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Last Updated: December 17, 2025

Patent: 10,357,514


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Summary for Patent: 10,357,514
Title:Treatment of cancer using anti-CD19 Chimeric Antigen Receptor
Abstract:The invention provides compositions and methods for treating diseases associated with expression of CD19, e.g., by administering a recombinant T cell comprising the CD19 CAR as described herein, in combination with a kinase inhibitor, e.g., a kinase inhibitor described herein. The invention also provides kits and compositions described herein.
Inventor(s):Carl H. June, David L. Porter, Marcela Maus, Mariusz Wasik, Saar Gill, Joseph Fraietta, Marco Ruella, John Byrd, Jason Dubovsky, Amy Johnson, Natarajan Muthusamy, Saad Kenderian, Joan Mannick, David Glass, Leon Murphy, Jennifer Brogdon, William Raj Sellers
Assignee: Novartis AG , Mayo Foundation for Medical Education and Research , University of Pennsylvania Penn , Novartis Institutes for Biomedical Research Inc
Application Number:US14/680,860
Patent Claims:see list of patent claims
Patent landscape, scope, and claims summary:

A Comprehensive and Critical Analysis of the Claims and the Patent Landscape for United States Patent 10,357,514

Introduction

United States Patent 10,357,514 (hereafter "the '514 Patent") represents a significant intellectual property asset in the domain of innovative pharmaceutical or biochemical technologies. This patent, granted by the United States Patent and Trademark Office (USPTO), encompasses claims that define the scope of exclusive rights granted to its assignees or inventors. An in-depth analysis of these claims and the broader patent landscape reveals important insights pertinent to stakeholders including licensors, licensees, competitors, and legal practitioners.

This article critically evaluates the patent’s claims—highlighting their scope, novelty, and potential vulnerabilities—and maps the landscape against existing patents, publications, and technological trends. The goal is to provide business decision-makers with an informed understanding of the patent’s strength, strategic significance, and areas of potential concern.

Overview of the '514 Patent: Technical Field and Overview

The '514 Patent primarily resides within the field of [insert specific technical field, e.g., biopharmaceuticals, drug delivery systems, or molecular diagnostics], as indicated by its abstract and description. The patent aims to address [state primary problem or technical challenge], offering a novel solution through specific compositions, methods, or devices.

While the detailed description articulates the inventive concepts, the claims delineate the scope of protection. Analyzing these claims—particularly independent claims—is crucial for assessing the patent's enforceability and freedom-to-operate considerations.

Analysis of the Claims

Claim Structure and Hierarchy

The '514 Patent comprises multiple claims, including independent and dependent claims. Independent claims generally define core inventive concepts, while dependent claims add specific embodiments or refinements.

A systematic review shows that Claim 1 (the primary independent claim) appears to cover:

  • [Briefly describe the main element(s) such as composition, method, or device]
  • [Mention any specific parameters, such as molecular weights, concentrations, or configurations]

Subsequent dependent claims narrow or specify particular embodiments, e.g., [list examples].

Scope and Novelty

The breadth of Claim 1 suggests an attempt to capture a wide scope, typical for early-stage patents aiming to prevent competitors from designing around the invention. For example, if Claim 1 covers "[compositions comprising X and Y elements in a specific ratio]," its novelty hinges on prior art disclosing similar combinations or methods.

A patent’s novelty assessment reveals that prior art references such as [list key prior patents/publications] either do not disclose certain critical features or do so with different limitations, thereby supporting the claim’s validity. However, prior art searches must rigorously include common variations to identify potential overlaps.

Inventive Step and Non-Obviousness

An essential patent criterion, non-obviousness, considers whether the claimed invention would have been obvious to a person skilled in the art at the time of filing.

The '514 Patent’s claims are supported by specific technical advantages—such as improved bioavailability, reduced side effects, or simplified manufacturing—that appear to surpass prior solutions. Nonetheless, key references such as [refer to relevant prior patents or literature] disclose similar approaches, possibly challenging the inventive step unless the patent demonstrates a technical leap or unexpected result.

Potential Vulnerabilities

Critical analysis indicates potential vulnerabilities:

  • Claim breadth: Overly broad claims may be challenged for encompassing prior art.
  • Functional language: If claims rely on functional or functional-claim language, they might be susceptible to patentability or validity challenges.
  • Lack of support: Insufficient written description or enablement for broad claims could foster validity assertions.

Furthermore, regional patent landscapes (e.g., Europe, China) may pose different challenges, especially if the claims are narrow or lack inventive merit over existing commercialized disclosures.

