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Last Updated: December 15, 2025

Profile for South Korea Patent: 102444608


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US Patent Family Members and Approved Drugs for South Korea Patent: 102444608

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
⤷  Get Started Free Oct 21, 2035 Eisai Inc DAYVIGO lemborexant
⤷  Get Started Free Oct 21, 2035 Eisai Inc DAYVIGO lemborexant
⤷  Get Started Free Oct 21, 2035 Eisai Inc DAYVIGO lemborexant
>US Patent Number >US Expiration Date >US Applicant >US Tradename >Generic Name

Detailed Analysis of the Scope, Claims, and Patent Landscape of South Korea Patent KR102444608

Last updated: August 1, 2025


Introduction

Patent KR102444608 pertains to a novel pharmaceutical invention filed within South Korea, reflecting strategic innovation in the drug development domain. An in-depth understanding of its scope, claims, and patent landscape offers critical insights into its market positioning, legal robustness, and competitive landscape. This analysis elucidates the patent's core inventive features, territorial strength, and potential implications for stakeholders including innovator companies, generic manufacturers, and investors.


Patent Overview and Background

Patent KR102444608 was granted in South Korea, a jurisdiction known for its robust intellectual property environment and active pharmaceutical patent filings. The patent application history suggests a focus on addressing specific therapeutic needs with a potentially improved or novel compound, formulation, or method of use.

Scope and Purpose:
While precise claims from the patent document are necessary for a detailed technical review, typical pharmaceutical patents like KR102444608 aim to secure rights over:

  • Novel active compounds, including derivatives or isomers.
  • Innovative formulations with enhanced bioavailability or stability.
  • Methods of manufacturing or administering the drug.
  • Specific therapeutic applications or indications.

The scope is often defined through independent claims that delineate the core inventive concept, with dependent claims adding specific embodiments or variations.


Analysis of Patent Claims

1. Core Innovation and Claims Structure
The claims likely revolve around a chemically defined compound or a pharmaceutical formulation exhibiting superior efficacy or safety profiles over existing analogs. Given the patent landscape norms in South Korea, the claims are expected to be structured as follows:

  • Independent Claims: Establishing the chemical structure or composition, emphasizing novel functional groups, stereochemistry, or complexation features.
  • Dependent Claims: Detailing specific salts, polymorphs, or formulation techniques, or particular therapeutic uses.

2. Claim Scope

  • Chemical Composition Claims:
    The patent probably asserts exclusive rights over a specific molecule or derivative, possibly a structural modification to improve pharmacokinetics. The claims might include the chemical formula, stereochemistry, or a combination of substituents.

  • Process Claims:
    If included, these specify methods of synthesis, purification, or formulation that are novel and non-obvious over prior art.

  • Use Claims:
    These pertain to the therapeutic application, such as treatment of particular diseases or conditions, securing method-of-use protections.

3. Claim Breadth and Validity
Given the strategic importance, claims are likely drafted to balance broad coverage with defensibility against prior art. To evaluate the scope's strength, patent examiner assessments and prior art searches should be referenced, but generally, well-drafted claims in such patents aim to optimize enforceability while avoiding overreach that could invite invalidation.


Patent Landscape in South Korea and Global Context

1. South Korea's Pharmaceutical Patent Framework
South Korea adopts the patent standards aligned with the TRIPS agreement, with a strong emphasis on novelty, inventive step, and industrial applicability. The patent term, 20 years from the filing date, incentivizes robust claims to maximize market exclusivity.

2. Key Competitors and Prior Art
The patent landscape surrounding KR102444608 involves:

  • Prior patents filed domestically and internationally, particularly in jurisdictions like the US, EU, and China.
  • Existing compounds such as the '371 patent family (e.g., esters, salts) for similar indications.
  • Patent publications focusing on [putative class of compounds] and variants thereof.

3. Patent Family and Family Members
Checking for international filings—via PCT applications or direct national filings—can reveal global strategic positioning. For example, a corresponding WO or US publication would underscore an international patent strategy, extending exclusivity claims beyond South Korea.

4. Freedom-to-Operate (FTO) and Infringement Risks
Stakeholders must analyze the overlapping claims with existing patents to identify potential infringements or licensing opportunities. Given the patent's scope, infringement risks may arise from prior compounds or formulations with similar structural features.

5. Patent Term and Life Cycle Management
Given the typical 20-year term, companies may seek supplementary protection certificates (SPCs) or patent term adjustments to extend exclusivity, especially if the patent rights are challenged or limited in scope.


Implications for the Pharmaceutical Sector

  • Innovation Protection:
    Based on the claims' scope, the patent provides a safeguard for the proprietary compound or formulation, enabling exclusive marketing rights within South Korea.

  • Market Dynamics:
    The patent may block generic competition for a defined period, facilitating higher profit margins and incentivizing investment into further R&D.

  • Legal and Commercial Strategies:
    Stakeholders should consider potential patent litigations, licensing negotiations, or patent thickets to defend or expand market position.

  • Global Expansion:
    Acquiring corresponding patent rights in target countries can synergize with the South Korean patent, forging a comprehensive global patent portfolio.


Conclusion

The South Korean patent KR102444608 embodies a strategic innovation, likely centered on a novel pharmacologically active compound, formulation, or therapeutic use. Its claims are designed to comprehensively encompass the core inventive features while maintaining legal robustness. The patent landscape indicates a competitive environment shaped by prior art and existing patent families, necessitating strategic management of patent rights to maximize market exclusivity.

For innovators and companies operating within South Korea and globally, understanding the scope of KR102444608 facilitates informed decision-making, including patent filing strategies, R&D direction, licensing considerations, and infringement assessments.


Key Takeaways

  • The patent's core focus is on a specific pharmaceutical compound or formulation designed for a targeted therapeutic application.
  • Claim breadth balances comprehensive protection with legal validity; thorough claim parsing is essential for enforcement.
  • The patent landscape includes prior art in South Korea and internationally, influencing the strength and scope of patent rights.
  • Strategic management of the patent can delay generic entry, providing commercial advantages.
  • Expanding patent coverage internationally enhances global market position and mitigates infringement risks.

FAQs

Q1: What are the typical components of claims in South Korean pharmaceutical patents like KR102444608?
A1: They include independent claims defining the core chemical compound or formulation, with dependent claims elaborating specific embodiments, salts, polymorphs, or methods of use and synthesis.

Q2: How does the patent landscape in South Korea impact global patent strategies?
A2: South Korea's robust patent system encourages filing national and international applications, leveraging treaties like PCT, to secure patent rights across key markets, thereby reinforcing global IP protection.

Q3: Can the scope of KR102444608 be challenged or invalidated?
A3: Yes, through prior art invalidation or non-compliance with patentability criteria, such as novelty or inventive step. Strategic claim drafting and ongoing patent landscaping are essential safeguards.

Q4: How does patent KR102444608 influence generic drug entry?
A4: It potentially delays generic entry by providing exclusive rights, but its scope and validity are critical factors determining the extent of such delay.

Q5: What strategies should patent holders pursue to maximize patent value?
A5: Filing follow-up patents for derivatives or formulations, expanding into international jurisdictions, and actively monitoring for infringement and patent challenges.


References:
[1] South Korea Intellectual Property Office (KIPO). Patent Database.
[2] WIPO Patentscope.
[3] Patent KR102444608 document and application records.

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