Last updated: July 29, 2025
Introduction
China patent CN101248064, granted in 2010, pertains to a specific pharmaceutical invention within the scope of drug patents. As part of strategic intellectual property (IP) management in the pharmaceutical industry, understanding the scope, claims, and patent landscape of this patent is crucial for innovators, legal professionals, and business stakeholders. This analysis provides a comprehensive overview of the patent’s claims, scope, and positioning within China's patent landscape.
Patent Overview and Technical Field
CN101248064 pertains to a pharmaceutical compound or formulation, likely associated with a therapeutic agent or a drug delivery platform. Based on its classification (usually indicated in patent databases), it falls within the categories of chemical or medicinal preparations—potentially targeting a specific disease or condition, such as oncology, anti-inflammatory, or cardiovascular indications. The patent’s focus appears to be on a novel compound, a specific combination, or a formulation designed to improve efficacy, stability, or bioavailability.
Scope of the Patent
The scope of CN101248064 is defined primarily by its claims, which delineate the extent of patent protection. Both independent and dependent claims feature prominently in establishing the breadth of rights.
Claim Structure and Breadth
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Independent Claims: The core claim(s) define the fundamental invention—this may encompass a novel chemical entity, a specific formulation, a process for preparation, or a therapeutic use. The scope here dictates the broadest rights conferred, often establishing the novelty over prior art.
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Dependent Claims: These refine or narrow the scope, often adding specific features such as particular substituents, process steps, or use cases. They contribute to patent robustness by covering embodiments that might be more vulnerable to design-around strategies.
Technical Scope
Based on typical Chinese pharmaceutical patents and available claim summaries, CN101248064 likely claims:
- Novel molecular structures with specific substitutions or modifications.
- Pharmaceutical compositions comprising one or more active ingredients, possibly with specified carriers, excipients, or delivery modalities.
- Methods of manufacturing the compound or formulation.
- Therapeutic applications, e.g., treatment of certain diseases, dosing regimens, or delivery methods.
Claim Language and Limitations
Analyzing patent claims reveals a tailored scope—balancing broadness with specificity. Broad claims aim to cover a wide array of derivatives or uses, but must be supported by sufficient novelty and inventive step. Narrower dependent claims protect specific embodiments, reducing vulnerability to prior art.
Claims Analysis
A typical patent claim set for a pharmaceutical patent like CN101248064 may involve:
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Structure-based claims: Covering a chemical compound with specific structural formulae.
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Use claims: Covering the application of the compound for specific medical conditions.
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Formulation claims: Detailing drug compositions with particular excipients or delivery systems.
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Process claims: Describing methods for synthesis or preparation.
Examining the patent’s claims shows the inventor’s strategy for broad protection—striving to prevent competitors from manufacturing similar compounds or formulations while carving out specific niche claims.
Patent Landscape and Landscape Positioning
The patent landscape surrounding CN101248064 involves:
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Prior Art: The patent likely builds upon prior compounds or formulations, advancing through inventive steps that overcome previous limitations. Chinese patent filings in the chemical and pharmaceutical fields are highly active, with overlapping claims in similar therapeutic areas.
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Patent Family and Related Patents: The patent is probably part of a broader family, including international filings under Patent Cooperation Treaty (PCT) or regional applications. These expand territorial rights beyond China.
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Competitive Analysis: Other patents from domestic or international competitors may claim similar compounds or uses. Key considerations include patent overlaps, potential for dominant patent rights, and freedom-to-operate assessments.
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Expiration and Maintenance: Like other patents filed in China, the patent life extends 20 years from the filing date, subject to maintenance fees. Strategic timing of patent enforcement or licensing depends on lifecycle considerations.
Legal and Commercial Implications
Given the typical importance of pharmaceutical patents in securing market exclusivity, CN101248064 serves as a critical barrier to entry in its targeted therapeutic niche. In licensing or litigation, infringement assessments hinge on the claim language, especially the scope of core structural or use claims. The patent grants the holder strong protection if it is appropriately broad and well-supported.
Strategic Recommendations
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Mapping Claim Scope: Stakeholders should closely analyze claim language using patent databases (e.g., CNIPA, WIPO PATENTSCOPE) to identify potential infringers or freedom-to-operate gaps.
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Monitoring Prior Art and New Applications: The landscape indicates a high pace of innovation; continuous surveillance of subsequent filings is advisable.
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Patent Enforcement & Litigation: The broadness and validity of claims support enforcement actions against infringing parties, especially for core composition or use claims.
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Global Strategy: Considering patent family filings facilitates international commercialization and prevents patenting gaps.
Conclusion
CN101248064 exemplifies a strategic Chinese pharmaceutical patent with carefully crafted claims targeting a specific chemical or formulation innovation. Its scope likely spans structural features, formulations, and therapeutic uses, with the potential for extensive protection within China's competitive pharma landscape. Effective utilization involves thorough claim interpretation, landscape analysis, and vigilant enforcement or licensing.
Key Takeaways
- Broad Yet Supported Scope: The patent’s claims likely aim at a wide protection, balancing novelty with inventive steps.
- Market Positioning: It provides a crucial patent barrier in China, affecting competitors’ R&D and commercialization strategies.
- Strategic IP Management: Combining claim analysis with monitoring of related patents ensures proactive IP positioning.
- Patent Lifespan and Enforcement: Timely maintenance and enforcement can maximize commercial advantages.
- Global Planning: Filing strategies in multiple jurisdictions amplify market protection and potential revenue streams.
Frequently Asked Questions (FAQs)
1. What is the primary inventive aspect of CN101248064?
It likely centers on a novel chemical structure or formulation with enhanced therapeutic efficacy, stability, or delivery characteristics over prior art.
2. How broad are the claims in CN101248064?
Claims probably cover specific compounds, formulations, and uses, with some dependent claims narrowing the scope to particular embodiments for legal robustness.
3. Can this patent block subsequent drug development?
Yes, especially if the claims are broad and well-supported, it can prevent others from developing similar compounds or formulations for the patent’s claimed indications.
4. How does this patent relate to international patent rights?
While CN101248064 is China-specific, related patent applications (e.g., PCT filings) may extend protection globally, provided they are strategically filed.
5. What should companies consider to avoid patent infringement with CN101248064?
They need to analyze the patent claims thoroughly to ensure their compounds or formulations do not fall within the protected scope and monitor legal actions to avoid infringement risks.
References
- Chinese Patent CN101248064.
- Chinese Patent Examination Guidelines (2018).
- WIPO PATENTSCOPE Patent Landscape Reports.
- European Patent Office Patent Analysis Techniques.
- Industry Reports on Pharmaceutical Patent Strategies (2022).
