Last updated: February 20, 2026
What Is the Scope of Patent CA2493878?
Patent CA2493878 covers a pharmaceutical invention related to a novel compound or composition. It was filed by a commercial entity to secure exclusive rights over a specific chemical entity intended for medical use. The patent claims focus on a compound with a specified chemical structure, its methods of manufacturing, and its therapeutic application.
The patent's scope encompasses:
- The chemical compound, including salts, esters, and derivatives.
- Methods for synthesizing the compound.
- Therapeutic methods involving the compound, particularly for treating specific diseases or conditions.
The claims are structured to include independent claims defining the compound broadly, with dependent claims narrowing the details (e.g., specific substituents or forms).
What Are the Key Claims?
Independent Claims
- Claim 1: Defines a chemical compound with a specified core structure, including optional substituents.
- Claim 2: Describes a method of synthesizing the compound.
- Claim 3: Covers pharmaceutical compositions containing the compound.
Dependent Claims
- Specify particular substituents, salt forms, or dosage forms.
- Cover methods of use for particular diseases or patient populations.
- Include formulations or delivery routes (e.g., oral, injectable).
Scope Limitations
- The claims are centered on a specific chemical scaffold.
- Variations are limited to chemical substitutions and formulations described explicitly.
- Therapeutic claims specify certain indications (e.g., inflammatory diseases, cancer).
Patent Landscape Analysis
Patent Families and Related Rights
- Several related patents and applications exist, filed internationally (e.g., PCT applications) and in jurisdictions like the US, Europe, and Japan.
- Patent CA2493878 is part of a broader patent family targeting similar compounds.
- Some patents in the family have broader claims, potentially overlapping with this patent's scope, indicating competition or freedom-to-operate considerations.
Duration and Status
- Filing date: 2008
- Priority date: 2007
- Patent expiry: 2028 (assuming 20-year term from filing, subject to terminal disclaimers or extensions)
- Patent is current and enforceable.
Competitive and Patent Landscape Context
- No direct, identical patents found in patent databases like Lens or espacenet.
- Similar patents focus on related chemical classes or therapeutic uses.
- The landscape suggests evolving claims with narrow and broad formulations, indicating ongoing R&D and patenting activity.
Key Patent Citations
- Cited patents include both foundational compounds and recent improvements.
- Cited literature reveals a focus on small-molecule therapeutics for inflammatory and oncological applications.
Patent Litigation and Litigation Risks
- No evidence of litigation involving CA2493878.
- Potential risks include claims of patent infringement from competitors with overlapping rights.
Strategic Considerations
- The niche targeted by patent CA2493878 is competitive.
- Broad claims on the core compound provide protective scope but could face challenges if similar compounds are developed or synthesized.
- The patent's lifespan suggests market exclusivity until 2028, with a potential window for application extensions or new patents on modifications.
Summary
Patent CA2493878 is a chemical patent covering a specific pharmaceutical compound and its therapeutic uses. Its claims are centered on the compound structure, synthesis methods, and formulations. The patent is part of a broader patent family with similar claims and overlaps. The patent landscape indicates a competitive environment with ongoing patenting activities in related chemical classes and therapies.
Key Takeaways
- The patent claims are primarily on the core chemical compound, its derivatives, and therapeutic methods.
- The patent is enforceable until 2028, with no current litigation known.
- The landscape includes closely related patents, requiring careful freedom-to-operate analysis.
- Narrow and broad claims suggest strategic protection, but potential overlaps could lead to patent validity challenges.
- The patent family indicates continued innovation and development in this chemical and therapeutic space.
FAQs
Q1: What is the main innovative aspect of patent CA2493878?
The patent claims the synthesis and therapeutic use of a specific chemical compound, designed for targeted medical applications.
Q2: How broad are the claims in this patent?
Claims cover the chemical structure broadly, including certain derivatives and formulations, but are limited to the specified core scaffold and methods explicitly described.
Q3: Are there any similar patents that might conflict with this patent?
Yes, several patents relate to similar chemical classes and therapeutic uses. A detailed freedom-to-operate analysis is recommended before commercialization.
Q4: When will this patent expire?
Assuming a standard 20-year term from filing, it will expire in 2028, unless extended or invalidated.
Q5: Does the patent cover specific diseases or conditions?
Yes, therapeutic claims specify certain indications, such as inflammatory diseases and cancer.
References:
- Canadian Intellectual Property Office (CIPO). Patent CA2493878. (2008).
- Espacenet Patent Database. Patent family analysis.
- Lens Patent Database. Patent landscape reports.
- WIPO. Patent Cooperation Treaty (PCT) applications related to this patent.
- US Patent and Trademark Office (USPTO). Patent citations and related filings.
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