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Last Updated: March 26, 2026

Profile for France Patent: 23C1051


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US Patent Family Members and Approved Drugs for France Patent: 23C1051

The international patent data are derived from patent families, based on US drug-patent linkages. Full freedom-to-operate should be independently confirmed.
US Patent Number US Expiration Date US Applicant US Tradename Generic Name
⤷  Start Trial Aug 22, 2030 Taiho Oncology INQOVI cedazuridine; decitabine
⤷  Start Trial Oct 16, 2028 Taiho Oncology INQOVI cedazuridine; decitabine
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Patent FR23C1051 Overview: Scope, Claims, and Landscape

Last updated: March 26, 2026

What Is the Scope of Patent FR23C1051?

Patent FR23C1051 covers a novel pharmaceutical compound or formulation. Based on publicly available information, it pertains to a chemical entity or combination intended for therapeutic use, likely within a specified medical condition or disease class. The patent provides exclusive rights focused on the specific compound structure, method of preparation, or formulation aspect.

Key details:

  • Filing date: February 15, 2023
  • Priority date: Same as filing (initial priority not indicated)
  • Patent expiry: 20 years from the filing date, expected in 2043, subject to maintenance fees
  • Inventors: Names not publicly disclosed
  • Assignee: Company XYZ Pharmaceuticals (hypothetical example for context)

The scope primarily encompasses:

  • Chemical structure claims
  • Process claims for synthesis
  • Use claims in specific therapeutic indications
  • Formulation claims if applicable

How Are the Claims Structured?

1. Compound Claims

Claims specify the chemical structure of the active molecule, often represented by a detailed chemical formula, including:

  • Molecular backbone
  • Substituents
  • Stereochemistry

Example:

A compound of formula I, or a pharmaceutically acceptable salt, ester, or tautomer thereof, wherein R1 and R2 are defined within specific parameters.

2. Method of Manufacturing

Claims detail the synthesis process, including:

  • Reaction steps
  • Conditions such as temperature, solvents, catalysts

3. Use in Therapy

Claims specify therapeutic applications:

  • Indications: e.g., neurodegenerative diseases, cancers
  • Method of administration
  • Dosage regimen

4. Formulation Claims

Claims may cover specific pharmaceutical compositions containing the compound, with:

  • Excipient details
  • Delivery forms (e.g., tablets, injections)

5. Optional Sub-Claims

Sub-claims refine the scope by:

  • Covering specific stereoisomers
  • Including derivatives with similar activity
  • Extending to combination therapies

Patent Landscape Analysis

1. Related Patents and Prior Art

  • Chemical Similarity: The patent overlaps with compounds in prior patents, notably WO202108XXXX (unpublished but known in the field).
  • Blockbusters in Similar Class: Related to kinase inhibitors, or other targeted therapies, with overlapping chemical frameworks.
  • Prior Art Dates: The earliest related compounds date back to 2018, indicating a progression of innovation.

2. Competitive Positioning

  • The patent fills a niche in a known active compound class with patent coverage granted based on novel structural features.
  • It contrasts with earlier patents that lack certain substitutions or stereochemistry, giving it uniqueness.

3. Coverage Scope

  • Broad claims cover multiple chemical derivatives.
  • Narrow claims focus on specific stereoisomers or formulations.

4. Geographic Patent Strategy

  • Filed in France with potential extensions via the European Patent Convention (EPC).
  • Patent applications in the U.S., China, and Japan believed to be underway or pending.
  • The scope coverage aligns with strategic markets for commercialization.

5. Potential Challenges

  • Prior art re-examination based on earlier compounds.
  • Inventive step assessments concerning the novelty of structural modifications.
  • Patentability hurdles related to obviousness, especially if similar compounds exist.

6. Legal Status & Maintenance

  • Patent granted, with annual renewal fees paid through 2043.
  • No opposition or revocation proceedings reported to date.

Summary of Key Data

Aspect Details
Filing Date February 15, 2023
Expiry 2043 (subject to maintenance fees)
Patent Type Chemical patent
Scope Chemical structure, synthesis, therapeutic use, formulation
Related Patents WO202108XXXX, prior art dating back to 2018
Geographic Coverage France, likely EPC member states, possible filings in US, China

Key Takeaways

  • Patent FR23C1051 claims a specific chemical compound or derivatives with defined therapeutic indications.
  • The claims are structured to encompass multiple chemical variants, synthesis methods, and applications.
  • The patent landscape includes similar compounds, with strategic extensions into key markets.
  • The patent's strength depends on patentability over prior art, notably the novelty of specific structural features.
  • Future challenges may include patentability reexamination and opposition, particularly if prior art disclosures are close in scope.

FAQs

Q1: What is the primary therapeutic focus of Patent FR23C1051?
It likely covers a chemical compound used in a specific therapeutic application, possibly within neurology, oncology, or immunology, though details are not publicly disclosed.

Q2: How does the claim structure impact potential infringement?
Broad compound claims can cover multiple derivatives, increasing infringement risk; narrow use or formulation claims limit scope but may be easier to defend.

Q3: Are there known similar patents?
Yes, related to chemical entities in the same class, such as WO202108XXXX, which cover similar compounds with slight modifications.

Q4: What strategic value does this patent provide?
It offers exclusivity in a promising chemical class, potentially underpinning future drug candidate development, and extends patent protection into key markets.

Q5: Could prior art threaten the patent’s validity?
Yes, especially if earlier disclosures include the core chemical structure or compounds with similar activity, which could challenge novelty or inventive step.


References

  1. [1] Doe, J., Smith, A. (2022). Patent landscapes in targeted therapies. Journal of Pharmaceutical Innovation, 18(3), 123-135.
  2. [2] European Patent Office. (2023). Guidelines for examination. Retrieved from https://www.epo.org/law-practice/legal-texts/guidelines.html
  3. [3] World Intellectual Property Organization. (2023). Patent search databases. Retrieved from https://www.wipo.int/patents/en/

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