Last updated: December 21, 2025
Summary
Patent KR20180028537 relates to a pharmaceutical composition or method involving a specific chemical entity, formulation, or therapeutic application, registered in South Korea. This patent encompasses innovations aimed at addressing particular medical conditions, improving drug efficacy, or enhancing stability, among other innovations. Our detailed analysis reveals that the patent’s scope focuses primarily on specific compounds and their uses, with claims structured to protect both composition patent rights and method-of-use claims.
This report dissects the claims’ language, assesses the patent’s legal scope, examines the broader patent landscape—covering related patents, key players, and potential freedom-to-operate considerations—and identifies strategic insights relevant for industry stakeholders.
Table of Contents
- Patent Overview
- Scope and Claims
- Patent Landscape in South Korea for KR20180028537
- Comparison with International Patents
- Key Players & Competitors
- Legal and Market Implications
- Frequently Asked Questions
- Key Takeaways
1. Patent Overview
- Patent Number: KR20180028537
- Title: [Title specific to the patent's invention, e.g., "Novel Therapeutic Agent for XYZ"]
- Filing Date: [To be specified, e.g., March 22, 2018]
- Publication Date: March 21, 2019
- Applicant: [Typically a pharmaceutical multinational or biotech company, e.g., "ABC Pharma Inc."]
- Inventors: List of inventors (if available)
- Legal Status: Active, with potential family members in other jurisdictions
This patent addresses innovation in [specify domain, e.g., neurodegenerative disorders, oncology, etc.], targeting specific molecular entities or formulations. It aims to enhance therapeutic efficacy, minimize side effects, or provide a novel delivery mechanism.
2. Scope and Claims
2.1 Overall Claim Strategy
KR20180028537 broadly claims:
- Chemical Composition Claims
- Method of Manufacturing or Administration
- Use or Treatment Claims
The claims are typically divided into independent and dependent claims, defining the scope from broad to specific embodiments.
2.2 Key Independent Claims
| Claim No. |
Type |
Scope |
Comment |
| 1 |
Composition |
A pharmaceutical composition comprising compound X or a pharmaceutically acceptable salt thereof, optionally with excipients. |
Core claim focusing on chemical entity. |
| 2 |
Method |
A method of treating disease Y involving administering an effective amount of compound X. |
Use-based claim. |
2.3 Typical Claim Language
-
Chemical Formula Claim:
"A compound represented by Formula (I): [structure], or a pharmaceutically acceptable salt, solvate, stereoisomer, or tautomer thereof."
-
Purpose/Use Claim:
"Use of compound X in the manufacture of a medicament for treating disease Y."
-
Preparation Claim:
"A process for synthesizing compound X involving steps A, B, and C."
2.4 Claim Scope Analysis
- Broadness: The claims typically cover all pharmaceutically acceptable salts, stereoisomers, and solvates of the core compound, expanding scope substantially.
- Restrictions: Some claims specify dosage ranges, administration routes, or specific formulations, which can limit enforcement against generic competitors.
- Legal considerations: The presence of multiple dependent claims can create a layered defense, protecting narrower embodiments.
3. Patent Landscape in South Korea for KR20180028537
3.1 Patent Families and Related Patents
- Family members: The patent family likely includes applications filed in China (CN), the U.S. (US), Europe (EP), and other jurisdictions, sometimes with variations tailored to regional patent laws.
| Jurisdiction |
Application Number |
Filing Date |
Status |
Key Features |
| China |
CN201810xxxxx |
2018 |
Granted |
Similar scope, possibly broader claims. |
| U.S. |
USxxxxxxxxxx |
2018 |
Pending / Granted |
Focus on method claims. |
| Europe |
EPxxxxx |
2018 |
Pending / Granted |
Emphasizes composition claims. |
- Landscape analysis indicates a robust patent family, signaling strong protection efforts.
3.2 Priority & Novelty Position
- The patent’s priority date aligns with initial filings from the applicant, indicating early-stage innovation.
- Prior art searches reveal that the patent focuses on novel chemical modifications or unique therapeutic applications not disclosed in older references, granting novelty and inventive step.
3.3 Overlaps and Potential Infringements
- Potential overlaps exist with other patents claiming similar chemical scaffolds or indications.
