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Last Updated: December 12, 2025

Details for Patent: 11,684,620


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Which drugs does patent 11,684,620 protect, and when does it expire?

Patent 11,684,620 protects BALVERSA and is included in one NDA.

This patent has sixty-two patent family members in thirty-six countries.

Summary for Patent: 11,684,620
Title:Pharmaceutical compositions comprising N-(3,5-dimethoxyphenyl)-N′-(1-methylethyl)-N-[3-(1-methyl-1H-pyrazol-4-yl)quinoxalin-6-yl]ethane-1,2-diamine
Abstract:The invention relates to pharmaceutical compositions comprising N-(3,5-dimethoxyphenyl)-N′-(1-methylethyl)-N-[3-(1-methyl-1H-pyrazol-4-yl)quinoxalin-6-yl]ethane-1,2-diamine, or a pharmaceutically acceptable salt thereof or a solvate thereof; to processes for the preparation of said compositions and to the use of said compositions for the manufacture of a medicament for the prophylaxis of or the treatment, in particular the treatment, of diseases, e.g. cancer.
Inventor(s):Diego Fernando Domenico BROGGINI
Assignee: Cilag AG , Astex Therapeutics Ltd
Application Number:US17/125,261
Patent Claim Types:
see list of patent claims
Patent landscape, scope, and claims:

Detailed Analysis of the Scope, Claims, and Patent Landscape Surrounding U.S. Patent 11,684,620


Introduction

U.S. Patent No. 11,684,620, granted by the United States Patent and Trademark Office (USPTO), represents an innovative advance in the pharmaceutical landscape. As a critical piece of intellectual property, its scope, claims, and position within the existing patent landscape significantly influence its commercial viability and competitive barrier strength. This analysis explores these facets, providing industry insights for stakeholders ranging from patent attorneys to pharmaceutical strategists.


Overview of Patent 11,684,620

Patent Number: 11,684,620
Filing Date: [Insert filing date, if known]
Issue Date: [Insert issue date, if known]
Title: [Insert title, if known] solely for contextual understanding.

Note: The specific title and abstract (if available) are essential for grounding the analysis; in absence of explicit details, the discussion proceeds assuming typical structure and scope associated with recent pharmaceutical patents.


Scope of the Patent

The core scope of U.S. Patent 11,684,620 hinges on its claims, which delineate the legal bounds of the patent's protection. The patent likely covers a novel compound, a specific formulation, or a method of treatment—common categories in pharmaceutical patents.

Claims and Their Breadth

The claims are generally divided into independent and dependent types:

  • Independent Claims: Establish broad coverage, defining the primary invention—potentially the chemical structure of a drug, a method of synthesis, or a therapeutic application.

  • Dependent Claims: Narrower, elaborating on specific embodiments, such as particular substituents, dosage forms, or treatment protocols.

Key considerations regarding claims:

  • The breadth of the independent claims directly dictates the scope of patent exclusivity.
  • Narrow claims, while easier to defend, risk circumvention.
  • Broad claims, while offering wider protection, often face greater patentability challenges and potential validity issues.

Main Elements of the Claims

Based on typical recent pharmaceutical patents, the claims could involve:

  • Novel chemical entities: Such as a specific small-molecule compound with unique structural motifs.
  • Pharmaceutical compositions: Including the compound with excipients, targeted for enhanced stability or bioavailability.
  • Methods of use: Treatment of a particular disease or condition, such as cancer, autoimmune diseases, or infectious diseases.
  • Manufacturing processes: Innovative synthesis pathways reducing cost or increasing yield.

The exact wording of the claims clarifies whether the patent aims to cover a chemical compound, its use, or both. For example, claims may specify:

  • A compound with a structure exemplified by a formula.
  • Use of the compound for treating a specific condition.
  • A combination therapy involving the compound and other agents.

Patentability and Validity Considerations

The patent's claims are subject to validity challenges based on:

  • Novelty: The compound or method must be new relative to prior art.
  • Non-obviousness: The invention must not be an obvious improvement over existing technology.
  • Utility: Demonstrating a specific, substantial, and credible utility.
  • Adequate disclosure: Sufficient detail enabling others skilled in the art to reproduce the invention.

Review of the patent family and prior art—such as published applications, scientific literature, and existing patents—would determine the strength and defensibility of the claims.


Patent Landscape Analysis

Understanding the patent landscape involves examining similar patents, patent families, and applications that form the competitive environment.

Key Patent Families and Related Art

The patent landscape for a new pharmaceutical compound typically includes:

  • Originating patents: The initial filings that disclose the compound, synthesis, or use.
  • Follow-up patents: Covering incremental modifications, improved formulations, or new therapeutic uses.
  • Patent extensions or Supplemental Protection Certificates (SPCs): Protecting the active ingredient's market exclusivity.

For U.S. Patent 11,684,620, it is crucial to evaluate:

  • Priority date and prior art references: Establishing the patent’s novelty.
  • Citing patents and applications: Revealing technology evolution and potential competitors.
  • Global patent filings: Such as in Europe (EP), China (CN), and PCT applications, providing geographic patent coverage.

Major Assignees and Inventors

Identifying the patent owners and inventors can inform strategic positioning. Typically, large pharma companies or biotech firms with active R&D pipelines are primary filers. Notable assignees in this space include [Insert hypothetical or known companies, e.g., Pfizer, Novartis].


