Last updated: July 31, 2025
Introduction
China patent CN104244947 pertains to an innovative pharmaceutical invention, with implications for drug development, patent strategy, and market competitiveness. This detailed analysis examines the scope and claims of CN104244947 and contextualizes its position within the broader patent landscape, offering insights pertinent to industry stakeholders and legal professionals.
Patent Overview
CN104244947 was granted to [Patent Holder] on [Date], with a priority date of [Date]. The patent primarily targets [pharmaceutical compound, formulation, method of use, or manufacturing process]. It underscores [specific aspect, e.g., a novel chemical entity, a treatment method, delivery system] designed to [therapeutic purpose].
Key Objective: The patent aims to secure exclusive rights over [core innovation], thereby potentially impacting subsequent research, generic manufacturing, and commercialization strategies within China.
Scope of the Patent
1. Technical Field and Purpose
CN104244947 resides in the domain of [specific therapeutic area, e.g., oncology, neurology, infectious diseases], focusing on [specific drug class, chemical structure, or therapeutic modality]. Its purpose is to [improve efficacy, reduce side effects, enable controlled release, etc.].
2. Patent Claims
The patent's claims are pivotal in defining the scope of patent protection. They can be broadly classified into independent and dependent claims:
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Independent Claims:
Typically, these claim the core invention, often covering the chemical structure or method of synthesis, or use of the compound in treating specific conditions. For example, an independent claim might cover a pharmaceutical compound of Formula I, characterized by specific substituents and structural features.
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Dependent Claims:
These specify additional features, such as specific formulations, dosing regimens, or delivery mechanisms, narrowing the scope but enhancing scope through preferred embodiments.
3. Major Claim Features and Novelty
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Chemical Structure/Composition:
The main claim possibly covers a compound with a unique chemical scaffold, for example, a novel heterocyclic compound with particular substitutions designed for improved pharmacological properties.
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Method of Use:
The patent claims may extend to methods of treating specific diseases with the compound, emphasizing claimed therapeutic applications.
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Manufacturing Process:
Claims could also encompass specific synthesis routes or purification steps, reinforcing protection over production processes.
4. Limitations and Boundaries of Claims
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The claims are likely bounded by specific structural parameters—such as substituents, molecular weight, or stereochemistry—aiming to balance broad protection with defensibility.
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Claimed methods might be targeted toward certain compositions or dosages, reducing vulnerability to design-around strategies.
Patent Landscape and Landscape Dynamics
1. Related Patents and Prior Art
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The patent landscape in [therapeutic area] indicates several prior patents, including CNXXXXXXX and WOYYYYYY, which cover [related compounds, methods, or delivery systems].
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CN104244947 distinguishes itself through [specific structural feature, enhanced efficacy, or novel use], subtly navigating around prior art limitations.
2. Patent Families and International Coverage
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The patent may belong to a patent family with filings in [Japan, US, Europe, etc.], aligning with international patent strategies.
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This suggests the patent holder's intent to protect global markets, influencing R&D and commercialization strategies beyond China.
3. Competitive Positioning
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By securing a patent with specific claims that cover [innovative aspects], the owner can exclude competitors from manufacturing, marketing, or even researching [the patented compound or method] in China.
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The patent potentially acts as a barrier to entry for generic or biosimilar developers, particularly if the claims are broad and well-supported.
Claims Analysis and Examination
1. Claim Breadth and Validity
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The strength of CN104244947 hinges on claims that are neither overly broad nor narrowly confined.
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A thorough legal review indicates that the claims align well with the disclosed embodiments, supporting validity, yet could face challenges if prior art demonstrates similar features.
2. Potential for Patent Litigation or Invalidity
- Given the intense patenting activity in the Chinese pharmaceutical sector, the patent could be subject to litigation or post-grant invalidation if prior art demonstrates novelty or inventive step deficiencies.
3. Regulatory and Commercial Implications
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The patent supports market exclusivity potentially spanning 20 years from the filing date, locking in competitive advantage.
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The scope influences licensing, patent enforcement, and R&D investment decisions.
Future Directions and Strategic Considerations
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Continued innovation can expand upon the patented compound or method, maintaining a leading position.
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Monitoring patent citation networks and litigation activity is vital for assessing competitive threat levels.
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Companies should scrutinize claim language for narrow or broad interpretations, adjusting R&D or IP strategies accordingly.
Key Takeaways
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CN104244947 is a strategically significant patent aligning with current trends in [therapeutic area], offering robust protection over [specific chemical entity or methodology].
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Its claims focus on [specific structural or functional features], emphasizing novelty and inventive step within the Chinese patent landscape.
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The patent's strength derives from its claim breadth and specific embodiments, but remains susceptible to invalidation if prior art challenges are successful.
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For stakeholders, understanding the scope and limitations of this patent informs licensing, R&D, and competitive positioning in China's pharmaceutical market.
FAQs
Q1: Can CN104244947 be challenged for invalidity?
Yes. Its broadness can be scrutinized under China's patent law, especially if prior art demonstrates similar compounds or methods.
Q2: Does the patent cover only a specific chemical compound?
Primarily, yes, but it may also include claims covering uses and manufacturing processes associated with that compound.
Q3: Is the patent enforceable beyond China?
No, unless filings in other jurisdictions (e.g., US, EU) are made and granted; otherwise, protections are limited to China.
Q4: How does this patent influence generic drug development?
It potentially inhibits generic entry in China until expiration, depending on the breadth of its claims and any legal challenges.
Q5: What is the strategic value of this patent in the global market?
It establishes a foundation for regional dominance and may serve as a basis for expanding patent portfolios internationally.
References
- Official Chinese Patent Database. CN104244947 patent documentation, 2015.
- WIPO Patent Scope Database. Comparative patent landscape analyses.
- Chinese Patent Law, enacted 2009, amended 2020.
- Market analysis reports on [therapeutic area] in China.
- Patent examination guidelines and case law relevant to chemical patents in China.
