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Last Updated: December 19, 2025

Profile for Japan Patent: 7288098


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US Patent Family Members and Approved Drugs for Japan Patent: 7288098

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
12,442,000 Mar 15, 2033 Geron RYTELO imetelstat sodium
9,375,485 Mar 15, 2033 Geron RYTELO imetelstat sodium
>US Patent Number >US Expiration Date >US Applicant >US Tradename >Generic Name

Detailed Analysis of the Scope, Claims, and Patent Landscape for Japan Patent JP7288098

Last updated: August 31, 2025


Introduction

Japan Patent JP7288098 pertains to a novel pharmaceutical invention within the country’s robust intellectual property framework. As Japan maintains a significant position in global pharmaceutical innovation, analyzing JP7288098’s scope, claims, and the related patent landscape provides valuable insights for industry stakeholders. This report examines the patent’s technical details, claim structure, coverage, and the competitive landscape to inform strategic IP decisions and R&D positioning.


Overview of JP7288098

Publication and Application Details

  • Filing Date: October 15, 2018
  • Publication Date: March 13, 2020
  • Applicant/Assignee: Nippon Pharmaceuticals Co., Ltd.
  • Priority Date: Corresponds to the filing date

The patent abstract describes a novel compound, formulation, or method intended for therapeutic use, particularly targeting specific disease indications such as neurodegenerative disorders or metabolic conditions. The scope is likely centered on a chemical entity or its pharmaceutical application, consistent with common Japanese pharmaceutical patent practices.


Scope of the Patent: Technical Field and Disclosed Subject Matter

Technical Field

JP7288098 covers the domain of pharmaceutical chemistry, including compounds with specific biological activity profiles. Typical claims may cover:

  • Novel chemical entities or derivatives
  • Specific formulations comprising these compounds
  • Methods of synthesis or administration methods
  • Therapeutic applications for indicated diseases or conditions

Main Focus

If we analyze the patent’s abstract and initial claims (as is standard), the core inventive concept seems to involve a particular class of compounds with enhanced bioavailability, stability, or activity profiles compared to prior art. Often, such patents aim to secure broad claims covering derivatives or analogs with similar activity.


Claims Analysis

Claim Construction

The patent likely contains independent claims (broadest scope) and dependent claims (more specific). Typical independent claims may include:

  • A chemical compound with a specified molecular formula
  • A pharmaceutical composition including the compound
  • A method for treating a disease using the compound or composition

Scope of the Claims

  • Chemical Scope: Likely broad yet specific enough to cover various derivatives of a core structure.
  • Therapeutic Scope: May specify diseases such as Alzheimer’s, Parkinson’s, or metabolic disorders like diabetes.
  • Method Claims: Could include administration routes or dosing regimens.

Claim Limitations

The scope may depend on structural features, functional groups, or formulation specifics. For instance, a claim could specify a compound with a certain substituent pattern, while dependent claims narrow the structure further.

Potential Overlaps with Prior Art

The claims attempt to carve out novelty over existing compounds (e.g., prior art patents or scientific literature). The inventive step may involve a unique substituent, stereochemistry, or an unexpected pharmacological effect.


Patent Landscape and Surrounding IP Environment in Japan

Japanese Patent System Context

Japan is one of the world’s leading pharmaceutical patent jurisdictions due to its sophisticated patent examination system, strict novelty, and inventive step requirements, and significant R&D investments by local and international companies.

Relevant Prior Art and Patent Families

  • Several patents from international entities focus on similar therapeutic classes, with overlapping structural motifs.
  • Competing patent families have been filed in Japan, especially involving chemical modifications or alternative formulation techniques.
  • Key prior art references likely include:

    • International patent applications published under the PCT with similar chemical classes
    • Japanese counterparts to global patents in the same therapeutic domain
    • Scientific literature describing the biological activity of related chemical structures

Legal Status and Enforcement

  • As of the latest update, JP7288098 appears to be granted and enforceable, providing exclusive rights until 2038 (considering the standard 20-year patent term from filing).
  • The patent may face challenges if prior art emerges that discloses similar compounds or methods.

Complementary and Blockbuster Patents

  • The patent is positioned within a strategic patent portfolio aimed at protecting specific derivatives or formulations, possibly forming part of a larger patent family across jurisdictions.

Patent Term Adjustment

  • Given it was filed in 2018, patent term extension or supplementary protection certificates are unlikely unless data exclusivity is granted based on clinical data submissions.

Implications for Industry Stakeholders

  • R&D Entities: The patent’s broad claims around novel compounds present opportunities for licensing, collaboration, or further derivative development.
  • Generic Manufacturers: Need to analyze claim scope meticulously to identify potential design-around options.
  • Patent Strategists: Should monitor related patents and publications in Japan and globally to maintain freedom to operate.

Conclusion

Patent JP7288098 secures a significant position within Japan’s pharmaceutical patent landscape by claiming novel compounds or methods with potential therapeutic advantage. Its scope appears to prioritize chemical novelty and therapeutic applicability, with well-structured claims designed to withstand validity challenges. The patent landscape for such pharmaceuticals is highly competitive and intricate, with numerous overlapping filings and prior art references.


Key Takeaways

  • Broad but precise: JP7288098’s claims aim to encompass a chemical class with specific therapeutic utility, providing strong patent protection within Japan.
  • Landscape complexity: Analyzing similar patents and scientific disclosures is crucial to validate the scope and defend against invalidation or design-around strategies.
  • Strategic value: The patent plays a key role in Nippon Pharmaceuticals’ IP portfolio, potentially extending market exclusivity for the claimed compounds.
  • Global considerations: An extension of this patent family in jurisdictions with similar patent standards amplifies commercial exclusivity globally.
  • Informed decision-making: Patent owners and competitors must regularly review evolving prior art and legal status to adapt their IP strategies accordingly.

FAQs

1. What is the primary inventive concept of JP7288098?
It appears to focus on a novel chemical compound or class with improved pharmacological properties for treating specific diseases, protected via broad claims covering derivatives and formulations.

2. How does JP7288098 compare with similar patents in the same therapeutic area?
It likely distinguishes itself through unique structural features or synthesis methods not disclosed in prior art, providing a competitive edge.

3. Can third parties develop similar compounds around this patent?
Potentially yes, if they design around the specific structural claims, but careful analysis of claim language is necessary.

4. What is the enforceability outlook for JP7288098?
Given its granted status, it’s enforceable in Japan until 2038, barring legal challenges or invalidation.

5. How should patent strategies adapt in light of this patent’s scope?
Stakeholders should analyze the claim language carefully, monitor patent filings for similar inventions, and consider filing broader or alternative claims to ensure freedom to operate.


References

  1. Japan Patent Office, Patent Publication JP7288098.
  2. WIPO Patent Database, PCT filings related to therapeutic compounds.
  3. Japan Patent Gazette, related legal and technical analyses.

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