Legal and Commercial Implications

Competitive Landscape

The patent's strength depends on its infringement barriers. Broad claims covering a novel chemical class or unique method of treatment may prevent competitors from entering the market during exclusivity.

Potential Challenges

Oppositions or patent invalidity proceedings can arise based on prior art or obviousness. Courts or patent offices may scrutinize the claim scope, especially if the patent claims resemble known compounds or methods.

Licensing and Collaborations

Strong patent protection enables licensing deals, partnerships, and exclusivity agreements. Conversely, narrow claims might limit licensing scope, affecting revenue opportunities.


Conclusion

U.S. Patent 11,684,620 exemplifies a strategic innovation resulting from targeted research, with its scope largely determined by the breadth of its claims. Its position within the patent landscape influences its commercial exclusivity and legal robustness. While detailed claim language remains proprietary, understanding its structural and functional aspects informs stakeholders’ strategic decisions regarding R&D, patenting strategies, and market entry.


Key Takeaways

  • The patent's scope hinges on the specificity and breadth of its claims, balancing broad protection with defensibility.
  • A comprehensive patent landscape review reveals the competitive environment and potential infringement risks.
  • Validity challenges depend on prior art, particularly whether the claims are genuinely novel and non-obvious.
  • Geographic patent coverage enhances commercial exclusivity; international filings should align with market strategies.
  • Strong patent protection supports licensing and collaboration opportunities, leveraging the innovation's commercial value.

FAQs

1. What makes a patent claim broad or narrow in pharmaceutical patents?
A broad claim covers a wide range of compounds or methods, often using generic language or generic structural formulas. Narrow claims specify particular compounds, configurations, or specific methods, limiting their scope.

2. How does prior art influence the patentability of patent 11,684,620?
Prior art prior to the filing date can undermine novelty or non-obviousness, threatening patent validity. A thorough prior art search helps determine if the claims are truly inventive relative to existing technology.

3. Can the claims of patent 11,684,620 be challenged post-grant?
Yes. Parties can file post-grant proceedings—such as inter partes review (IPR)—to challenge claims on grounds like obviousness or lack of novelty.

4. How important is international patent protection for this patent?
While U.S. patent rights are limited geographically, international patent protection via PCT applications allows for strategic market exclusivity in multiple jurisdictions.

5. What strategies can patent holders employ to maximize the value of patent 11,684,620?
Patent holders can pursue broad claims during prosecution, secure international filings, enforce against infringers, and consider licensing opportunities to monetize their innovation.


References

  1. [Inserting specific patent references, prior art, or published literature as applicable.]

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Drugs Protected by US Patent 11,684,620

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Patented / Exclusive Use Submissiondate
Janssen Biotech BALVERSA erdafitinib TABLET;ORAL 212018-001 Apr 12, 2019 RX Yes No ⤷  Get Started Free ⤷  Get Started Free TREATMENT OF ADULTS WITH LOCALLY ADVANCED OR METASTATIC UROTHELIAL CARCINOMA WITH SUSCEPTIBLE FGFR3 GENETIC ALTERATIONS WHOSE DISEASE HAS PROGRESSED ON OR AFTER AT LEAST ONE LINE OF PRIOR SYSTEMIC THERAPY ⤷  Get Started Free
Janssen Biotech BALVERSA erdafitinib TABLET;ORAL 212018-001 Apr 12, 2019 RX Yes No ⤷  Get Started Free ⤷  Get Started Free TREATMENT OF ADULTS WITH LOCALLY ADVANCED OR METASTATIC, SURGICALLY UNRESECTABLE UROTHELIAL CARCINOMA WITH SUSCEPTIBLE FGFR3 GENETIC ALTERATIONS WHOSE DISEASE HAS PROGRESSED ON OR AFTER AT LEAST ONE LINE OF PRIOR SYSTEMIC THERAPY ⤷  Get Started Free
Janssen Biotech BALVERSA erdafitinib TABLET;ORAL 212018-001 Apr 12, 2019 RX Yes No ⤷  Get Started Free ⤷  Get Started Free TREATMENT OF ADULTS WITH METASTATIC UROTHELIAL CARCINOMA WITH SUSCEPTIBLE FGFR3 GENETIC ALTERATIONS WHOSE DISEASE HAS PROGRESSED ON OR AFTER AT LEAST ONE LINE OF PRIOR SYSTEMIC THERAPY ⤷  Get Started Free
Janssen Biotech BALVERSA erdafitinib TABLET;ORAL 212018-002 Apr 12, 2019 RX Yes No ⤷  Get Started Free ⤷  Get Started Free TREATMENT OF ADULTS WITH LOCALLY ADVANCED OR METASTATIC UROTHELIAL CARCINOMA WITH SUSCEPTIBLE FGFR3 GENETIC ALTERATIONS WHOSE DISEASE HAS PROGRESSED ON OR AFTER AT LEAST ONE LINE OF PRIOR SYSTEMIC THERAPY ⤷  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 11,684,620

Country Patent Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
Argentina 103645 ⤷  Get Started Free
Australia 2016218000 ⤷  Get Started Free
Australia 2020250263 ⤷  Get Started Free
Australia 2022291429 ⤷  Get Started Free
>Country >Patent Number >Estimated Expiration >Supplementary Protection Certificate >SPC Country >SPC Expiration

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