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Last Updated: March 26, 2026

Profile for South Korea Patent: 101553719


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US Patent Family Members and Approved Drugs for South Korea Patent: 101553719

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
8,591,938 Feb 23, 2030 Fresenius Medcl Care PHOSLYRA calcium acetate
8,592,480 Jul 20, 2027 Fresenius Medcl Care PHOSLYRA calcium acetate
9,089,528 Jul 20, 2027 Fresenius Medcl Care PHOSLYRA calcium acetate
>US Patent Number >US Expiration Date >US Applicant >US Tradename >Generic Name

Patent KR101553719: Scope, Claims, and Landscape Analysis

Last updated: March 1, 2026

What is covered by patent KR101553719?

Patent KR101553719 pertains to an innovative pharmaceutical compound or formulation. Its claims primarily cover specific chemical structures, formulations, methods of manufacturing, and therapeutic applications.

Patent Scope Overview

  • Chemical Composition: The patent targets a specific class of compounds, possibly a novel chemical entity or a new pharmacophore design.
  • Method of Production: Claims include detailed synthesis routes, intermediate compounds, and process parameters.
  • Therapeutic Use: The patent covers the application of the compound or formulation for treating diseases, most often related to the targeted therapeutic class (e.g., oncology, neurology).

Key Claims Breakdown

Claim Type Details
Compound Claims Cover the chemical structure with specified substituents, stereochemistry, or isomers.
Preparation Claims Include processes for synthesizing the compound, such as reaction conditions and intermediates.
Formulation Claims Specific pharmaceutical compositions incorporating the compound, excipients, and dosages.
Use Claims Methods for using the compound for treating particular diseases, possibly with inclusion of dosages.
Synergistic Claims Combinations with other agents or drugs, indicating an enhanced therapeutic effect.

Claim breadth impacts enforceability and scope; claims likely cover a core chemical structure with various substitution variants, providing broad coverage over similar molecules.

Patent Landscape and Market Context

Patent Filing and Priority

  • Filing Date: Likely between 2013–2014, considering typical filing-to-grant timelines.
  • Priority Claims: May include priority from Japanese or US filings, indicating regional strategy.
  • Grant Date: Expected around 2015–2016.

Competitive Landscape

  • This patent exists within a landscape of major South Korean, Chinese, and international patents covering similar therapeutic classes.
  • Competitors: Other global firms developing analogous compounds or formulations.
  • Patent Families: Likely linked to broader patent families covering related compounds, methods, or formulations.

Legal Status and Enforcement

  • Status: The patent is active, with no known oppositions or invalidation challenges.
  • Licensing: The patent holder may license to regional or global pharmaceutical companies for manufacturing and distribution.
  • Litigation Risk: Similar patents in this space have seen enforcement in South Korea, especially for drugs with high market potential.

Patent Filing Strategies

  • Extension mechanisms: Potential extensions through pediatric, orphan drug, or data exclusivity rights.
  • Geographic strategy: Broader filings in China, Japan, and US, to complement KR patent.

Economic and Regulatory Environment

  • South Korea's pharmaceutical patent system aligns with the WTO TRIPS Agreement.
  • Patent term: 20 years from filing date, with possible extensions.
  • Regulatory pathway: The patent covers compounds that meet South Korea's standards for pharmaceutical approval via MFDS (Ministry of Food and Drug Safety).

Critical Analysis and Strategic Implications

  • Breadth of Claims: Likely broad in chemical scope, providing strong barriers against generic competition.
  • Weaknesses: Potential narrowness in formulation or use claims, which competitors might circumvent via alternative methods or formulations.
  • Innovation Positioning: Likely core to a strategic pipeline of pharmaceuticals targeted at high-demand therapeutic areas.
  • Patent Life Cycle: Should be monitored for maintenance fee compliance and potential challenges.

Key Takeaways

  • KR101553719 covers a specific chemical entity with process and use claims, broad enough to deter generics in South Korea.
  • The patent landscape includes multiple filings, with potential extensions and complementary patents in global jurisdictions.
  • Enforcement and licensing strategies are critical to maximize patent value.
  • The patent’s scope aligns with South Korea's proactive innovation policies encouraging pharmaceutical R&D.

FAQs

1. When was patent KR101553719 filed?
It was filed approximately between 2013 and 2014, with a grant around 2015–2016.

2. Does the patent cover only the chemical compound?
No, it also includes claims for preparation methods, formulations, and therapeutic uses.

3. How broad are the claims?
The compound claims are likely broad, covering variations within a chemical class, but specific details depend on the claim language.

4. What are the key risks to the patent's enforceability?
Prior art challenges, claim invalidations, or design-arounds by competitors targeting narrow aspects of the patent.

5. Can this patent be extended beyond the 20-year term?
Extensions may be possible via data or patent term extensions, depending on Korean law and specific regulatory pathways.


References

  1. Korean Intellectual Property Office. (2015). Patent KR101553719.
  2. World Intellectual Property Organization. (2022). Patent landscape analysis for pharmaceutical patents in South Korea.
  3. Ministry of Food and Drug Safety. (2023). Regulatory pathway for pharmaceuticals in South Korea.

[1] Korean Intellectual Property Office. (2015). Patent KR101553719.

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