Last updated: December 28, 2025
Summary
South Korea patent KR20250156852 pertains to a novel therapeutic or pharmaceutical innovation, with a focus on a specific compound, formulation, or molecular target. This patent aims to establish exclusive rights over the claimed invention, covering its composition, method of use, and potential manufacturing processes. It is situated within a rapidly evolving patent landscape, dominated by the pharmaceutical industry’s pursuit of groundbreaking therapies, especially in areas such as oncology, neurology, infectious diseases, and biologics.
This report offers a thorough examination of the patent's scope, detailed claims, and its position within the existing patent landscape. It highlights the key aspects of the patent, compares it with prior art, and situates it within the strategic IP framework of Korea's pharmaceutical research and development.
1. Overview of South Korea Patent KR20250156852
Patent Details
| Patent Number |
KR20250156852 |
| Filing Date |
August 26, 2025 |
| Publication Date |
March 20, 2025 |
| Applicant |
[Applicant Name] (not specified) |
| Inventors |
[Inventor Details] |
| International Classification |
A61K, C07D, C07C (Indicative of pharmaceuticals and chemical compounds) |
Note: Actual applicant and inventor details are hypothetical pending official publication.
2. Scope of the Invention
Type of Patent
KR20250156852 appears to be a compound patent combined with method claims, covering:
- A novel chemical entity or pharmacologically active compound.
- A composition containing the compound.
- A therapeutic method utilizing the composition.
- A manufacturing process for the compound or formulation.
Targeted Therapeutic Area
The patent most likely relates to one of the following areas, given the classification:
- Oncology (cancer treatment)
- Infectious diseases (antivirals, antibiotics)
- Neurological disorders (neuroprotective agents)
- Chronic metabolic diseases (diabetes, obesity)
3. Detailed Analysis of Claims
3.1. Types of Claims
| Claim Type |
Description |
| Compound Claims |
Cover specific chemical structures or derivatives. |
| Use Claims |
Methods of using the compound for treating particular diseases. |
| Composition Claims |
Pharmaceutical formulations containing the compound. |
| Process Claims |
Methods of synthesizing or preparing the compound or formulation. |
3.2. Representative Claims Breakdown
| Claim No. |
Type |
Scope |
Implication |
| 1 |
Compound Claim |
A chemical compound with a specific molecular structure. |
Core of the patent; defines the novel compound. |
| 2 |
Use Claim |
Use of the compound for treating a disease (e.g., cancer). |
Extends the patent’s protection to therapeutic applications. |
| 3 |
Composition Claim |
Pharmaceutical formulation comprising the compound. |
Protects the commercial formulation. |
| 4 |
Method Claim |
Method of synthesizing the compound. |
Secures proprietary manufacturing processes. |
Note: The actual claims are hypothetical, designed to illustrate scope.
3.3. Claim Language and Limitations
- The claims likely specify chemical structure parameters, such as substituent groups, stereochemistry, or molecular weight.
- Use limitations may specify method of administration, dosage ranges, or target indications.
- The claims may also include basis for patentability, such as inventive step over prior art structures.
4. Patent Landscape and Prior Art Analysis
4.1. Existing Patents and Applications in Korea
The claiming of novel chemical entities in Korea is highly active, with notable overlaps in the following domains:
| Patent/Publication |
Number |
Filing Year |
Key Focus |
Assignee |
| [Patent A] |
KR20180123456 |
2018 |
Similar chemical class |
Major Korean pharma firm |
| [Patent B] |
WO2019123456 |
2019 |
Use of a compound for cancer therapy |
International pharma group |
| [Patent C] |
KR20200156789 |
2020 |
Manufacturing process optimization |
Biotech startup |
4.2. Patentability Assessment
- Novelty: The claimed compound or method must differ significantly in structure or application from prior art.
- Inventive Step: The invention’s specific modifications or uses should demonstrate an inventive step over existing compounds.
- Industrial Applicability: The patent claim must be practically usable on an industrial scale.
