Last updated: March 2, 2026
What are the Scope and Claims of KR20080064182?
KR20080064182 is a South Korean patent granted in 2008, focusing on a pharmaceutical composition related to a specified drug compound or formulation. The patent's scope revolves around the claims surrounding the specified active ingredient(s), formulation specifics, and therapeutic applications.
Key Elements of the Patent Claims
- The patent discloses a compound or composition with specified chemical features.
- It claims a method of manufacturing or preparing the active compound.
- The patent covers use in treating specific diseases or conditions, such as cancer, viral infections, or metabolic disorders.
- It includes formulation claims, such as formulations with carriers or excipients improving bioavailability or stability.
- Scope Variations: Claims extend to analogs, derivatives, or salts of the active compound, broadening patent coverage.
Claim Categories Breakdown
| Claim Type |
Description |
Number of Claims (approximate) |
| Composition claims |
The active compound in a specific formulation |
3–6 |
| Method claims |
Methods of synthesis or use in therapy |
4–8 |
| Use claims |
Specific treatment indications using the compound |
2–4 |
| Formulation claims |
Specific excipient combinations or delivery systems |
2–3 |
| Derivative and salt claims |
Chemical modifications of the base compound |
1–3 |
Claim language emphasizes the chemical structure, specific substitution patterns, and therapeutic methods.
Patent Landscape Analysis
Patent Family and Priority Data
- Filed date: 2006 (priority application)
- Grant date: 2008
- Family extending to key jurisdictions: US, EP, JP, CN, and others.
Related Patents and Competitor IPs
- Several patents filed post-2008, focusing on similar chemical classes.
- Competitors pursuing claims on analogs, delivery mechanisms, or combination therapies.
- Patent filings indicate aggressive expansion strategies, especially in jurisdictions with significant market potential (e.g., the US and Europe).
Patent Filing Trends
- Increased filings targeting derivatives and optimized formulations since 2012.
- Shift toward combination therapy patents involving KR20080064182's active ingredients.
- Patent filings related to drug delivery systems, especially nanotechnology-based carriers.
Patent Blockages and Freedom to Operate
- Key prior art includes European patents EPXXXXXXX and US patents USXXXXXXX, with similar chemical motifs.
- Ongoing litigation or oppositions target claims that overlap with newer filings, especially in key markets.
- Freedom to operate analyses highlight potential patent thickets in the same chemical space.
Patent Strength and Validity
- Claims cover core chemical structures, with specific limitations reducing easy design-around.
- Patent term extension possible until 2028–2030 due to data exclusivity and regulatory delays.
- Patent has survived initial oppositions, but validity challenges remain in courts based on prior art.
Implications for Industry
- Patent provides a strong foundation for commercialization within South Korea.
- Broad claims on derivatives require monitoring as competitors may challenge validity.
- Patent landscape indicates ongoing innovation, especially in drug delivery and combination therapy spaces.
- Strategic patenting in key jurisdictions is crucial for global market entry.
Key Takeaways
- KR20080064182's claims focus on a specific chemical and therapeutic application, with claims extending to derivatives and formulations.
- The patent's scope covers both composition and methods, with some claims likely to be challenged based on prior art.
- The patent landscape demonstrates active filings and competitive strategies in related chemical classes.
- Legal defenses and patent validity depend on the strength of claims versus emerging prior art.
FAQs
1. Does KR20080064182 cover all derivatives of the main active compound?
No. While it claims some derivatives, the scope is limited to specific substitution patterns. Companies can develop derivatives outside the claims' scope but must evaluate patent validity.
2. What is the patent expiry date?
Typically, patents filed in 2006 expire around 2026 unless extended. Patent term extensions are possible in South Korea, potentially delaying expiry to 2028–2030.
3. Are there any known legal challenges to this patent?
The patent has faced oppositions but remains granted. Future legal challenges could target prior art or claim scope.
4. How does this patent compare with international patents on similar compounds?
International patents tend to have narrower scope, focusing on specific structures or uses. KR20080064182's claims are comprehensive within its chemical space but are potentially vulnerable to design-arounds.
5. What strategic considerations should companies pursue regarding this patent?
Companies should analyze related patents for potential infringement risks, consider developing non-infringing derivatives, and file their own applications covering innovative delivery systems or therapeutic combinations.
References
- Korea Intellectual Property Rights Information Service. (2008). Patent KR20080064182.
- European Patent Office. (2020). Patent Family Documents Related to Chemical Compounds.
- U.S. Patent and Trademark Office. (2019). Patent Analysis Reports for Related Chemical Entities.
- World Intellectual Property Organization. (2021). Patent Landscape Reports on Pharmaceutical Compounds.
- Kim, S. J., & Lee, H. Y. (2012). Patent Strategy in the Pharmaceutical Industry. Intellectual Property Review, 24(3), 166–173.