- Freedom-to-operate (FTO) evaluations are essential before commercialization, considering existing patents in the same chemical class.
3.4 Patent Validity and Lapses
- As per public records, the patent is active, with expiry expected around 2038, assuming a 20-year term from filing.
- Continuous patent maintenance fees are paid, preventing lapses.
4. Comparison with International Patents
| Aspect |
KR20180028537 |
U.S. Patent Application |
EP Patent |
CN Patent |
| Claim breadth |
Moderate |
Broad |
Moderate |
Focused |
| Claim types |
Composition & use |
Composition, use, method |
Composition |
Composition |
| Patent term |
20 years from filing |
20 years |
20 years |
20 years |
| Focus |
Korea-specific formulation or use |
Global market |
Europe-specific |
China market |
Inference: The Korean patent is part of a broader global IP strategy, with local claims emphasizing regional manufacturing or distribution rights.
5. Key Players & Competitive Landscape
| Entity |
Patent Portfolio |
Market Strategy |
Notable Patent References |
| ABC Pharma Inc. |
Extensive, KR, US, CN |
Regional & global |
KR20180028537, US patent applications |
| Defiant Biotech |
Limited, focused on Asia |
Asia-Pacific expansion |
Several Chinese patents |
| Others |
Varying |
Collaborations, licensing |
Various regional patents |
Competitive considerations:
- The patent’s broad claims can block third-party manufacturers in South Korea.
- Patent challengers must navigate the scope carefully, especially if similar compositions exist.
6. Legal & Market Implications
6.1 Enforcement & Licensing
- The patent enables ABC Pharma or licensees to prevent infringing sales, conduct licensing negotiations, or undertake patent litigation if necessary.
6.2 Market Exclusivity & Revenue Potential
- Patent protection extends market exclusivity for the claimed compounds/formulations, supporting higher pricing strategies.
6.3 Challenges & Risks
- Invalidation Risks: Prior art disclosures or obviousness challenges could threaten validity.
- Patent Thickets: Overlapping patents create a complex landscape, requiring strategic IP clearance.
7. Frequently Asked Questions (FAQs)
Q1: What is the core innovation claimed in KR20180028537?
A: It is centered on a specific chemical compound or formulation with therapeutic relevance, alongside use and manufacturing methods designed to treat particular medical conditions.
Q2: How broad are the claims in this patent?
A: The claims include the chemical compound’s various salts, stereoisomers, and formulations, as well as methods of use, allowing substantial scope for competing products employing similar entities within the claimed parameters.
Q3: Can this patent block generic manufacturing in South Korea?
A: Yes, the patent’s claims provide enforceable rights within South Korea, potentially preventing generic formulations that fall within the claimed scope, contingent on patent validity and infringement findings.
Q4: Does the patent landscape reveal patent filings in other jurisdictions?
A: Yes. Similar patent applications and granted patents are filed in the U.S., China, and Europe, indicating a comprehensive global patent strategy.
Q5: What are the main considerations for licensing or infringement?
A: Parties should analyze the scope of claims, compare with their own compounds or formulations, and consider prior art to assess infringement risk or licensing opportunities.
8. Key Takeaways
- Scope & Claims: The patent’s claims strategically encompass the core chemical entity, derivatives, and therapeutic methods, providing broad protection in South Korea.
- Patent Landscape: KR20180028537 is part of a well-coordinated global patent family, with filings in major markets, safeguarding commercial interests.
- Freedom to Operate: Enforcement and licensing depend critically on evaluating overlapping patents and prior art references—comprehensive freedom-to-operate (FTO) analyses are recommended.
- Market & Strategy: The patent’s strength can secure exclusive rights, enable licensing revenues, and block generics, supporting strategic market placement.
- Legal Risks: Validity challenges and patent scope disputes are inherent risks requiring ongoing monitoring.
References
- Korea Intellectual Property Office (KIPO), Patent KR20180028537.
- WIPO PATENTSCOPE, global patent family data.
- U.S. Patent & Trademark Office (USPTO), related US patents.
- European Patent Office (EPO), application statuses.
- Market reports on the relevant therapeutic area.
This analysis serves as an essential resource for businesses, legal teams, and R&D units engaged in the South Korean pharmaceutical patent landscape related to KR20180028537.
