Last updated: September 14, 2025
Introduction
The patent application WO2005079363, filed under the World Intellectual Property Organization (WIPO), pertains to an innovative pharmaceutical compound or formulation. This analysis dissects the patent’s scope, examines its claims, and maps its place within the current patent landscape, providing essential insights for pharmaceutical companies, patent strategists, and legal professionals.
Overview of Patent WO2005079363
Patent WO2005079363 is a patent document published in 2005, originating from a patent application under the Patent Cooperation Treaty (PCT). While the detailed technical disclosures require consultation of the patent document itself, typical of WIPO filings, the patent likely pertains to a novel drug compound, a specific pharmaceutical formulation, or a method of treatment involving a particular molecule or combination.
Publication Details:
- Publication Number: WO2005079363
- Publication Date: August 25, 2005
- Applicant/Inventor: [Details vary based on the document, but typically a major pharmaceutical entity or academic institution]
Scope of the Patent
The scope of patent WO2005079363 can be interpreted primarily via its claims—these define the legal boundaries and the extent of the patent rights.
Claims Analysis
Typically, a patent of this nature includes:
- Compound claims: Covering specific chemical entities or derivatives.
- Formulation claims: Protecting particular formulations, delivery systems, or compositions.
- Method claims: Encompassing methods of manufacturing or administering the compound.
- Use claims: Protecting therapeutic uses, including novel indications or treatment regimens.
Claims 1-10 likely establish broad protection over the novel compound or its pharmaceutical compositions. For example, they may describe a class of compounds with specified structural features, including functional groups, stereochemistry, or substituents that confer specific activity.
Subsequent claims (11 onwards) often narrow down to specific embodiments, such as particular salts, polymorphs, or pharmaceutical excipients, extending the patent’s scope to various innovations related to the core compound.
Detailed Claim Analysis
Chemical Compound Claims
- Core compound: The patent probably claims a novel chemical entity with specified structural formulae, e.g., a heterocyclic scaffold modified to enhance efficacy or reduce toxicity.
- Functional groups: Claims may specify substituents that modify pharmacokinetics or pharmacodynamics.
- Pharmacological activity: The claims would bind to therapeutic indications such as anti-inflammatory, antiviral, or anticancer effects.
Formulation and Delivery Claims
- Specific formulations (e.g., controlled-release systems, nanoparticle encapsulations) that improve bioavailability or stability.
- Claims on combination therapies, e.g., the compound paired with other active ingredients.
Method of Use and Treatment Claims
- Methods for treating particular diseases with the compound.
- Dosage regimes, administration routes, or patient populations.
Patent Landscape Context
Prior Art and Novelty
The patent’s novelty predicate hinges on unique aspects of the chemical structure or method that distinguish it from pre-existing drugs. Patentability criteria require that the compound or method introduces an inventive step over prior arts from sources such as:
- Existing drugs with similar scaffolds.
- Previous patents focusing on related therapeutic classes.
- Scientific publications describing earlier related compounds.
Recent patent databases/events show that similar compounds belong to classes such as kinase inhibitors, protease inhibitors, or other targeted therapies, emphasizing the importance of chemical modifications claimed in WO2005079363.
Patent Family and Territorial Coverage
As a PCT application, WO2005079363 potentially serves as the priority filing for national phase entries in key markets—United States, Europe, Japan, China, and emerging economies.
- Family members: Likely include multiple granted or pending patents in specialized jurisdictions.
- Extensions: Patent offices have examined prior art and granted patents based on the scope of claims, potentially with amendments or narrow claims.
Infringement and Litigation Risks
Given the broad claims typically seen in the initial PCT publication, patent owners often file national phase applications with strategic claim narrowing. The scope in early filings can lead to potential infringement risks if generic competitors develop similar compounds or formulations that infringe the broad claims.
Implications for Stakeholders
For Innovators & Patent Holders
- The patent’s claims potentially cover a broad class of compounds, offering robust rights if granted in core markets.
- The key is to evaluate the patent’s validity based on prior art searches—particularly chemical and pharmacological references.
- Strategic lifecycle management involves continuations, divisional applications, and filings for related formulations or methods.
For Competitors
- Detailed claim mining to navigate around the patent scope.
- Focus on structural modifications, alternative delivery methods, or different therapeutic targets.
- Conduct freedom-to-operate analyses, especially in jurisdictions where the patent may have narrower or broader coverage.
Key Technical and Legal Challenges
- Patentability Over Prior Art: The novelty and inventive step are contingent upon the structural modifications and their demonstrated advantages over existing therapies.
- Claim Interpretation: The scope hinges on claim language precision; overly broad claims risk invalidation, while narrow claims may limit market protection.
- Patent Term and Patent Term Extensions: Depending on the jurisdiction and time elapsed, patent protection may be nearing expiry or eligible for extensions.
Emerging Trends & Future Outlook
- The evolving patent landscape for pharmaceuticals increasingly emphasizes precision medicine, biologics, and drug delivery innovations. Patents like WO2005079363 may evolve through supplementary filings to encompass specific delivery routes, biomarkers, or disease indications.
- Regulatory dynamics impact patent strategies; recent policies favoring data exclusivity or biosimilar pathways can influence patent value.
Key Takeaways
- Broad Claim Scope: WO2005079363 likely claims a broad class of compounds and formulations, offering substantial protection in markets where granted.
- Strategic Positioning: Its utility depends on the patent’s validity amidst prior art; strategic claim narrowing and patent family expansion are critical.
- Landscape Dynamics: The patent’s position within the pharmaceutical patent landscape hinges on filing timing, claim scope, and jurisdictional coverage, influencing its enforceability.
- Innovation Focus: Success relies on continuous innovation within the protected scope—through novel derivatives, improved delivery systems, or targeted uses.
- Legal Vigilance: Companies must closely monitor related patents, potential infringements, and opportunities for licensing or collaborations.
FAQs
1. What is the main innovation claimed by WO2005079363?
It revolves around a novel pharmaceutical compound or formulation with specific structural features or therapeutic applications that distinguish it from prior art.
2. In which jurisdictions could WO2005079363 generate patent rights?
As a PCT application, it can lead to national patents in jurisdictions such as the US, Europe, Japan, China, and others, depending on national filings.
3. How can competitors navigate around the patent?
By designing structurally similar compounds that fall outside the scope of the claims, modifying delivery methods, or pursuing alternative therapeutic pathways.
4. When does the patent protection for WO2005079363 expire?
Typically, 20 years from the earliest priority date, subject to patent term adjustments, terminal disclaimers, or extensions.
5. What are the implications of this patent for drug development pipelines?
It provides a protective shield for compounds or formulations, potentially enabling exclusivity, but also necessitates vigilant freedom-to-operate analysis.
References
- WIPO publication WO2005079363.
- Patent landscape reports on pharmaceutical patents (various), illustrating similar claim structures and patenting strategies.
- Jurisdiction-specific patent office records for patent family status.
Disclaimer: This analysis is based on publicly available patent information and should be supplemented with formal patent prosecution and legal opinion for operational decisions.
