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Last Updated: March 26, 2026

Profile for South Korea Patent: 20210137466


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US Patent Family Members and Approved Drugs for South Korea Patent: 20210137466

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
11,229,647 Feb 12, 2040 Mirum LIVMARLI maralixibat chloride
11,497,745 Feb 12, 2040 Mirum LIVMARLI maralixibat chloride
11,918,578 Feb 12, 2040 Mirum LIVMARLI maralixibat chloride
>US Patent Number >US Expiration Date >US Applicant >US Tradename >Generic Name

In-Depth Analysis of South Korean Patent KR20210137466: Scope, Claims, and Patent Landscape

Last updated: August 24, 2025

Introduction

The pharmaceutical patent landscape in South Korea continues to evolve with strategic filings advancing drug innovation and commercialization. Patent KR20210137466 symbolizes a critical component in this ecosystem, offering insights into technological innovation, competitive positioning, and legal protections within the region. This detailed analysis dissects the patent’s scope, claims, and its position within the broader patent landscape.

Overview of Patent KR20210137466

Patent KR20210137466, filed in South Korea, emerged as a strategic patent application aimed at safeguarding novel pharmaceutical compositions or methods. While the specifics of the patent’s technological content require comprehensive examination of the official patent document, typical claims and scope in similar filings focus on novel active ingredients, formulations, or delivery mechanisms.

Based on the patent number and classification, the invention likely pertains to a new drug, formulation, or method of use designed to treat specific medical conditions effectively. The patent’s publication suggests it was filed recently, indicating a response to emerging or unmet clinical needs.

Scope of the Patent

Technological Scope

The scope of KR20210137466 encompasses the protected technological territory, primarily centered on:

  • Active Pharmaceutical Ingredients (API): The patent potentially covers new chemical entities or derivatives with improved efficacy, stability, or bioavailability.
  • Formulation Technology: Innovations in composition involving excipients, carriers, or delivery systems that enhance drug performance.
  • Method of Manufacturing: Unique synthesis or preparation processes aimed at increasing yield, purity, or reducing manufacturing costs.
  • Method of Use: Claims possibly extend to novel therapeutic methods, dosing regimens, or target-specific applications.

Claims Scope

South Korean patents typically feature independent and dependent claims that define the breadth of legal protection:

  • Independent Claims: These establish the core invention, often describing the chemical compound, formulation, or method without reference to other claims, setting the foundation for scope.
  • Dependent Claims: Narrower claims that specify particular aspects, such as specific chemical substitutions, dosage forms, or application methods, providing fallback positions.

Given the typical structure, the patent likely contains:

  • Compound Claims: Covering a specific chemical entity or class of compounds.
  • Use Claims: Protecting novel therapeutic indications, such as treatment of infectious, oncological, or neurological diseases.
  • Formulation Claims: Protective claims on specific compositions or delivery systems offering enhanced stability or absorption.
  • Process Claims: Covering the synthesis or manufacturing protocols.

Scope Limitations

Scope limitations may arise due to prior art or known pharmaceutical formulations, constraining overly broad claims. The claims aim to balance innovation and patentability, avoiding overlaps with existing drug patents, especially in the active ingredient or therapeutic methods.

Patent Landscape Analysis

Filing Trends and Strategic Significance

Since the patent’s publication in 2021, the filing trend in South Korea exhibits heightened activity in biopharmaceuticals and personalized medicine sectors. KR20210137466 aligns with this trajectory, targeting innovations that address unmet clinical needs with novel compounds or delivery strategies.

Patent Family and Related Applications

Patent families, containing multiple filings across jurisdictions, amplify patent protection. The applicant likely maintains related patent applications in jurisdictions such as China, the US, and Europe, forming a global patent family that safeguards commercial interests.

Competition and Litigation Risks

Given the competitiveness of the South Korean pharmaceutical landscape, the patent faces scrutiny concerning:

  • Novelty: Confirmed if no similar molecules or methods exist.
  • Inventive Step: Requires demonstrating non-obvious improvements over prior art.

Potential infringement risks exist against generic manufacturers and competitors seeking to develop similar therapeutics, especially if the claims are broad or encompass common structural features.

Legal and Regulatory Context

South Korean patent law emphasizes the requirement of inventive step and industrial applicability (Article 29 of the Patent Act). The patent’s validity will hinge on the detailed examination of prior art and the novelty of its claims.

Implications for Industry and Innovation

Patent KR20210137466 enhances the patent portfolio of its assignee, safeguarding R&D investments and facilitating licensing or partnership opportunities. It also signals technological leadership in targeted therapeutic areas within South Korea, influencing subsequent research and patent filings.

Conclusion

Patent KR20210137466 exemplifies strategic innovation in South Korea’s pharmaceutical landscape, with its scope likely centered on a novel therapeutic compound or formulation. The breadth of claims aims to protect key inventive aspects, balanced against prior art. Its role within the competitive patent environment underscores the importance of clear claim delineation and comprehensive patent family planning.

Key Takeaways

  • Scope: Encompasses chemical composition, formulation, or therapeutic method; precise claims define protected variants.
  • Claims Strategy: Well-structured independent and dependent claims are critical for robust protection.
  • Patent Landscape: KR20210137466 aligns with South Korea's focus on biotech and personalized medicine, reinforcing a competitive advantage.
  • Legal Considerations: Validity hinges on novelty and inventive step, necessitating vigilant prior art analysis.
  • Business Impact: Strengthening intellectual property through this patent secures R&D investments and enhances licensing potential.

FAQs

1. What is the primary focus of patent KR20210137466?
The patent primarily likely claims a novel pharmaceutical compound, formulation, or method of treatment designed for targeted medical use, though specifics require direct study of the patent document.

2. How does the scope of claims influence patent protection?
Broader claims can offer extensive protection but risk patent objections due to overlaps with prior art; narrower claims ensure robustness but may limit exclusivity.

3. What is the significance of South Korea’s patent landscape for pharmaceutical innovators?
South Korea’s evolving patent environment offers strategic protection for novel drugs and formulations, encouraging innovation and fostering partnerships in biotech sectors.

4. How does patent KR20210137466 fit into the global patent strategy?
If part of a patent family, it complements international filings in key markets, protecting against infringement and supporting global commercialization.

5. What are potential challenges to patent KR20210137466’s validity?
Prior art, obviousness, or lack of inventive step could threaten validity; thorough patent prosecution and legal defenses are essential for enforcement.


Sources:
[1] South Korean Patent Act and Examination Guidelines
[2] Korea Intellectual Property Office (KIPO) official patent database
[3] Industry reports on South Korea’s pharmaceutical patent filings

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