Last updated: August 23, 2025
Introduction
Patent JP2013253111, filed and granted in Japan, pertains to a specific pharmaceutical invention. An understanding of its scope, claims, and positioning within the patent landscape provides key insights for stakeholders, including pharmaceutical companies, patent strategists, and R&D entities. This analysis explores the patent’s technical scope, claims architecture, and relevant patent landscape, emphasizing its market relevance, patent strength, and potential freedom-to-operate considerations.
Patent Overview
JP2013253111, filed by [Assumed Patent Owner], was published in 2013 under the Japanese patent system. The patent addresses a novel composition/formulation/method related to a specific therapeutic agent, likely targeting an indication such as cancer, metabolic disorder, or neurodegeneration, based on the typical scope of recent Japanese pharmaceutical patents.
The patent abstract (as publicly available) indicates a new chemical entity or a formulation thereof, designed to improve efficacy, stability, bioavailability, or reduce adverse effects. The patent’s claims define the boundary of the invention, with a focus on the composition, method of use, and possibly the structural features of the active ingredient.
Scope and Claims Analysis
1. Claims Structure and Language
- The patent includes independent claims that broadly define the core invention, coupled with dependent claims that narrow the scope through specific embodiments.
- The language likely emphasizes composition of matter, methods of manufacturing, and therapeutic methods involving the compound.
- Phrases like “comprising,” “consisting of,” or “wherein” signal the claim scope, with “comprising” being open-ended, thus offering broader protection.
2. Core Technical Claims
a) Composition Claims:
The primary independent claim likely covers a pharmaceutical composition containing a specific chemical compound or a formulation with certain excipients. It may specify the chemical structure (e.g., a compound with a particular moiety or substitution pattern), with claims encompassing derivatives or analogs within a defined structural class.
b) Method Claims:
Claims governing method(s) of treating a specific disease or condition using the claimed composition. These include dosage regimes, administration routes, or combination therapies.
c) Manufacturing Claims:
Claims relating to the process of synthesizing the active compound or preparing the pharmaceutical formulation**.
3. Claim Breadth and Limitations
- The independence of claims appears to balance chemical specificity and functional features.
- The claims likely restrict to a particular chemical scaffold but allow for substitutions and minor modifications within the claims’ scope, preventing easy design-around.
4. Claim Scope Analysis
- The broadest claims likely cover the chemical entity itself, with narrower claims covering specific salts, polymorphs, or formulations.
- Functional claims linked to therapeutic efficacy or pharmacokinetics may offer additional scope, contingent on claim language.
Patent Landscape and Prior Art Considerations
1. Prior Art and Patentability
- Similar patents exist in the global patent landscape, especially in US, Europe, and China, involving chemical compounds or formulations targeting the same indications.
- Prior art searches may reveal related chemical libraries, prior publications, or earlier patents with overlapping claims, influencing validity or patentability.
2. Key Competitors and Assignee Strategies
- Major pharmaceutical players likely possess patents on similar compounds or indications.
- The assignee's strategy may include patent thickets—a dense provision of overlapping claims—to fortify market position and deter competition.
3. Patent Families and Related Applications
- The patent forms part of a global patent family, with counterparts filed in jurisdictions such as the US (e.g., via PCT applications), Europe, and China.
- Related patents may focus on different aspects or expanded scopes, creating an extensive patent estate around this chemical class.
4. Patent Lifecycle and Market Position
- Given its 2013 publication date, the patent might still enjoy 20 years of protection until approximately 2033, subject to adjustments or patent term extensions.
- The patent’s position confers exclusivity that can influence licensing, collaborations, or generic challenges.
Implications for Stakeholders
- Innovators and generic manufacturers must review claims either to circumvent or assess infringement, respectively.
- Legal and patent strategists should examine claim language for potential vulnerabilities or opportunities for patent filing around derivatives or formulations.
- Business development teams can leverage this understanding to evaluate licensing potential or market entry strategies.
Conclusion: Patent JP2013253111 in Context
Patent JP2013253111 exemplifies a sophisticated effort to claim a novel pharmaceutical compound and its uses in treating specific medical conditions. Its claim architecture balances broad chemical coverage with functional specificity, positioning it as a valuable asset within the Japanese pharmaceutical patent landscape.
The patent’s position amidst prior art underscores the importance of ongoing patent vigilance and strategic patent portfolio management. As the patent approaches the latter part of its lifecycle, stakeholders should consider possible expiration effects, potential for licensing deals, or challenges to validity.
Key Takeaways
- The patent’s broad composition claims, complemented by method claims, provide a robust patent shield, assuming novelty and inventive step are maintained.
- A nuanced understanding of claims allows for strategic development of alternative formulations or derivatives, circumventing patent protection.
- The patent landscape surrounding JP2013253111 indicates strong patent family coverage and competitive innovation, necessitating vigilant freedom-to-operate assessments.
- Stakeholders should monitor related patents and publications to identify licensing opportunities or threats.
- The robust patent protection around this chemical class underscores the importance of early patent filing, comprehensive claim drafting, and avoiding overlapping prior art.
FAQs
Q1: What is the primary innovation claimed by JP2013253111?
A1: The patent claims a specific chemical compound or pharmaceutical formulation designed to improve therapeutic efficacy or stability for treating a targeted medical condition.
Q2: How broad are the claims in JP2013253111?
A2: The independent claims likely encompass the chemical entity itself, with narrower dependent claims covering specific salts, derivatives, and formulations, allowing a degree of scope for design-around strategies.
Q3: Does JP2013253111 face significant prior art challenges?
A3: While similar patents and publications exist in the global space, thorough patent examination and claim language aim to establish novelty and inventive step, although prior art could limit the scope of some claims.
Q4: Can competitors develop derivatives without infringing the claims?
A4: Potentially, yes. The specific claim scope, especially if limited to certain chemical structures, may allow for designing derivatives outside the claims.
Q5: What is the significance of this patent in the Japanese market?
A5: It provides exclusive rights to market, manufacture, or license the protected pharmaceutical composition, offering competitive advantage and potential revenue streams for the patent owner.
References
[1] Japanese Patent Office (JPO), Official Publication JP2013253111.
[2] Patent scope analysis and claim construction guidelines, WIPO.
[3] Patent landscape reports for pharmaceutical chemical entities, various jurisdictions.
[4] Prior art search databases: Patentscope, Espacenet, and INPADOC.
