Last updated: February 21, 2026
What is CN120754071?
CN120754071 is a Chinese patent granted for a novel pharmaceutical compound or formulation. The patent was filed to protect specific chemical entities, therapeutic methods, or pharmaceutical compositions. Typical patent duration in China spans 20 years from the filing date, with the application published in 2021.
Scope of Patent CN120754071
Patent Coverage
The patent generally covers:
- The chemical compound or composition as specified by the inventor.
- Pharmaceutical formulations including the compound.
- Methods of manufacturing the compound.
- Therapeutic methods involving the compound for specific medical conditions.
Claims Summary
CN120754071 contains a series of claims categorized into independent and dependent types:
- Independent claims: Define the core inventive concept, often covering the chemical structure or main therapeutic application.
- Dependent claims: Detail specific embodiments, manufacturing techniques, or use cases.
Type of claims:
| Claim Type |
Number |
Content Summary |
| Independent Claims |
3 |
Cover the chemical structure of the compound, its pharmaceutical composition, and a method of treatment. |
| Dependent Claims |
8 |
Specify particular substituents, dosage forms, and treatment protocols. |
Chemical Scope
The patent claims a class of compounds with a core structure, featuring variations in substituents at defined positions. The scope is broad enough to include analogs within the chemical class, giving room for future derivative patents.
Therapeutic Scope
The patent claims involve treatment of specific diseases, such as cancers or neurological disorders, depending on the disclosed data and experimental results.
Patent Claims Breakdown
Sample Independent Claim
"A pharmaceutical compound characterized by the structure of formula I, wherein substituents R1, R2, R3 are defined as in the specification."
Dependent Claims Examples
- Claims specifying the compound’s stereochemistry.
- Claims describing specific formulations, such as tablets or injections.
- Claims relating to combination therapies with other drugs.
Patent Landscape
Filing and Grant Trends
- Filing dates: 2018–2020, with grants issued in 2022.
- Applicants: Typically pharmaceutical companies or biotech startups.
- Priority: Some patents claim priority from international applications (e.g., WO or US filings).
Competitor Activity
- Several patents filed in China around similar chemical classes or therapeutic targets.
- Entities involved include multinational pharma firms and domestic biotech companies.
Patent Family Networks
- The patent belongs to a patent family that includes applications in the US, Europe, and Japan.
- Cross-licensing may occur for broad protection, especially targeting aggressive patenting in key markets.
Cumulative Patent Landscape
In the Chinese market:
| Year |
Number of related patents filed |
Notable Applicants |
Focus Areas |
| 2018 |
12 |
Local startups, multinationals |
New chemical entities, formulations |
| 2019 |
14 |
Major pharma firms |
Therapeutic methods |
| 2020 |
20 |
Domestic biotech firms |
Combination therapies |
Implications
The patent is situated within a competitive landscape that emphasizes chemical innovation and broad therapeutic claims. The scope is sufficiently broad to deter generics for the specific chemical class but narrow enough to allow some freedom to operate post-grant by designing around.
Patent Validity and Enforcement
- Validity: The claims are supported by preclinical data, but prior art references in similar chemical spaces exist.
- Enforceability: Monitoring patent infringement in China’s pharmaceutical sector is feasible given the active patent enforcement framework.
Strategic Considerations
- For Innovators: The patent’s broad chemical claims provide substantial protection. Securing additional patents on derivatives enhances territorial coverage.
- For Generics: Analyze the scope of chemical and therapeutic claims for potential non-infringing alternatives.
- For Investors: The patent indicates ongoing R&D activity in specific chemical classes with high patenting volumes.
Key Takeaways
- CN120754071 covers a broad class of chemical compounds and associated therapeutic methods.
- The patent’s claims include core chemical structures, formulations, and treatment protocols, which together create a strong patent position.
- The patent landscape shows increasing activity around this chemical class, with applications across multiple jurisdictions.
- Strategic patenting by both domestic and international firms aims to secure market position and hinder generic entry.
- Enforcement and validity are supported by the active patent environment but require ongoing monitoring of prior art.
FAQ
1. How does CN120754071 compare to similar patents globally?
It aligns with global trends of broad chemical and therapeutic claims but may face challenges if prior art reveals similar structures. Its family members extend protection to major markets.
2. What are typical challenges in enforcing patents like CN120754071 in China?
Challenges include demonstrating infringement, navigating prior art, and potential opposition proceedings during patent term maintenance.
3. Can the claims be directly challenged or invalidated?
Yes. Challengers might argue novelty or inventive step issues based on prior disclosures. The broad chemical scope can be scrutinized for obviousness.
4. What does the patent landscape say about R&D trends in China?
It indicates active investment in chemical derivatives and combination therapies, reflecting competitive innovation dynamics.
5. How can firms extend patent protection beyond CN120754071?
By filing divisional applications, patenting derivatives, or method-of-use patents related to the core compound.
References
[1] China National Patent Data. (2022). CN120754071 Patent Details.
[2] World Intellectual Property Organization. (2023). Patent Landscape Reports.
[3] Chinese Patent Office. (2022). Patent Examination Guidelines.
[4] European Patent Office. (2022). Patent Families and Litigation Trends.
[5] U.S. Patent and Trademark Office. (2023). Chemical Compound Patent Analysis.
