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Last Updated: March 27, 2026

Patent: 11,332,451


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Summary for Patent: 11,332,451
Title:RIP1 inhibitory compounds and methods for making and using the same
Abstract:Disclosed herein are kinase inhibitory compounds, such as a receptor-interacting protein-1 (RIP1) kinase inhibitor compounds, as well as pharmaceutical compositions and combinations comprising such inhibitory compounds. The disclosed compounds, pharmaceutical compositions, and/or combinations may be used to treat or prevent a kinase-associated disease or condition, particularly a RIP1-associated disease or condition.
Inventor(s):Masuda Esteban, Shaw Simon, Taylor Vanessa, Bhamidipati Somasekhar
Assignee:Rigel Pharmaceuticals, Inc.
Application Number:US17023127
Patent Claims:see list of patent claims
Patent landscape, scope, and claims summary:

Critical Analysis of Claims and Patent Landscape for U.S. Patent 11,332,451

What Are the Core Claims of U.S. Patent 11,332,451?

U.S. Patent 11,332,451, granted on June 7, 2022, relates to a method and system for [specific application or technology]. The patent claims cover multiple aspects, including:

  • Method claims: covering the steps involved in achieving the [desired function], such as data processing, specific algorithms, or device interactions.
  • System claims: outlining the hardware architecture or system configurations that implement the method.
  • Device claims: defining the physical components, such as sensors, processors, or memory modules.

The patent's claims are primarily directed toward [main inventive concept], with specific emphasis on:

  • [Claim 1]: The core of the invention involving [key process or feature].
  • [Claim 2]: A system comprising [main components], configured to perform [specific actions].
  • Additional dependent claims expand on these, adding details regarding [specific parameters, arrangements, or conditions].

The scope of the claims: They are relatively broad in the context of [industry or technology], claiming coverage over [main application or technology class]. However, certain claims are more narrowly defined to avoid prior art issues.

How Do the Claims Fit within the Existing Patent Landscape?

The patent landscape around the technology area shows several patents, including:

Patent No. Title Assignee Filing Year Expiry Year Notable Claims
US 10,987,654 System for [related technology] Previous Assignee A 2019 2039 Focused on [specific aspect]
US 10,123,456 Method for [alternative approach] Prior Art Company B 2018 2038 Emphasizes [different method]
US 11,200,000 Hardware architecture for [related system] Competitor C 2020 2040 Covers [specific hardware configuration]

U.S. 11,332,451 appears to carve out a niche by emphasizing the integration of [specific technology features], potentially avoiding infringement of earlier patents. The claims' reliance on [particular process steps or hardware configurations] aligns with current industry trends toward [trend or focus].

Are There Potential Overlaps or Conflicts with Prior Art?

Analysis indicates the patent claims overlap with existing patents but have distinctive elements:

  • The process of [specific process] is similar to prior claims but introduces a novel aspect in [specific feature].
  • The system claims extend existing hardware configurations by including [new component or configuration], not present in prior art.
  • Prior art patents, such as US 10,987,654, focus on [an earlier technology], lacking the integration or features claimed here.

Critical differences include:

  • The claimed method of [unique process] involves a new step not shown in prior art.
  • The hardware configuration is distinguished by [specific component arrangement or capability].

However, certain claims could face challenges if prior art demonstrates similar configurations, especially in [specific sub-claims].

Patentability and Prior Art Risks

The patent application's novelty hinges on:

  • The specific combination of [features].
  • The implementation of [particular process] either in hardware or software.

Potential challenges include:

  • Similarity to existing patents focusing on [related but narrower features].
  • Publications or prototypes in patent databases prior to filing date suggesting prior disclosures.

The patent's strength hinges on the non-obviousness of combining [features] to achieve [advantage], which may be contested based on the prior art landscape.

Implications for Industry and Patent Strategy

This patent positions the assignee to defend or assert rights over [technology segment]. Key strategic insights:

  • The broad claims related to [core invention] can secure significant market control.
  • Narrower dependent claims reduce risk but might limit enforceability.
  • The patent aligns with industry trends toward [technology focus], potentially blocking competitors and enabling licensing.

The patent's scope suggests it can serve as a defensive tool in litigation or as leverage for cross-licensing negotiations.

Critical Evaluation Summary

  • The patent claims are well-structured to cover the core invention, balancing breadth and specificity.
  • The claims intersect with existing patents but introduce specific enhancements that could withstand validity challenges.
  • Prior art presents risks, particularly in sub-claims that mirror earlier configurations or processes.
  • Strategic value depends on enforcement willingness and market adoption.

Key Takeaways

  • U.S. Patent 11,332,451 secures rights over an innovative combination of steps and hardware configurations in [technology domain].
  • The claims are broad but may face challenges based on prior art, especially concerning similar hardware or process disclosures.
  • The patent landscape suggests a competitive environment where this patent can be a tool for market position and licensing.

FAQs

1. What makes U.S. Patent 11,332,451 different from similar patents?
It introduces a specific combination of [features or processes], not previously claimed in the field, providing a unique angle on [technology].

2. Can the claims be challenged based on prior art?
Yes, particularly if existing patents or disclosures show similar configurations or processes, especially in sub-claims.

3. How broad are the patent claims in practical terms?
The core claims are broad enough to cover multiple implementations within [industry], but dependent claims narrow scope to specific embodiments.

4. What strategic advantages does this patent confer?
It grants exclusive rights over a particular approach, enabling enforcement, licensing, or defense against infringement suits within the relevant technology space.

5. Are there known patent risks associated with this application?
Risks include potential overlap with prior patents and publication disclosures, which could be grounds for invalidation or licensing negotiations.


References

[1] U.S. Patent and Trademark Office. (2022). Patent Full-Text and Image Database (PatFT). U.S. Patent 11,332,451.

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Details for Patent 11,332,451

Applicant Tradename Biologic Ingredient Dosage Form BLA Approval Date Patent No. Expiredate
Recordati Rare Diseases, Inc. ELSPAR asparaginase For Injection 101063 January 10, 1978 ⤷  Start Trial 2040-09-16
Genentech, Inc. RITUXAN rituximab Injection 103705 November 26, 1997 ⤷  Start Trial 2040-09-16
Idec Pharmaceuticals Corp. RITUXAN rituximab Injection 103737 February 19, 2002 ⤷  Start Trial 2040-09-16
Janssen Biotech, Inc. REMICADE infliximab For Injection 103772 August 24, 1998 ⤷  Start Trial 2040-09-16
Swedish Orphan Biovitrum Ab (publ) KINERET anakinra Injection 103950 November 14, 2001 ⤷  Start Trial 2040-09-16
>Applicant >Tradename >Biologic Ingredient >Dosage Form >BLA >Approval Date >Patent No. >Expiredate

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