Last updated: July 28, 2025
Introduction
Japan patent JP2011092752 pertains to a medical or pharmaceutical invention, registered within the universe of biopharmaceuticals or drug formulations. As with many patents in this domain, understanding the scope, claims, and landscape surrounding JP2011092752 is critical for stakeholders including pharmaceutical companies, patent attorneys, and research entities aiming to navigate competitive and innovative terrain.
This analysis delves into the detailed scope and claims of JP2011092752, contextualizes its positioning within the patent landscape, and highlights strategic considerations for licensing, research, and legal challenges.
Patent Overview and Filing Context
JP2011092752 was filed in Japan, with publication date in 2011, indicating an application likely filed approximately around 2009-2010. Such patents are typically aimed at protecting novel pharmaceutical compounds, formulations, or methods of treatment. Its content, as typical in this sector, may involve therapeutic agents, delivery methods, or specific compositions for treating particular conditions.
While a direct copy of the application's full text is not provided, in analyzing scope and claims, one can extrapolate common features based on similar patents in the drug patent landscape and the typical structure of patents in the Japanese patent system.
Scope of the Patent
The scope of JP2011092752 primarily hinges on the claims and the description provided by the applicant. Generally, an inventive scope in such patents addresses:
- Novel compounds or chemical entities with specific pharmacological activity.
- Specific formulations that enhance bioavailability, stability, or reduce side effects.
- Methodology of treatment involving the administration of the compound.
- Delivery systems tailored for targeted or sustained release.
For JP2011092752, the scope likely emphasizes a novel drug candidate, possibly a pharmaceutical compound with specific structural features or a unique therapeutic mechanism. It may encompass a broad class of compounds within a genus, with specific substitutions or modifications claimed to confer effective treatment or advantageous pharmacokinetics.
In the context of patent law, scope is primarily defined by the claims. Claims can be:
- Independent claims describing the core invention.
- Dependent claims refining or specifying particular embodiments.
Claims Analysis
While specific claim language requires access to the full patent document, typical claims in a drug patent such as JP2011092752 generally follow these patterns:
1. Structural or Chemical Composition Claims
Claims likely define compounds or classes with specific formulae, such as:
- "A compound of the formula (I), wherein R1, R2, and other substituents are as defined..."
- These claims establish the chemical novelty, focusing on specific substituents, stereochemistry, or core structures.
2. Method of Treatment Claims
Claims may specify:
- "A method of treating [disease], comprising administering an effective amount of the compound..."
- These generally specify conditions like cancer, neurodegenerative diseases, or infectious diseases, depending on the compound's intended use.
3. Formulation and Delivery Claims
Claims may cover:
- Specific formulations—e.g., oral tablets, injections, sustained-release systems.
- Delivery methods that improve pharmacokinetic profiles.
4. Combination Claims
Claims may include the co-administration of the compound with other agents, reflecting combination therapies.
Claim Scope Particulars:
Claims in such patents usually aim for broad coverage, for instance:
- Covering any substituted derivative fitting a particular chemical framework.
- Encompassing any method involving the compound for treating specific conditions.
Claim Language Nuances:
To evaluate the scope critically, key phrases include:
- "Comprising" – indicates open-ended coverage.
- "Essentially free of" – limits scope to exclude certain components.
- "Uniformly distributed" – for formulations, indicating specific dispersion features.
Patent Landscape and Competitor Positioning
The patent landscape surrounding JP2011092752 involves analyzing:
1. Prior Art and Related Patents
Prior art includes earlier patents or publications on similar chemical entities or therapeutic methods. Similar Japanese patents or international patent applications (e.g., WO, US, EP) would constitute closely related prior art.
2. Subsequent Applications and Patent Families
Follow-up filings might be found in:
- Patent families worldwide, highlighting international protection efforts.
- Divisional or continuation applications extending coverage.
3. Patent Challenges and Litigation
Potential for patent challenges exists if prior art anticipates or renders the patent obvious, or if claim scope overlaps with existing patents. Japanese patent law, aligning with the Patent Law of Japan, emphasizes novelty and inventive step.
4. Competitive Landscape
Major pharmaceutical players likely engaged in similar patent filings at the point of invention, targeting the same therapeutic area. Patent filings in jurisdictions such as Japan, US, Europe, and China are key for global positioning.
5. Enforceability and Patent Life
Given its publication in 2011, the patent would typically be enforceable until approximately 2031, assuming standard 20-year patent terms from filing.
Strategic Implications
For Innovators and Patent Holders:
- Broad claims may offer robust protection, but narrower dependent claims could be challenged for validity.
- Overlapping claims from prior art necessitate thorough freedom-to-operate analyses.
For Competitors:
- Examining the specific claims allows identifying potential design-around strategies.
- Mapping the patent family helps determine unclaimed aspects or narrower alternative embodiments.
For Legal and R&D Teams:
- Monitoring subsequent citations and legal statuses affirms patent strength.
- Analyzing claim scope guides R&D efforts in designing novel, non-infringing compounds.
Conclusion
JP2011092752 frames a comprehensive patent—likely encompassing novel chemical compounds or therapeutic methods—within the broader context of Japan’s pharmaceutical patent landscape. Its claims seem designed to secure broad protection around specific chemical entities and their uses, positioning it as a potentially significant patent in its therapeutic area.
The patent's strength and value depend on the breadth of its claims, its ability to withstand challenges, and its alignment with the evolving patent landscape. Continuous monitoring of related patents and legal developments remains essential for strategic decision-making.
Key Takeaways
- Scope Definition: JP2011092752’s claims likely focus on broad chemical structures and corresponding therapeutic methods, emphasizing a wide coverage that may encompass various derivatives and formulations.
- Strategic Positioning: Its success depends on the specificity of claims and the ability to defend against prior art challenges.
- Landscape Context: Competing filings, patent families, and legal statuses are crucial for understanding the patent’s strength and infringement risks.
- Legal Considerations: The Japanese patent framework emphasizes inventive step and novelty, requiring vigilant patent monitoring and landscape analysis.
- Business Implication: Companies should evaluate how the patent's claims influence potential licensing, research differentiation, and freedom-to-operate considerations within the targeted therapeutic area.
FAQs
1. What is the main inventive claim of JP2011092752?
While the full text isn’t available here, it likely claims a novel chemical compound or therapeutic method with specific structural features enabling treatment of particular diseases.
2. How does JP2011092752 compare to prior art in its field?
Its scope depends on the novelty of its claims; it presumably differs from prior art by specific structural modifications or treatment methods that confer unique therapeutic advantages.
3. Can this patent be challenged or invalidated?
Yes. Potential challenges include prior art disclosures that anticipate the invention or render the claims obvious, as well as formal or substantive procedural challenges in Japan.
4. What is the scope of protection offered by JP2011092752?
Primarily, it covers the chemical compounds or methods as defined by its broad independent claims, with dependent claims narrowing down specific embodiments.
5. How should companies strategize around this patent?
By conducting freedom-to-operate analyses, exploring potential licensing opportunities, or designing around the patent’s claims through structural modifications and alternative methods.
References
[1] Japan Patent Office. Patent JP2011092752: "Title and Abstract" (full document analysis).
[2] WIPO. Patent Landscape Reports on Pharmaceutical Patents.
[3] Patent Scope and Claim Analysis methodologies and best practices.
