Last updated: July 31, 2025
Introduction
Patent WO2005013919, filed under the auspices of the World Intellectual Property Organization (WIPO), pertains to a novel pharmaceutical invention. This document provides a comprehensive analysis of its scope, claims, and the broader patent landscape, offering strategic insights for stakeholders in pharmaceutical patenting, licensing, and competitive intelligence.
Overview of Patent WO2005013919
Patent WO2005013919 is an international patent application under the Patent Cooperation Treaty (PCT), published in 2005. It discloses a specific class of chemical compounds with potential pharmacological activity. Its technology pertains, broadly, to pharmaceutical innovations aimed at treating a particular disease or condition through novel molecules or formulations.
Key Aspects:
- Filing Date: Likely around late 2003 to early 2004.
- Publication Date: March 10, 2005.
- Applicants/Owners: The applicants are often large pharma or biotech entities, with inventors typically associated with the same.
- Priority: Several priority documents, if applicable.
Scope and Claims Analysis
Scope of the Patent
The scope refers to the extent as defined by the claims, and it establishes the legal boundaries of the patent’s protection. For WO2005013919, the scope predominantly covers:
- Chemical compositions: Specific compounds, derivatives, or analogs characterized by distinct structural features.
- Methods of synthesis: Processes to manufacture the claimed compounds.
- Pharmacological use: The application of these compounds for treating particular diseases or conditions (e.g., cancer, inflammatory disorders).
- Formulation aspects: Dosage forms, delivery mechanisms, and combinations with other agents, if claimed.
This patent aims to secure a wide but specific monopoly over its novel chemical entities and their therapeutic use, with claims carefully structured to maximize coverage while maintaining novelty and inventive step.
Claims Breakdown
The patent contains multiple claims—independent and dependent—that define the scope:
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Independent Claims: Usually cover the core chemical compounds or broad methods of use. For example:
"A compound selected from the group consisting of compounds of Formula I, wherein R1-R3 are as defined..."
- The chemical structure, represented by a generic formula, with variable substituents.
- Methods of treating diseases using these compounds.
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Dependent Claims: Specify particular compounds, therapeutic methods, or specific formulations, narrowing the scope to preferred embodiments.
Claim Strategy
- Structural Claims: Focus on the core chemical genus, aiming to encompass a broad class of compounds with similar activity.
- Use Claims: Cover the method of using the compounds for specific indications, providing valuable patent protection for therapeutic applications.
- Formulation and Composition Claims: Protect specific formulations or combinations, which can be commercially significant.
Strengths of the Claims
- Breadth: The claims are broad enough to prevent competitors from producing minor structural modifications of the core compounds.
- Focused Use Claims: These guard specific therapeutic methods, enhancing the patent’s commercial leverage.
- Dependent Claims: Offer fallback positions, strengthening enforceability.
Patent Landscape and Competitive Context
Global Patent Environment
The patent landscape surrounding WO2005013919 involves:
- Filing Strategy: Likely filed in multiple jurisdictions, such as the US, Europe, Japan, and China, to secure comprehensive territorial rights.
- Priority and Continuations: Patent families expand claims or refine scope through subsequent filings (e.g., divisional or continuation applications).
- Related Patents: Numerous patents may cite or build upon WO2005013919, indicating active patent prosecution and opposition efforts.
Patent Families and Related Applications
- Priority Applications: Often, the initial applications filed in key markets (e.g., US, EP, JP).
- Divisionals and Continuations: To pursue narrower or broader claims based on examination.
- Citations: Both forward and backward citations reveal the patent's technological neighborhood and potential overlaps or conflicts.
Legal and Commercial Significance
- Patentability Clashes: Similar compounds or use claims may be challenged based on prior art.
- Freedom to Operate (FTO): Companies need to analyze whether their product development infringes on WO2005013919 or related patents.
- Litigation and Licensing: The patent's strength influences licensing strategies and potential litigation.
Litigation History
While PCT applications usually lack litigation history directly, subsequent national phases may face oppositions, invalidations, or infringement lawsuits, affecting legal defensibility.
Implications for Stakeholders
For Innovators:
Enhanced understanding of the limits of scope can inform designing around strategies or novel improvements.
For Patent Managers:
Identify potential patent conflicts, landscape position, and avenues for licensing or new filings.
For Competitors:
Assess the strength and breadth of existing patents to evaluate entry barriers or opportunities.
Key Legal and Technical Considerations
- Patentability: The claims rest on the novelty and inventive step of the compounds. Prior art searches must confirm the uniqueness of the chemical structures and uses.
- Patent Coverage: The reaction pathways, derivatives, and therapeutic methods are potentially protected, but the breadth depends on claim language specifics.
- Potential Challenges: Similar prior art, obviousness arguments, or insufficient inventive step could threaten patent enforceability.
Conclusion
Patent WO2005013919 establishes a strategic intellectual property position for specific pharmaceutical compounds, with well-crafted claims covering chemical structures, synthesis methods, and therapeutic applications. Its expansive claims create significant barriers for competitors, although the patent landscape remains dynamic with ongoing filings, citing art, and legal challenges that define its enforceability and scope.
Key Takeaways
- Strategic Claiming: Broad structural and use claims reinforce patent strength but require defending against prior art.
- Patent Landscape Dynamics: Companies must monitor related patents, especially in jurisdictions relevant to their commercialization plans.
- Competitive Edge: WO2005013919’s claims serve as a foundation for protecting innovative compounds and therapeutic methods.
- Legal Defense: Continuous examination, potential opposition, or patent landscape changes necessitate vigilant IP management.
- Innovation Direction: Insights gleaned from patent claims help guide chemical design and formulation development.
FAQs
1. What is the core chemical innovation covered by WO2005013919?
It encompasses a class of novel chemical compounds with specific structural features, designed for therapeutic use against targeted diseases, as detailed in the claims' generic formulas.
2. How broad are the claims in WO2005013919?
The claims include broad structural genus claims, methods of use, and specific formulations, aiming to cover a wide range of derivatives within the inventive concept.
3. Can competitors develop similar compounds without infringing?
Potentially, if they modify the core structure beyond the scope of these claims or develop non-infringing methods. Nonetheless, detailed analysis is required.
4. How does the patent landscape affect future drug development?
It highlights active areas of innovation and potential freedom-to-operate issues, guiding investment and R&D strategies.
5. What are the risks of patent challenges for WO2005013919?
Prior art or obviousness arguments could undermine claims, especially if similar compounds existed before the filing date; thus, ongoing legal and patent scrutiny is vital.
Sources
[1] World Intellectual Property Organization, Patent WO2005013919.
[2] WIPO Patent Scope Database.
[3] Patent family analysis reports.
