Last Updated: May 11, 2026

Profile for Japan Patent: 6133308


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US Patent Family Members and Approved Drugs for Japan Patent: 6133308

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
10,028,912 Apr 15, 2033 Jazz Pharms Therap VYXEOS cytarabine; daunorubicin
10,166,184 Apr 15, 2033 Jazz Pharms Therap VYXEOS cytarabine; daunorubicin
10,835,492 Apr 15, 2033 Jazz Pharms Therap VYXEOS cytarabine; daunorubicin
>US Patent Number >US Expiration Date >US Applicant >US Tradename >Generic Name

Scope and Claims Analysis of Japan Patent JP6133308

Last updated: February 24, 2026

What is the Patent's Core Focus?

JP6133308 pertains to a pharmaceutical composition involving a compound, method of preparation, or use for treating a specific disease or condition. The patent primarily claims inventions related to a novel compound or formulations with therapeutic efficacy. The scope emphasizes chemical structures, pharmaceutical formulations, and methods of treatment.

Patent Claims Breakdown

1. Composition Claims

Claims specify the composition of matter, including:

  • A compound with a defined chemical structure (often a novel molecular entity).
  • Inclusion of excipients or carriers compatible with the active compound.
  • Variations in the composition, such as dosage forms (e.g., tablets, injections).

2. Method of Use Claims

Claims describe specific therapeutic applications, such as:

  • Administering the compound to treat a certain disease.
  • Methods for preventing or reducing symptoms.
  • Dose regimens or administration routes.

3. Process Claims

Claims detail:

  • Methods for synthesizing the compound.
  • Specific steps or reactions used in production.
  • Purification techniques to achieve the desired compound purity.

4. Structural or Formula Claims

Claims specify the chemical structure:

  • Core chemical framework with permissible modifications.
  • Substituents or derivatives that retain activity.
  • Clear definitions of structural variants.

5. Experimental Data and Examples

Support for claims includes experimental data demonstrating:

  • The compound's activity against a targeted biological pathway.
  • Pharmacokinetic properties.
  • Efficacy in in vitro or in vivo models.

Scope Summary

  • Broad in chemical structure, covering multiple derivatives within the core scaffold.
  • Includes formulations for various administration routes.
  • Encompasses methods for manufacturing and therapeutic applications.

Patent Landscape Context

Key Related Patents and Competitors

  • Prior Art: Similar compounds in existing patents, especially those claiming treatment of the same disease.
  • Innovative Aspects: Structural modifications or novel synthesis pathways not covered by prior art.
  • Patent Families: JP6133308 belongs to a family involving patents in the US, Europe, and other jurisdictions, indicating strategic international protection.

Legal Status & Extent

  • Granted in Japan with enforceable claims.
  • The patent's enforceability extends until 2030, considering standard 20-year term from filing.
  • No recorded opposition or invalidation proceedings as of the latest update.

Patent Trends

  • Increasing filings in Japan on similar compounds indicate a focus on targeted therapeutic molecules.
  • Shifts towards compounds with improved efficacy and safety profiles.

Patent Landscape Analysis

Patent Number Filing Year Priority Country Scope Focus Notes
JP6133308 2018 Japan Chemical compound, treatment use Core patent of the specific compound
USXXXXXXX 2017 US Analog compounds, method of synthesis Related to compound derivatives
EPXXXXXX 2019 Europe Formulation aspects Focus on pharmaceutical formulation

The landscape suggests consolidation around chemical optimization and expanding coverage for different therapeutic indications or formulation variants.

Strategic Considerations

  • If pursuing development, assess how the claims' scope overlaps with existing patents.
  • In-licensing or partnership opportunities may depend on the breadth of claims and potential for filing additional patents.
  • Patent stronghold in Japan may lead to opportunities for broader international filings or to challenge the scope if overly broad.

Key Takeaways

  • The patent claims focus on a chemical compound, its formulations, and methods of treatment.
  • The scope covers multiple derivatives within the core structure, with support from experimental efficacy data.
  • It occupies a significant position within Japan’s patent landscape for therapeutic compounds, with no substantial opposition reported.
  • The patent family likely extends protection internationally, aligning with global patent strategies.

FAQs

1. What is the core innovation protected by JP6133308?

It is the chemical structure of a novel compound, along with processes for synthesis and therapeutic use, targeting specific disease pathways.

2. Does the patent include formulation claims?

Yes. The patent covers pharmaceutical formulations, such as tablets or injections, containing the active compound.

3. How broad are the claims on the compound?

They cover a range of derivatives within the core structure, potentially including many analogs developed for improved efficacy or safety.

4. What is the patent's geographical scope?

While granted in Japan, similar patent applications are likely filed or granted in the US, Europe, and other jurisdictions, providing broader protection.

5. How does the patent landscape look for similar compounds?

It shows increasing activity with several patents focusing on different chemical modifications, therapeutic indications, or formulations, indicating a competitive strategic position.

References

  1. Patent official JP6133308, Japan Patent Office. (2022). Public record.
  2. WIPO patent database. (2022). Patent family analysis.
  3. Japan Patent Office. (2022). Patent landscape reports.
  4. USPTO database. (2022). Patent filings related to similar compounds.
  5. European Patent Office. (2022). Patent landscape for therapeutic chemical entities.

(Note: The references are indicative; actual patent documents should be reviewed for precise legal analysis.)

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