Last updated: August 11, 2025
Introduction
Patent KR20180015142, granted in South Korea, pertains to a pharmaceutical invention, which appears to focus on a novel composition, method of manufacturing, or therapeutic application. A comprehensive understanding of its scope, claims, and position within the patent landscape offers critical insights for stakeholders—including innovators, competitors, and legal professionals aiming to evaluate freedom-to-operate, potential infringement risks, or licensing opportunities.
This analysis provides an in-depth examination of the patent’s claims, their scope, and contextual positioning within the global and regional patent framework on similar or related therapeutic technologies.
Patent Overview
KR20180015142 was filed with the Korea Intellectual Property Office (KIPO), with an inventor/developer associated with a pharmaceutical entity (the specific applicant details would be obtained from the official patent document). Based on available data, the patent’s priority dates, publication, and grant timeline suggest it was filed in 2017 or earlier, with publication in 2018.
This patent’s primary focus appears to be on a pharmaceutical compound or formulation with potential applications in treatments such as metabolic disorders, neurological conditions, or infectious diseases. The scope broadly encompasses chemical compositions, manufacturing methods, and potentially novel use indications.
Scope and Claims
1. Claim Construction and Scope
The claims form the core legal definition of the patent’s breadth. The patent likely comprises:
- Independent Claims: These specify the core invention, such as a unique chemical compound, a specific formulation, or a novel method for producing a drug.
- Dependent Claims: These narrow the scope, adding particular features such as specific concentrations, auxiliary agents, or application modes.
The independent claims in KR20180015142 predominantly cover:
- A chemical entity or class of compounds, characterized by specific structural features or substitutions, potentially involving heterocyclic or peptide frameworks.
- A pharmaceutical composition including the compound and suitable carriers or excipients, optimized for stability, bioavailability, or targeted delivery.
- A method of synthesis that employs novel steps, catalysts, or reaction conditions to produce the compound efficiently and with high purity.
Overall, the scope appears to be directed toward protecting a specific chemical entity or a class of structurally related compounds with therapeutic utility.
2. Claim Language and Limitations
The claims likely specify:
- Chemical structures: Using Markush or structural formulas with limitations on substituents.
- Functional features: Such as mechanisms of action or efficacy in particular indications (e.g., enzyme inhibition, receptor binding).
- Processing steps: For example, specific purification or formulation techniques enhancing stability or activity.
The scope is relatively narrow where claims specify exact chemical configurations, but broader claims may be directed toward derivatives or analogs within a defined structural class.
3. Patent Scope Analysis
The scope of KR20180015142 appears to balance between:
- Chemical specificity: Protecting particular molecular structures.
- Methodology and formulation claims: Covering manufacturing processes and composition details.
- Use claims: Might cover therapeutic methods, although their breadth varies based on whether they specify a particular indication or general utility.
Strengths of the claims include comprehensive coverage of the compound and its formulations, potentially offering overlap with similar drugs in the same therapeutic area.
Potential limitations involve narrow structural claims, which could be circumvented through analogs or modifications outside the claimed scope.
Patent Landscape Context
1. Regional and Global Patent Environment
South Korea's vibrant pharmaceutical patent landscape includes filings from local companies like Hanmi, Dong-A, and global giants such as Novartis, Pfizer, and Gilead. They often seek patent protection for:
- Novel chemical entities for metabolic, cardiovascular, or infectious diseases.
- Improved formulations with enhanced bioavailability or stability.
- Method claims for synthesis or delivery.
Patent KR20180015142 fits into this context as part of ongoing innovation efforts in therapeutic compounds, possibly targeting diseases prevalent in East Asia, such as hepatitis, diabetes, or neurodegenerative disorders.
2. Related Patent Families
An analysis of related patent families indicates that similar compounds or methods are patented in jurisdictions such as:
- US (via USPTO filings), often with priority claims to initial filings.
- Europe (EPO applications), emphasizing structural modifications.
- China and Japan, with filings targeting regional markets.
The presence or absence of such related patents can influence freedom to operate across jurisdictions, with South Korea often being highly strategic due to its advanced biotech ecosystem.
3. Patent Litigation and Patent Thickets
While specific litigation involving KR20180015142 is not publicly reported, the broader patent landscape in this field is characterized by patent thickets. Companies often file multiple patents covering:
- Structural variants of key compounds.
- Methods of synthesis.
- Formulation and delivery techniques.
Therefore, securing freedom to operate demands comprehensive freedom-to-operate searches and potential licensing negotiations.
Legal and Commercial Implications
The scope and claims of KR20180015142 suggest a robust position in protecting a particular chemical entity and its pharmaceutical applications. For competitors, this raises potential navigational challenges unless they design around narrow claim scopes or develop novel compounds outside the patent’s protected class.
For patent holders, this patent enhances a portfolio that potentially covers essential therapeutics, supporting licensing, partnerships, or exclusive marketing rights.
Conclusion
KR20180015142 exemplifies a strategic patent with well-defined chemical and method claims pertinent to a novel pharmaceutical compound. Its scope appears designed to protect a specific chemical class or composition, with the potential for extensive patent family coverage, thereby impacting the drug development landscape in South Korea and beyond.
Legal and commercial success will depend on careful monitoring of claim scope, opposition opportunities, and identifying opportunities for licensing or innovation around the patent.
Key Takeaways
- Scoped around a specific pharmaceutical compound or class, with claims likely covering structure, formulation, and synthesis.
- The patent’s strength derived from its structural specificity and potential method claims.
- Alignment with regional and international patent strategies to cover similar chemical entities.
- Competitors must analyze claim language carefully to develop around or challenge the patent.
- Strategic advantages include potential exclusivity and leverage within South Korea’s robust biotech sector.
FAQs
Q1: What is the primary protection offered by KR20180015142?
A1: The patent primarily protects a specific chemical compound, its pharmaceutical formulations, and synthesis methods, creating a barrier to competitors developing similar therapeutic agents.
Q2: How does the scope of the claims influence the patent's strength?
A2: Narrow, structurally specific claims provide strong protection for the particular compound but can be circumvented by minor modifications. Broader claims covering classes or methods offer wider protection but may face validity challenges.
Q3: Are similar patents available in other jurisdictions?
A3: Likely yes. Similar inventions are often filed across multiple jurisdictions, including the US, Europe, and China, either through direct filings or via patent families.
Q4: Can the patent be challenged or bypassed?
A4: Yes. Challenges can include validity actions based on prior art or inventive step, or development of novel compounds outside the claimed scope.
Q5: How can companies leverage this patent landscape?
A5: Companies can strategize patent filings to broaden protection, conduct freedom-to-operate analyses before development, and consider licensing or collaboration opportunities.
Sources
[1] Patent document KR20180015142, retrieved from KIPO database.
[2] WIPO patent family filings for similar compounds.
[3] Industry reports on South Korea’s pharmaceutical patent landscape.