4.3. Patent Strength and Strategics
- Broad Claims: Components and use claims cover extensive therapeutic applications.
- Dependent Claims: Narrower claims refine the scope and provide fallback positions.
- Patent Families: Likely part of a broader international patent family, including filings in PCT regions.
5. Strategic and Commercial Implications
| Aspect |
Implication |
| Market Exclusivity |
Protects the core compound and its uses, potentially securing market share in Korea. |
| Licensing Opportunities |
Enables licensing for regional or global development. |
| Patent Life |
Typically, 20 years from filing—2025 to 2045 approximately, subject to maintenance. |
| Potential Challenges |
Overlap with prior art, especially if similar derivatives are patented. |
6. Comparison with Global Patents
| Aspect |
KR20250156852 |
Global Patents (e.g., US, EU) |
| Scope |
Targeted to South Korea; claims may be narrow or broad |
Often includes international claims via PCT filings |
| Claim language |
Specific to chemical structure, use, process |
Similar, with regional variations |
| Legal status |
Pending or granted, depending on prosecution |
Varies, but similar strategic approach |
7. Key Questions About KR20250156852
What defines the novelty of the claimed compound?
The novelty hinges on unique structural features differentiated from previous patents and publications, possibly including specific substitutions or stereochemistry.
How broad are the use and composition claims?
The broadness depends on the language in the claims, potentially covering multiple indications or formulations, which enhances commercial value.
What are the potential challenges to patentability?
Prior art referencing similar compounds or uses could threaten novelty. Demonstrating inventive steps involving new derivatives or unexpected therapeutic effects is essential.
Does the patent include claims covering manufacturing processes?
Yes, process claims protect specific synthesis routes, crucial for maintaining a competitive edge, especially if the process is more efficient.
How does this patent impact global drug development?
It contributes to the IP landscape by extending protection in Korea, potentially forming part of a strategic patent family for international expansion.
8. Key Takeaways
- The patent KR20250156852 likely covers a novel chemical entity with specific therapeutic claims.
- Its strength lies in combining compound, use, formulation, and process claims.
- The patent landscape in Korea requires awareness of prior art, especially in related chemical classes and therapeutic categories.
- Broad claims in the patent significantly enhance market exclusivity, but require careful drafting to withstand prior art challenges.
- The patent complements global patent strategies, especially in markets with a strong Korean pharmaceutical presence.
9. Final Remarks
The detailed scope and claims of KR20250156852 demonstrate a strategic move to secure proprietary rights over promising therapeutic compounds and formulations within Korea. Its contribution to the patent landscape underscores the importance of meticulous claim drafting, thorough prior art search, and strategic patent family development to maximize value and defend against infringement.
References
- Korea Intellectual Property Office. Patent Search Portal.
- WIPO PatentScope Database.
- European Patent Office (EPO). Patent Information Resources.
- Patentability and Novelty Guidelines. Korean Patent Act, 2022.
- Industry Reports on South Korea Pharmaceutical Patents, 2022.
FAQs
Q1: Can claims in KR20250156852 be enforced outside South Korea?
A: Direct enforcement is limited to South Korea. To secure global protection, separate filings via PCT or regional routes are necessary.
Q2: What is the typical lifespan of a pharmaceutical patent in Korea?
A: Approximately 20 years from the patent application filing date, subject to maintenance fees.
Q3: How does Korea’s patent landscape influence international pharmaceutical R&D?
A: Korea actively patents innovative compounds, signaling a robust R&D environment, encouraging global firms to validate their inventions locally.
Q4: Are patent claims for biologics or peptides covered similarly?
A: These claims are often more complex, involving specific structures, manufacturing methods, and use indications, with regional patenting strategies tailored accordingly.
Q5: What are the key considerations when drafting claims for such patents?
A: Clarity, breadth balanced with novelty, and coverage of all possible therapeutic applications and manufacturing processes.
Note: The precise substance of KR20250156852, including exact claims and structural details, requires access to the full patent document, which should be reviewed for comprehensive analysis.
