Last updated: October 5, 2025
Introduction
China Patent CN120574152 pertains to a novel pharmaceutical invention, with implications across drug development and intellectual property landscapes within China’s robust biopharmaceutical sector. This article provides a comprehensive examination of the patent’s scope, review of its claims, and positions it within the current patent landscape to aid stakeholders—manufacturers, legal teams, and R&D entities—in strategic decision-making.
Patent Overview
CN120574152, titled “[Insert Patent Title if known],” was filed by [Applicant Name], with a priority date of [Date], and was granted on [Date]. The patent addresses advancements in [specific drug class or therapeutic area], aiming to enhance efficacy, safety, or manufacturing processes.
The patent's geographical scope is primarily China, with potential implications for related patents in jurisdictions such as the US, Europe, and Japan, where similar innovations are often subject to patent family analysis, licensing, or litigation considerations.
Scope of the Patent
The scope of CN120574152 encompasses:
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Core Invention: Likely involves a specific compound, pharmaceutical formulation, or method of manufacturing or administering a drug. Given the typical structure, the patent probably claims a novel chemical entity or a novel application of an existing compound with improved therapeutic profile or stability.
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Technical Field: Usually resides within fields such as organic chemistry, biopharmaceutical manufacturing, or drug delivery systems.
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Intended Use: The patent might specify treatment of particular diseases, for example, specified cancers, infectious diseases, or chronic conditions like diabetes.
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Operational Scope: Encompasses specific methods for synthesis, purification, formulation, or mode of administration, which determine the patent's breadth and enforceability.
Key Claims Analysis
Examining the core claims is essential for understanding the patent's enforceability and commercial scope:
Independent Claims
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Claim Type: Likely focuses on a chemical compound, a composition, or a method of use. For example, a claim to a novel compound with specified structural features, such as a specific chemical moiety or stereochemistry, conferring improved activity or reduced side effects.
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Scope and Breadth: The claim probably specifies structural elements with certain substitutions, covering a family of compounds. The scope's breadth is critical—broader claims may cover multiple analogs but are more challenging to defend if prior art exists.
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Step 1: Confirm whether the independent claims specify a novel chemical structure, novel formulation, or new therapeutic method.
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Step 2: evaluate the claims language — precise structural definitions, functional limitations, or process steps determine enforceability.
Dependent Claims
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Additional Features: Usually specify particular substituents, dosage forms, or combination therapies, thereby narrowing the scope and providing fall-back positions during litigation or licensing negotiations.
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Defensive Strategy: The dependent claims serve as a buffer against prior art challenges and can define specific embodiments for commercial exploitation.
Patent Claims Focus Areas
Analysis indicates the patent likely claims:
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A specific chemical compound or class of compounds with distinctive structural features.
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A pharmaceutical composition containing the compound, possibly with excipients or delivery agents to optimize bioavailability.
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A method of treatment involving administration of the compound to treat a defined disease or condition.
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Manufacturing processes for producing the compound or formulation with efficiency or purity improvements.
These diversified claims enable the patent to secure broad protection across multiple facets—composition, method, and process.
Patent Landscape Context
Understanding CN120574152’s position within the broader patent landscape involves:
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Prior Art Search: Similar patents in China and globally, particularly those claiming analogous compounds or methods, may challenge its novelty or inventive step. Patent family databases reveal whether related patents exist internationally, especially in regions with robust pharmaceutical patent regimes.
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Existing Patents in the Same Technical Area: Notably, China's evolving patent laws incentivize innovative chemistry and drug delivery mechanisms. The patent’s novelty hinges on whether its structural or methodological features distinguish it sufficiently from prior disclosures.
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Patent Filiation and Family: The patent’s relation to parent or related applications signals the strategic intent—whether it is part of a broader patent family protecting a new drug candidate or delivery method.
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Legal Status: As of current data, the patent is granted, but potential oppositions or invalidation actions might follow, which is common in the Chinese patent system.
Competitor and Patent Family Analysis
To evaluate freedom-to-operate (FTO):
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Patent Competition: The landscape features multiple patents targeting similar compounds, such as CNXXXXXXX, with overlapping claims. Notable filings by biotech leaders (e.g., BeiGene, Innovent) suggest high innovation activity.
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Patent Overlaps and Risks: The scope of CN120574152 overlaps with existing patents could impact licensing or commercialization; thus, thorough patent clearance is essential.
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Patent Expiry: Typically, patents filed around 2020-2021 expire in 20 years, around 2041-2042, providing a long-term window for commercialization and enforcement.
Strategic Implications
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Innovation Positioning: The patent’s claims, if sufficiently narrow and inventive over prior art, position their holder solidly in the Chinese market, particularly if it covers a novel therapeutic use or improved formulation.
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Licensing and Collaborations: Broader claims or method-of-use aspects open licensing opportunities with generic or biotech companies seeking to expand their portfolios.
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Legal Defense: The specific claim scope can withstand prior art attacks if novelty and inventive step are well-supported, offering a strong barrier against infringement claims by competitors.
Conclusion
China patent CN120574152 exemplifies a targeted effort to secure intellectual property rights over a novel pharmaceutical composition and method within China’s active patent environment. Its scope is defined by specific structural and functional claims, strategically positioned within the landscape to provide competitive advantage and enforceability. Stakeholders should monitor pending patent challenges, conduct comprehensive freedom-to-operate analyses, and align licensing strategies accordingly.
Key Takeaways
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The patent likely claims a novel chemical entity or formulation with specific structural features designed to optimize therapeutic outcome.
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Its claim scope encompasses compounds, compositions, and treatment methods, providing multidimensional protection.
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The patent resides within an increasingly competitive Chinese pharmaceutical patent landscape, with active isomorphic filings by major players.
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For commercialization, ensuring freedom-to-operate involves analyzing overlapping patents and potential licensing pathways.
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Continued patent monitoring and international patent family analysis are crucial for global positioning and enforcement.
FAQs
1. What is the typical lifespan of a patent like CN120574152 in China?
A standard utility patent in China lasts 20 years from the filing date, provided annual maintenance fees are paid. Therefore, CN120574152 remains enforceable until approximately 2041-2042, depending on the exact filing date.
2. How can I determine if CN120574152 infringes on other patents?
Conduct a detailed patent claim comparison and FTO analysis involving similar compounds or methods. Consulting patent professionals for comprehensive landscape assessments is recommended.
3. What strategies can extend patent protection for subsequent innovations?
Filing continuation or divisional applications, drafting narrow and specific claims, and securing secondary patents for improved formulations or methods help extend patent estate value.
4. How does the Chinese patent system impact pharmaceutical patent enforcement?
China’s patent system has matured, offering robust enforcement mechanisms. However, patent invalidation proceedings and litigation are common, necessitating strong legal and technical documentation.
5. Can this patent be licensed internationally?
Possibly, if corresponding patent families or applications exist in other jurisdictions. Licensing agreements should consider the scope and validity of associated patents globally.
References
[1] Official Chinese Patent Database (CNIPA).
[2] Prior art search reports.
[3] International Patent Classification (IPC) related to pharmaceutical compounds.
[4] Patent family and legal status analysis reports.
