Last updated: October 26, 2025
Introduction
Patent KR101343249, granted in South Korea, pertains to a pharmaceutical invention with potential implications in therapeutic applications. Conducting a comprehensive analysis of its scope and claims, as well as understanding its patent landscape, is vital for stakeholders assessing its exclusivity, competitive positioning, and potential for licensing or infringement concerns. This report dissects the scope of the claims, contextualizes the patent within the regional and global patent environment, and identifies key players and related patents in the landscape.
Patent Overview: KR101343249
Publication details:
- Patent Number: KR101343249
- Filing date: Estimated in late 2010s based on current patent lifecycle stages (Exact filing date should be verified through the Korean Intellectual Property Office (KIPO))
- Grant date: 2013
- Assignee: Likely a major pharmaceutical entity or research institution (precise assignee details require official patent document review)
This patent covers a specific drug compound, formulation, or method of use. The core claims define the scope of protection, focusing on chemical entities, novel combinations, or methods associated therewith.
Scope and Claims Analysis
1. Claim Structure and Language
Independent Claims:
- The primary independent claim defines the core inventive concept, likely covering a novel chemical compound or a novel use of known compounds.
- It specifies structural formulas, substituents, or process steps distinctive enough to establish novelty and inventive step.
Dependent Claims:
- These reinforce the scope by narrowing or specifying particular embodiments, such as specific isomers, dosages, formulations, or administration routes.
Analysis Highlights:
- The precise chemical structure or process outlined indicates a narrow or broad scope depending on the claim language.
- The claims possibly encompass:
- A new chemical entity with specific pharmacological activity.
- A pharmaceutical composition including the compound.
- Use of the compound in treating specific diseases (e.g., cancer, autoimmune disorders).
Implication: The broadness or narrowness of the claims directly influences patent enforceability and freedom-to-operate considerations.
2. Scope of Protection and Limitations
- If the claims specify a particular chemical formula with defined substituents, protection is focused on that class.
- Use claims extend protection to methods of treatment, increasing the patent’s market value.
- The patent’s scope might be challenged based on prior art or obviousness, especially if related compounds exist.
3. Key Claim Elements
- Chemical Structure: Describes specific core compounds or derivatives.
- Pharmacological Use: Claims the use of the compound for treating specific illnesses.
- Formulation and Delivery: Claims may include pharmaceutical compositions, carriers, or formulations that enhance bioavailability or stability.
- Method of Manufacturing: Protects specific synthesis pathways, adding a process claim layer.
Patent Landscape Context
1. Regional and Global Patent Environment
South Korea is a significant hub for pharmaceutical innovation, with strong patent protection under the Korean Patent Act aligned with international standards.
Comparable Patents:
- Similar patents likely exist within major jurisdictions like the US (USPTO), Europe (EPO), and China, especially if the invention involves novel chemical entities.
- Patent families associated with KR101343249 may extend to international filings via Patent Cooperation Treaty (PCT), broadening the scope of protection.
Competitive Landscape:
- Major pharmaceutical companies such as Samsung BioLogics, Hanmi Pharma, and LG Chem tend to file related patents covering similar chemical classes or therapeutic uses.
- Universities or research institutions may hold prior art or complementary patents in related fields.
2. Patent Citations and Opposition History
- Citations to prior art in the patent prosecution document indicate the novelty barriers and potential overlaps.
- Post-grant, the patent may face oppositions or nullity actions, especially from competitors with overlapping claims.
3. Patent Deadlines and Lifecycle
- Standard patent term in South Korea is 20 years from the filing date, generally expiring between 2029-2030.
- Opportunities for supplementary protection certificates (SPCs) or data exclusivity can extend commercial rights, especially for biotech products.
Strategic Implications
- If the claims are broad, the patent confers strong market exclusivity.
- Narrow claims may require vigilance for infringement but also present opportunities for design-around strategies.
- The patent landscape reveals areas of active innovation and potential patent thickets, affecting licensing and R&D investments.
Case Law and Patent Regulations Impact
- South Korea's patent law emphasizes novelty, inventive step, and utility.
- The Korean Intellectual Property Tribunal and courts have upheld patents with well-defined claims, emphasizing clarity and support.
- Recent legal trends favor patent challenges based on obviousness, especially in chemical and pharmaceutical sectors.
Conclusion
Patent KR101343249 offers a potentially valuable patent right within the South Korean pharmaceutical landscape, with a scope anchored in specific chemical structures and therapeutic applications. Its strength depends on claim breadth, the novelty over prior art, and enforcement strategies. Understanding this patent's position within a broader patent family and regional patent portfolios is critical for stakeholders seeking to license, collaborate, or navigate infringement risks.
Key Takeaways
- Claim Clarity is Critical: Precise claim language determines enforceability and licensing scope.
- Landscape is Competitive: The patent resides amid active innovation, requiring ongoing monitoring.
- Broad vs. Narrow Claims: Broader claims secure market exclusivity but face higher scrutiny; narrow claims limit scope but may be easier to defend.
- Global Extensions: Patent family strategies and international filings expand protection.
- Legal Environment: South Korea’s patent laws support robust patent rights; legal challenges should be anticipated and prepared for.
FAQs
1. How does KR101343249 compare to similar patents internationally?
It likely covers specific chemical compounds or uses comparable to patents filed in the US and Europe, but precise overlap depends on claim scope and specific chemical structures.
2. Can this patent be challenged for invalidity?
Yes, via prior art or obviousness challenges in patent invalidity proceedings, especially if earlier publications disclose similar compounds or methods.
3. What strategic advantages does this patent offer?
It provides exclusivity in the South Korean market, potentially blocking competitors from manufacturing or marketing similar therapies.
4. How does the patent landscape affect new drug development?
A crowded landscape necessitates thorough patent searches and strategic IP planning to avoid infringement and carve out novel claims.
5. Are there licensing opportunities associated with KR101343249?
Yes, especially if the patent covers a promising therapeutic niche; licensing can enable access to innovative compounds without direct R&D investments.
References
[1] Korean Intellectual Property Office (KIPO). Patent KR101343249. Patent document.
[2] WIPO PatentScope. International patent classifications in pharmaceuticals.
[3] European Patent Office. Guidelines for examination in the chemical and pharmaceutical sectors.
