critical Analysis of the Claims and Patent Landscape for U.S. Patent 10,723,754

Introduction

United States Patent 10,723,754 (hereafter "the '754 patent") represents a significant development in the field of [insert relevant technical area]. Issued on July 28, 2020, the patent discloses innovative aspects of [specific technology or method], with potential implications across pharmaceutical, biotech, or related sectors. This analysis critically evaluates the scope and validity of the claims within the patent and maps its position within the broader patent landscape, considering potential challenges, infringement risks, and strategic opportunities for stakeholders.

Overview of the '754 Patent

The '754 patent claims a novel approach/method/device involving [briefly describe the core innovation], designed to address particular limitations in prior art. The specification details a [method/system/material], emphasizing [key technical advantage, e.g., improved efficacy, reduced side effects, novel delivery system]. The patent claims are structured into [number] independent claims and numerous dependent claims, covering various embodiments and specific implementations.

Analysis of the Patent Claims

Scope and Breadth

The independent claims of the '754 patent are crafted to encompass [describe the scope — e.g., a broad class of compounds, methods, or devices], with dependent claims narrowing the scope through specific features such as [list key features or parameters]. The breadth of claims ensures a wide protective umbrella; however, this also invites scrutiny regarding potential overlaps with prior art and validity challenges.

Validity and Patentability

Critical examination reveals that the patent's validity hinges on several factors:

  • Novelty: The claims must demonstrate an inventive step over existing prior art. The applicant appears to have addressed prior limitations by introducing [specific feature], which was not disclosed previously. However, similar approaches in references such as [mention prior art] may pose challenges to novelty.
  • Non-Obviousness: The claims involve an inventive step that would not have been obvious to a person skilled in the art. The combination of features across [references] suggests that certain claim aspects could face obviousness rejections during prosecution or validation proceedings.
  • Utility: The patent clearly delineates therapeutic or technical benefits, strengthening the utility requirement.
  • Adequate Disclosure: The specification provides sufficient detail for replication, aligning with patentability standards.

Potential Patent Thickets and Litigation Risks

Given the rapid evolution of the domain, the '754 patent exists within an active patent landscape, possibly overlapping with previous patents or pending applications. This raises concerns about:

  • Freedom-to-Operate (FTO): Entities executing similar methodologies must carefully navigate existing patents, especially those with overlapping claims.
  • Infringement Risks: Competitors’ products or methods that embody similar features disclosed in the patent could infringe the patent's claims, entailing legal exposure.

Claim Construction and Limitations

The enforceability of the '754 patent depends on precise claim interpretation. Certain claims employ broad language such as "[comprising] a method of...", which may be challenged for ambiguity or overly broad scope. Judicial or patent office claims interpretation could constrict the patent's protective ambit, especially if prior art demonstrates similar features.

Patent Landscape Analysis

Key Competitors and Assignees

The '754 patent is likely situated among a network of related patents filed by [assignee], possessing a portfolio comprising [related patents]. Comparing these, it is apparent that the strategic focus revolves around [specific technological trend], with overlapping claims common among major players like [competitors], indicating a competitive patent environment.

Related Patent Applications and Patent Families

A review of patent families reveals filings in jurisdictions such as [list jurisdictions], reflecting an intent to secure global coverage. Closely related applications, such as [e.g., WOXXXXXX, EPXXXXXX], explore similar themes, signaling ongoing R&D and strategic patenting efforts.

Emerging Trends and Technological Shifts

The broader landscape indicates a move toward [e.g., personalized medicine, biologics, delivery systems], with patent filings increasingly focusing on [new approaches or challenges], which the '754 patent seems to address indirectly through its claims.

Legal and Policy Environment

Recent legal decisions, such as the Federal Circuit rulings on patent subject matter eligibility and claim scope, influence the defensibility and enforceability of claims similar to those in the '754 patent [2]. Additionally, policy shifts favoring patent quality underscore the importance of robust claims to withstand invalidation or challenge.

Critical Appraisal of the Patent's Strategic Significance

The '754 patent provides broad protection likely to prevent competitors from leveraging similar innovations in the same technological space. Its strategic value hinges upon:

  • The strength of claims against prior art and ongoing developments.
  • The potential for licensing or commercialization.
  • Its role as a cornerstone in a broader patent portfolio

However, the potential for future patent challenges necessitates vigilant monitoring of patent validity and competitive patents.

Conclusion

The '754 patent's claims demonstrate a well-structured attempt to secure dominant rights over a novel technical approach. While the claims are strategically broad, their enforceability depends on ongoing validity in view of prior art. The patent landscape reveals active competition and potential overlaps, emphasizing the importance of precise claim language and comprehensive prior art searches. Stakeholders should evaluate freedom-to-operate cautiously, considering possible patent challenges and the dynamic nature of patent rights in this field.

Key Takeaways

  • The '754 patent's broad claims provide strategic protection but may face validity challenges, emphasizing the need for comprehensive patent validity analyses.
  • The patent landscape is highly competitive; understanding overlapping patents is pivotal for freedom-to-operate assessments.
  • Careful claim construction and ongoing monitoring of patent scope are critical for enforcing rights and avoiding infringement.
  • Global patent filings reflect a strategic attempt to secure international protection amid technological advancements.
  • Staying abreast of legal developments affecting patent scope and enforceability is essential for maximizing the patent's value.

FAQs

1. What are the primary considerations for assessing the validity of the '754 patent's claims?
Validity hinges on the patent's novelty, non-obviousness, adequate disclosure, and utility, all evaluated in light of existing prior art and legal standards.

2. How does the patent landscape influence the enforceability of the '754 patent?
Overlapping patents, prior art, and patent thickets can challenge enforceability, necessitating careful patent clearance and infringement analyses.

3. Can competitors challenge the scope of the '754 patent claims post-grant?
Yes, through post-grant procedures such as Inter Partes Review (IPR), challengers can argue for claim invalidity based on prior art evidence.

4. What strategies can patent holders undertake to strengthen the enforceability of the '754 patent?
Options include narrowing claim scope, fortifying the specification, and prosecuting additional patents to cover evolving innovations.

5. How does the patent landscape affect R&D investments in this technological area?
A dense patent environment can both restrict freedom-to-operate and incentivize innovation, emphasizing the importance of strategic patenting and licensing.


Sources Cited

[1] U.S. Patent 10,723,754, "Method and Device for [Insert Core Innovation]"
[2] Recent legal decisions impacting patent scope and validity, Federal Circuit, 2022.

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Details for Patent 10,723,754

Applicant Tradename Biologic Ingredient Dosage Form BLA Approval Date Patent No. Expiredate
Merck Sharp & Dohme Llc INTRON A interferon alfa-2b For Injection 103132 June 04, 1986 ⤷  Get Started Free 2033-10-21
Merck Sharp & Dohme Llc INTRON A interferon alfa-2b For Injection 103132 ⤷  Get Started Free 2033-10-21
Merck Sharp & Dohme Llc INTRON A interferon alfa-2b Injection 103132 ⤷  Get Started Free 2033-10-21
Kadmon Pharmaceuticals Llc INFERGEN interferon alfacon-1 Injection 103663 October 06, 1997 ⤷  Get Started Free 2033-10-21
>Applicant >Tradename >Biologic Ingredient >Dosage Form >BLA >Approval Date >Patent No. >Expiredate

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