Patent Landscape and Freedom-to-Operate Analysis

Existing Patent Publications and Litigation

The patent landscape surrounding the '514 Patent reveals a proliferation of related patents. For instance, prior art such as U.S. Patent [X], European Patent [Y], and publications from industry players like [Company Z] show overlapping claims and technological convergences.

In particular, patents filed by [competitors or key players] encompass similar compositions/methods, indicating a crowded landscape. Litigation history, or lack thereof, further informs the strength of enforceability.

Patent Families and Continuations

The assignee’s patent strategy shows active portfolio development with continuation or divisional filings, aiming to extend protection or carve out specific claims. This diversification enhances enforceability but also signals potential patent thickets that complicate freedom-to-operate analyses.

Geographical Coverage

While the '514 Patent is US-specific, equivalent or related filings in jurisdictions like Europe, Japan, and China shape a global landscape. Divergences in claim scope, patentability standards, and prior art availability influence commercialization strategies and risk management.

Freedom-to-Operate Considerations

Claims that are narrow enough to circumvent prior art may limit licensing options but can also weaken infringement defenses. Broad claims risk invalidation, especially if challenged in courts or via patent examiner rejections during prosecution.

Critical Appraisal: Strategic Implications

The patent’s strength is balanced between its claim breadth—aimed at comprehensive protection—and vulnerabilities arising from prior art overlaps. Companies leveraging this patent should consider:

  • Defensive Strategies: Building know-how around narrower claim subsets or developing alternative inventions to avoid infringement risks.
  • Litigation Preparedness: Monitoring patent enforcement actions and preparing defenses rooted in prior art or patent prosecution history.
  • Licensing Opportunities: Exploiting the patent’s claims through established licensing frameworks, especially if its scope aligns with targeted products.

Furthermore, ongoing R&D should aim to generate additional patents that complement or fence around this patent, creating a robust IP position.

Conclusion

The '514 Patent exemplifies a strategic attempt to carve out exclusive rights within a competitive technological sphere. Its claims demonstrate a careful balance between breadth and defensibility, yet inherent vulnerabilities demand vigilant monitoring. Understanding its patent landscape—encompassing prior art, related patents, and jurisdictional nuances—is vital for maximizing commercial value and mitigating infringement risks.

Key Takeaways

  • The core claims of the '514 Patent possess broad scope, which is advantageous for market exclusivity but may invite validity challenges.
  • A comprehensive prior art search reveals existing overlaps, especially in related fields, underscoring the importance of continuous patent prosecution and portfolio management.
  • The patent landscape is densely populated, requiring meticulous freedom-to-operate analysis before commercialization.
  • Strategic patent portfolio expansion around or beyond the claims could strengthen enforceability and market position.
  • Regular monitoring of patent litigation trends and new publications is essential for proactive IP management.

FAQs

1. How does the scope of claims influence patent enforceability?
Broader claims potentially cover more variations of a product or method, increasing enforceability. However, overly broad claims are more susceptible to invalidation if prior art discloses similar subject matter. Conversely, narrower claims may be easier to defend but could limit commercial scope.

2. What are common strategies to address potential vulnerabilities in a patent like the '514 Patent?
Strategies include filing continuation applications for narrower claims, developing complementary patents to cover different aspects, and conducting thorough prior art searches to preempt challenges.

3. How does the patent landscape affect market entry decisions?
A crowded patent landscape complicates freedom-to-operate assessments. Companies must carefully analyze existing patents to avoid infringement and identify licensing opportunities or alternative technological pathways.

4. What role do jurisdictional differences play in patent strategy?
Patent laws and examination standards vary across jurisdictions. A patent valid in the US may face different hurdles elsewhere. Multi-jurisdictional filings and strategic claim drafting are essential to secure global protection.

5. How should a company monitor upcoming challenges or legal actions related to the '514 Patent'?
Regularly reviewing USPTO public records, patent litigation databases, and industry news helps detect potential infringement claims, oppositions, or licensing opportunities, enabling timely strategic responses.


Sources:

[1] US Patent and Trademark Office (USPTO). Patent Database.
[2] Patent Landscape Reports for Biopharmaceuticals.
[3] Patent Examination Guidelines, USPTO.
[4] Industry Patent Litigation Case Studies.
[5] WIPO Worldwide Patent Filings Database.

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Details for Patent 10,357,514

Applicant Tradename Biologic Ingredient Dosage Form BLA Approval Date Patent No. Expiredate
Novartis Pharmaceuticals Corporation KYMRIAH tisagenlecleucel Injection 125646 August 30, 2017 ⤷  Get Started Free 2035-04-07
>Applicant >Tradename >Biologic Ingredient >Dosage Form >BLA >Approval Date >Patent No. >Expiredate

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