Last Updated: May 11, 2026

Profile for South Korea Patent: 20210025134


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US Patent Family Members and Approved Drugs for South Korea Patent: 20210025134

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

Detailed Analysis of the Scope, Claims, and Patent Landscape for South Korea Drug Patent KR20210025134

Last updated: September 7, 2025

Introduction

Patent KR20210025134, filed in South Korea, exemplifies innovative efforts within the pharmaceutical sector, specifically targeting therapeutic agents, formulations, or methods relevant to disease management. To comprehend its strategic significance, it is essential to analyze its scope, claims, and the broader patent landscape within which it operates. This detailed review aims to facilitate industry stakeholders' understanding of this patent’s protection parameters, potential impact, and competitive positioning.

Patent Overview

KR20210025134, filed by an entity (assumed to be a pharmaceutical company or research institution), was granted or published in 2021. While the specific title isn’t provided here, typical pharmaceutical patents encompass claims related to novel chemical entities, formulations, delivery methods, or therapeutic use indications. The scope of the patent informs its enforceability, territorial protection, and potential licensing opportunities.

Core Elements

  • Filing Date & Priority: Likely filed around early 2021, with priority claims possibly based on earlier provisional filings.
  • Patent Status: Published (or granted), enabling legal enforceability within South Korea.
  • Assignee: Identification may reveal the strategic intent—whether corporate, academic, or collaborative.

Scope of the Patent: In-Depth Analysis

1. Patent Claims Structure

Patent claims delineate the legal bounds of protection and generally include independent and dependent claims.

  • Independent Claims: Usually define the fundamental novelty—such as a new chemical compound, a unique combination, or a diagnostic method.
  • Dependent Claims: Add specifics, such as particular molecular structures, formulations, dosages, or methods of use.

Given common practice, KR20210025134 likely covers:

  • Chemical Composition or Compound: Possibly a new active pharmaceutical ingredient (API) or a derivative thereof.
  • Formulation: Novel delivery system providing enhanced bioavailability, stability, or patient compliance.
  • Method of Use: Targeted therapeutic indication, such as an anti-inflammatory, antiviral, or oncologic application.
  • Manufacturing Process: A proprietary synthesis or purification method.

2. Claim Language and Breadth

The breadth of claims impacts enforceability and freedom-to-operate (FTO) analyses:

  • Broad Claims: Encompass general classes of compounds or methods, providing wide protection but potentially vulnerable to prior art rejections.
  • Narrow Claims: Focused on specific compounds or processes, easy to defend but offering limited scope.

A typical high-value patent balances broad independent claims with narrower dependent claims for robust coverage.

3. Novelty and Inventive Step

KR20210025134 likely leverages:

  • Novel structural features not disclosed in prior art.
  • Unique methods of synthesis or formulation.
  • Unexpected therapeutic benefits over existing treatments.

An assessment of prior art, including international patent applications (e.g., WO, US, CN filings), is necessary to determine the patent’s inventive step and robustness.

Patent Landscape Context

1. Global Patent Trends

Pharmaceutical innovation is driven by substantial R&D investment, with patenting serving as a key competitive tool. Similar patents are often filed in jurisdictions like the USPTO, EPO, and China, indicating global strategy.

  • South Korea’s Innovation Environment: The country is a significant player in biotech and pharmaceuticals, with a supportive IP framework (Korean Intellectual Property Office, KIPO).

2. Competitive Patent Activity

  • Regional Patent Filings: Companies often file in South Korea post- or pre- filing elsewhere. Examination of related patent families reveals regional coverage.
  • Patent Families & Inventor Networks: Linked filings suggest collaborative innovation and potential licensing or licensing-out scenarios.

3. Patent Citations and Litigation

  • Citations: Patent KR20210025134’s citations reflect its technological impact; frequent citations imply foundational status.
  • Litigation & Opposition: While not yet a common occurrence in Korea, future challenges could involve validation or infringement disputes, especially against generics or biosimilars.

4. Prior Art & Patentability Landscape

Existing patents related to chemical classes, delivery methods, or therapeutic uses may pose obstacles or opportunities to carve out unique claims.

  • Prior Pharmaceutical Patents in Korea: Blooming patent filings on similar molecules or indications underscore the importance of precise claim drafting.

Strategic Implications

  • The patent’s scope likely provides effective protection within Korea for a specific molecule, formulation, or method of treatment.
  • If claims are broad, the patent could serve as a barrier to generic entry, incentivizing licensing or partnership discussions.
  • The landscape suggests an active presence of competitors engaging in similar innovations, emphasizing the importance of continuous patent prosecution and defensive IP strategies.

Regulatory & Commercial Impact

South Korea’s integrated pathway between patent rights and regulatory approval mandates that patent strategies influence clinical development timelines. A well-defined patent scope can safeguard market exclusivity, incentivize investment, and maximize return on R&D expenditure.

Conclusion

Patent KR20210025134 operates within a vibrant South Korean pharmaceutical patent landscape. Its scope is likely tailored to protect a novel therapeutic compound, formulation, or method, with claims structured to balance breadth and defensibility. Understanding its claims and strategic context enables stakeholders to navigate potential licensing, infringement risks, or R&D opportunities effectively.


Key Takeaways

  • Protective Breadth: The patent’s claims probably cover specific chemical entities or therapeutic methods, essential for maintaining competitive advantage in Korea.
  • Patent Landscape Context: Competitors are actively innovating in similar therapeutic areas, requiring vigilant monitoring of related patent families and prior art.
  • Strategic Positioning: KR20210025134’s robustness hinges on clear, inventive claims. Broad claims optimize market exclusivity, but must withstand prior art challenges.
  • Global Alignment: Corresponding filings elsewhere can reinforce or challenge the patent’s strength, influencing international commercialization strategies.
  • Regulatory Interplay: Effective patent claims complement Korea’s drug approval processes—streamlining path-to-market and safeguarding investments.

FAQs

1. How does KR20210025134 compare with international patents in similar therapeutic areas?
It likely shares thematic similarities with global filings; however, its specific claims and structure are tailored to Korea’s patent standards. Comparative analysis reveals whether it covers novel compounds or methods not protected elsewhere.

2. Can competitors design around this patent?
Design-arounds are feasible if the claims are specific. Narrow language in claims can facilitate alternative molecules or methods, but broad claims might necessitate significant innovation to avoid infringement.

3. What is the lifespan of protection conferred by KR20210025134?
South Korean patents generally provide 20 years from the filing date, subject to annual maintenance fees. Effective enforcement depends on timely patent grants and vigilant monitoring.

4. How does patent scope influence licensing negotiations?
Broader claims enhance licensing leverage, while narrow claims may limit negotiating power. Understanding claim specifics aids in valuation and licensing strategy development.

5. Is there a risk of patent invalidation?
Yes, if prior art or obviousness can be demonstrated. Regular patent landscape analyses and patent prosecution strategies mitigate such risks.


References

  1. Korean Intellectual Property Office (KIPO) Patent Database. (n.d.).
  2. World Intellectual Property Organization (WIPO). PatentScope Database.
  3. European Patent Office (EPO). Patent Search.
  4. South Korea Patent Laws and Regulations. (2022).
  5. Industry Reports on Pharmaceutical Patent Trends in South Korea.

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