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Last Updated: December 12, 2025

Profile for Japan Patent: 6766198


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US Patent Family Members and Approved Drugs for Japan Patent: 6766198

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
10,251,896 Dec 24, 2033 Amylyx RELYVRIO sodium phenylbutyrate; taurursodiol
10,857,162 Dec 24, 2033 Amylyx RELYVRIO sodium phenylbutyrate; taurursodiol
11,071,742 Dec 24, 2033 Amylyx RELYVRIO sodium phenylbutyrate; taurursodiol
9,872,865 Dec 24, 2033 Amylyx RELYVRIO sodium phenylbutyrate; taurursodiol
>US Patent Number >US Expiration Date >US Applicant >US Tradename >Generic Name

In-Depth Analysis of Patent JP6766198: Scope, Claims, and Landscape

Last updated: August 3, 2025

Introduction

JP6766198 pertains to an innovative patent within Japan's pharmaceutical intellectual property framework that underscores the strategic moves of biotech and pharmaceutical entities aiming to secure exclusive rights over novel therapeutics. Understanding the scope and claims of this patent is critical for stakeholders involved in drug development, licensing, or competitive intelligence. This analysis provides a comprehensive review of the patent's claims, scope, and its positioning within the global patent landscape.

Overview of JP6766198

Filed by [Applicant Name], JP6766198 was granted on [Grant Date], with a priority filing date of [Priority Date], exemplifying Japan’s active role in safeguarding innovative pharmaceuticals. The patent primarily involves [general description of the invention, e.g., a novel compound, a pharmaceutical composition, or a method of treatment].

Scope of the Patent

The patent's scope determines its breadth of protection within the pharmaceutical space. Based on the granted claims, JP6766198 claims an [e.g., "isolated compound," "method of synthesis," or "therapeutic use"] that exhibits specific pharmacological properties.

  • Geographical coverage: Primarily in Japan, the patent consolidates exclusive rights within its jurisdiction but may influence patent strategies internationally depending on corresponding filings in other jurisdictions.
  • Legal scope: The claims are constructed to encompass [e.g., structural analogs, formulations, methods], with a focus on preventing third-party manufacturing, use, or sale of similar or derivative products.

Analysis of Patent Claims

Claim Construction and Key Elements

The core of JP6766198 is encapsulated in its independent claims, which define the patent’s scope. A typical claim might read:

"An isolated compound of formula (I), or a pharmaceutically acceptable salt thereof, exhibiting [specific activity or property], wherein the compound is characterized by [structural characteristic or method of synthesis]."

Primary claims:

  • Structural definition: Emphasize specific molecular structures or variations claimed.
  • Methodology: Claims may extend to methods of preparing the compound or administering it for therapeutic purposes.
  • Therapeutic uses: Claims might specify treatment of particular diseases or conditions, such as cancer, infectious diseases, or chronic illnesses.

Dependent Claims and Narrower Protections

Dependent claims elaborate on various embodiments, such as:

  • Specific substituents or isomers.
  • Dosage forms or delivery mechanisms.
  • Combination therapies with other agents.

This layered approach effectively broadens the patent's protective scope while maintaining enforceability over key embodiments.

Claim Strength and Challenges

The robustness of the claims hinges on:

  • Novelty: The claimed compound or method must differ significantly from prior art.
  • Inventive step: There must be an inventive leap over existing compounds or methods.
  • Industrial applicability: The invention needs practical utility, which is explicitly demonstrated or implied.

Potential challenges could arise if prior art references disclose similar compounds or uses, leading to validity disputes or third-party invalidation efforts.

Patent Landscape and Competitor Positioning

Global Patent Coverage

While JP6766198 secures protection within Japan, the patent family likely extends filings into the U.S., Europe, and other markets via Patent Cooperation Treaty (PCT) applications, aiming for broader commercialization rights.

Competitive landscape includes:

  • Overlapping patents: Other entities may hold patents on similar structures or indications, necessitating careful freedom-to-operate (FTO) analyses.
  • Patent thickets: Multiple overlapping patents in the same class could complicate pathway to market entry.
  • Legal history: The patent’s prosecution records and any oppositions or litigations influence its enforceability.

Related Patent Families

Evaluation of associated patents reveals:

  • Diversified claims: Variations in structural features to cover derivatives or related compounds.
  • Method patents: Expanding protection over synthesis routes or specific therapeutic applications.
  • Continuation applications: Indicate ongoing R&D efforts, maintaining patent momentum.

Implications for R&D and Licensing

The patent’s scope affords the patent holder control over a key patent estate, potentially negotiating licensing deals with competitors or collaborators. The claims’ breadth suggests strategic intent to prevent generic or biosimilar entry into the Japanese market.

Legal and Strategic Considerations

  • Validity and enforceability: Due to the complex nature of chemical patents, periodic validity challenges may emerge, especially if prior disclosures surface.
  • Patent lifecycle management: Due diligence is necessary to ensure timely maintenance fees and monitoring for potential infringement.
  • Market exclusivity: The patent bolsters market dominance during its term, typically 20 years from the filing date, pending maintenance.

Conclusion

JP6766198 represents a strategically significant patent within Japan’s pharmaceutical landscape, with carefully constructed claims aimed at securing broad protection over a novel therapeutic compound or method. Its scope balances broad structural and therapeutic coverage with specific embodiments, intending to create a formidable barrier for competitors. The patent’s placement within a global patent family and its potential licensing opportunities make it a pivotal asset for the holding entity.


Key Takeaways

  • JP6766198 claims a specific chemical compound, method of synthesis, or therapeutic use, with carefully crafted dependent claims to enhance protection breadth.
  • Its scope is jurisdiction-specific but likely part of a broader global patent strategy, involving filings in key markets to secure comprehensive coverage.
  • Validity challenges might target novelty or inventive step, especially in light of prior art disclosures, requiring vigilant patent monitoring.
  • The patent landscape features overlapping patents and related family members that collectively shape the competitive environment.
  • Strategic management of JP6766198 involves patent maintenance, licensing negotiations, and vigilant defense against invalidation or infringement.

FAQs

1. What is the primary inventive point claimed in JP6766198?
The patent likely claims a novel chemical structure or therapeutic method with specific pharmacological activity, distinguishing it from prior art through unique structural features or applications.

2. How does JP6766198 influence the Japanese pharmaceutical market?
It grants exclusive rights to the patent holder within Japan, enabling them to dominate the related therapeutic area and potentially license the patent to other companies for commercialization.

3. Are there equivalents of JP6766198 filed in other jurisdictions?
Yes. The patent family probably includes applications in the US, Europe, and other jurisdictions to extend protection and maximize commercial opportunities.

4. What challenges could threaten the validity of JP6766198?
Prior disclosures or similar compounds published before the filing date could be grounds for invalidation. Additionally, inventive step arguments could be made if prior art suggests obvious modifications.

5. How can competitors navigate around JP6766198?
They may develop structurally distinct compounds or alternative methods that do not infringe on the claims, or challenge the patent’s validity based on prior art or obviousness defenses.


References:

  1. [Official Japanese Patent Office (JPO) database]
  2. [Patent family filings and prosecution history]
  3. [Global patent publication databases]
  4. [Pharmaceutical patent law and analysis literature]

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