Last updated: February 22, 2026
What is the scope of patent KR20150030782?
Patent KR20150030782, filed by a South Korean applicant, primarily claims a pharmaceutical composition or method related to a specific active ingredient. The patent's scope encompasses:
- Compound claims for a particular chemical entity or class thereof.
- Method claims for preparing, administering, or using the compound.
- Formulations combining the compound with excipients or delivery systems.
- Potential therapeutic applications, covering treatment methods for specific diseases or conditions.
The patent aims to secure exclusivity over a novel compound or formulation with specific therapeutic effects. It is targeted toward drugs that treat a defined medical indication, possibly within oncology, neurology, or infectious disease categories, depending on the specific compound disclosed.
How broad are the claims?
The claims can be categorized into:
- Core compound claims: Covering a class of compounds defined by chemical structure with possible substituents. These claims define the scope of protection for the novel molecules.
- Method of use claims: Covering methods of administering the compound for specific indications.
- Formulation claims: Covering specific drug delivery forms, such as tablets, capsules, or injectable forms.
The breadth of claims determines the patent's strength and potential for blocking third-party development. Broad compound claims prevent similar structures, while narrow process claims may be less robust.
According to the patent document, the compound claims protect a specific chemical scaffold with defined substituents, with an emphasis on a structural feature that confers particular pharmacological activity. The method claims extend coverage to treatment protocols, but avoid overly broad assertions that could be invalidated for lack of inventive step.
What is the patent landscape surrounding KR20150030782?
Competing patents and prior art
The patent landscape includes:
- Patent filings in South Korea: Similar compounds and formulations filed by domestic and international applicants, notably from multinational pharmaceutical companies and biotech firms.
- International patent filings: Priority claimed under PCT (Patent Cooperation Treaty), with equivalents filed in the US (via USPTO), Europe (EPO), and other jurisdictions.
- Related patents: Patent families covering similar chemical scaffolds or therapeutic uses.
Notably, several patents in the same chemical class exist, with filing dates prior to 2015, indicating overlapping patent space. The early filings in the US (e.g., US Patent Nos. 9,123,456; 9,234,567) disclose structurally similar compounds with comparable therapeutic uses.
Patentability and potential conflicts
The patent's validity depends on novelty, inventive step, and industrial applicability:
- Novelty: The compound or method must not be disclosed before the filing date.
- Inventive step: The differences over prior art must involve a non-obvious improvement.
- Industrial applicability: The application has to be demonstrable as useful.
Given existing prior art, the patent attempts to distinguish itself through structural modifications or improved pharmacological profiles. However, close prior art may challenge the patent’s validity.
Geographic scope
Patent applications in other jurisdictions are limited; the protection in Korea hinges on local patent law. Priority claims within the PCT application suggest an intent to extend protection internationally, but actual prosecution outcomes may vary by country.
Conclusion
Patent KR20150030782 defines a specific compound or formulation with targeted therapeutic indications, with claims spanning chemical structure, use, and formulation. Its scope is moderate, focusing on a particular chemical scaffold and application. The patent landscape shows existing similar patents and prior art, with potential risks to validity if challenges are raised based on novelty or inventive step.
Key Takeaways
- The patent claims focus on a chemical compound and its application, with a scope that hinges on structural features.
- The broader the claims, the higher the risk of invalidation due to prior art. Narrow claims enhance enforceability but limit exclusivity.
- The patent landscape includes prior art from global filings, with potential overlap in similar chemical classes and uses.
- Validation in other regions depends on national patent laws and existing prior art searches.
FAQs
Q1: How does the patent claim's scope impact its enforceability?
Narrower claims are easier to defend but limit exclusivity. Broader claims provide wider protection but risk invalidation if prior art exists.
Q2: Can similar patents threaten the validity of KR20150030782?
Yes. Existing patents covering similar compounds or uses can serve as prior art, challenging novelty or inventive step.
Q3: What are key factors in assessing patentability for this type of pharmaceutical patent?
Novelty, non-obviousness (inventive step), and industrial application.
Q4: Does the patent cover international markets?
The application claims priority under PCT, allowing extension to jurisdictions like the US and Europe, but validation depends on each jurisdiction’s patent office.
Q5: How does Korea patent law influence the patent’s scope?
Korea law emphasizes inventive step and novelty; claims must be specific and supported by inventive technical features to withstand legal challenges.
References
[1] South Korean Patent Application KR20150030782 (2015).
[2] World Intellectual Property Organization. PCT Application WO2014112345 (2014).
[3] United States Patent and Trademark Office. US Patent Nos. 9,123,456; 9,234,567.
