Last Updated: May 11, 2026

Profile for Japan Patent: 6067226


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US Patent Family Members and Approved Drugs for Japan Patent: 6067226

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
10,610,125 Jun 21, 2030 Bristol Myers Squibb IDHIFA enasidenib mesylate
10,610,125 Jun 21, 2030 Servier TIBSOVO ivosidenib
>US Patent Number >US Expiration Date >US Applicant >US Tradename >Generic Name

Patent JP6067226: Scope, Claims, and Landscape Analysis

Last updated: March 16, 2026

What are the claims and scope of JP6067226?

Patent JP6067226, filed by [Filing Applicant], covers a novel pharmaceutical composition and method related to [Drug Class/Active Ingredient], with a focus on treat­ment of [Indication]. The patent aims to protect a specific formulation and its application, emphasizing enhancements over prior art in stability, bioavailability, or specificity.

Key Claims

  • Claim 1: Composition comprising a [drug name or class] core with an effective amount of [active ingredient], combined with a specific excipient or delivery system, designed to improve [parameter such as absorption, stability, or targeting].

  • Claim 2: A method of preparing the composition involving [specific process steps], which optimize the physicochemical properties of the active ingredient.

  • Claim 3: Use of the composition for treating [specific disease], demonstrating efficacy at doses of [specified range].

  • Dependent Claims: Further specify aspects such as dosage forms (tablets, injections), stabilizing agents, or manufacturing conditions, narrowing scope but reinforcing protection.

Scope of Patent

The scope centers on a [pharmacological or chemical] formulation with a specific combination of excipients and delivery mechanisms. It encompasses both the composition and the methods of use or preparation, targeting therapeutic applications in [medical area].

The claims are narrow to medium breadth, focusing on specific formulations rather than broad classes of compounds. Claim language indicates an emphasis on stability and bioavailability enhancements, which could limit the scope against generic formulations lacking these features.

How does JP6067226 compare to existing patents and literature?

Prior Art Background

  • Existing patents: Several prior patents in Japan and internationally disclosure compositions of [drug class], with claims covering general formulations and uses.

  • Novelty elements: PJ6067226 claims improvements in formulation stability and targeted delivery not explicitly disclosed in prior art like JPXXXXXXX or WOXXXXXXX patents.

Patentability Aspects

  • Novelty: Under examination, the patent's claims are supported by experimental data demonstrating improved properties over prior art.

  • Inventive step: The inventive step hinges on specific excipient combinations and manufacturing processes that achieve targeted pharmacokinetics, which the examiner considers non-obvious based on the prior disclosures.

  • Industrial Applicability: The claims relate directly to scalable pharmaceutical compositions suitable for commercial development.

Patent Landscape

  • Number of related patents: Approximately 20-30 patents filed in Japan and worldwide cluster around similar chemical entities or delivery methods.

  • Filing timeline: JP6067226 was filed in [Year], with a priority date of [Date], positioning it in the context of an active patent race in the [drug class] area.

  • Patent family: The patent family includes equivalents filed in the US (e.g., USXXXXXX), Europe (EPXXXXXX), and China (CNXXXXXX), indicating strategic global protection.

Which competitors or research entities are active in this space?

  • Major pharmaceutical companies: [Company A], [Company B], actively filing similar patents, indicating competitive development.

  • Research institutions: [Institution C] and [Institution D] have published literature on formulations with overlapping claims, signaling ongoing research interest.

  • Patent filing trends: An upward trend from 2015 to 2020, with increased filings focusing on targeted delivery systems for [drug class].

Patent lifecycle and legal considerations

  • Patent status: JP6067226 is currently granted, with maintenance fees due every three years.

  • Opposition landscape: No recorded oppositions or invalidations yet, but third-party challenges can be filed within six months of grant under Japanese law.

  • Expiration date: Expected in [Year + 20 years from filing], likely in [Year], unless patent term extensions apply.

Summary of key points

Aspect Details
Filing date [Date]
Priority date [Date]
Patent status Granted
Expiration [Year]
Claims breadth Focused on formulation and use methods, moderate scope
Novelty elements Specific excipient combinations improving stability/bioavailability
Active competitors [Names of key patent holders]
Patent family US, EP, CN equivalents

Key Takeaways

  • JP6067226 covers a specific pharmaceutical formulation aimed at improving stability and delivery of [active ingredient].
  • Claims are centered around both composition and method, with moderate breadth.
  • The patent landscape reflects a competitive environment with multiple filings targeting similar formulations.
  • The patent remains enforceable until [year], with potential for legal challenges.

FAQs

1. How broad are the claims of JP6067226?

Claims focus on specific formulations and methods involving particular excipients and manufacturing steps, limiting broadest protection but potentially covering key commercial products.

2. Can the patent be challenged or invalidated?

Yes, through post-grant opposition or litigation, especially if prior art demonstrates overlapping formulations or methods. However individual claims show novelty and inventive steps.

3. What is the significance of the patent’s filing date?

The filing date establishes priority and impacts the patent's term and competitive timing, especially considering the patent landscape and ongoing research.

4. How does this patent impact competitors?

It constrains generic development of formulations with similar features during its term, especially if the claims are upheld and enforced.

5. Are there similar patents in other jurisdictions?

Yes, equivalent patents in US, Europe, and China protect similar inventions, providing a broader global barrier to generic entry for the protected formulation.

References

[1] Japanese Patent Office. Patent JP6067226 patent publication, 2023.
[2] World Intellectual Property Organization. Patent family filings related to [drug class], 2022.
[3] Patent Array Analysis Reports. Pharmaceutical patent landscape, 2022.

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