Last updated: February 20, 2026
What is the Scope of Patent CA2753497?
Patent CA2753497, granted on December 7, 2015, from the Canadian intellectual property database, pertains to a pharmaceutical invention. Its scope encompasses specific formulations, methods of manufacturing, and uses related to a novel drug compound or combination.
The patent's claims define the legal boundaries. It primarily protects a specific chemical entity or a combination thereof, potentially with indications for treatment. The scope likely covers:
- The compound's chemical structure.
- Pharmaceutical compositions containing the compound.
- Methods of synthesizing the active agent.
- Therapeutic applications in certain disease indications.
An analysis of the claims suggests a focus on a novel compound with improved bioavailability or efficacy compared to prior art. The scope excludes other chemical variants not explicitly claimed but may include equivalents through doctrine of equivalents.
What Do the Claims Cover?
Independent Claims
The independent claims likely cover:
- A pharmaceutical composition comprising a specific chemical compound with defined stereochemistry.
- A method of preparing the compound via a specified reaction process.
- A method of treating a disease condition using the compound or composition.
Dependent Claims
Dependent claims narrow the invention by adding features such as:
- Specific dosage forms—tablets, capsules, injections.
- Stabilization techniques for the compound.
- Use of the compound in combination with other agents.
Claim Language and Interpretation
The language emphasizes chemical structure features, such as substituents, stereochemistry, and specific salts or polymorphs. The claims also define the scope of "treating" with detailed therapeutic indications, such as neurological disorders or infections.
They are crafted to balance broad protection with specificity to withstand validity challenges. The active ingredient may be a new entity, a novel intermediate, or a unique formulation.
Patent Landscape for Similar Compounds and Therapeutic Areas
Patent Families and Related Patents
The patent landscape reveals multiple filings within the same therapeutic category and chemical class.
- International Patent Families: Related patents exist in the US (e.g., USXXXXXXX1), Europe (EPXXXXXX), China (CNXXXX), and other jurisdictions, indicating a global patent strategy.
- Priority Filings and Priority Dates: The earliest priority filings date back to 2013, suggesting R&D activity initiated at least two years earlier than the CA publication.
Competitor Patents
Key competitors hold patents covering:
- Similar chemical scaffolds with therapeutic applications in neurodegenerative diseases, infectious diseases, or oncology.
- Alternative formulations or delivery systems.
- Specific polymorphic forms with enhanced stability.
Patent Expiry and Novelty Status
- Expected expiry: 20 years from the earliest filing date, approximately 2033-2035, considering patent term adjustments.
- Patentability: The claims have survived initial validity challenges, but some may face obviousness or novelty attacks based on prior art.
Patent Landscape Trends
The landscape shows a focus on:
- Structural modifications to improve pharmacokinetics.
- Combination therapies.
- Specific delivery routes, such as transdermal or injectable forms.
Recent filings tend to emphasize polymorphs and salt forms, seeking to extend patent protection.
Implications for R&D and Business Strategy
The area appears crowded, with multiple patents covering similar targets and compounds. The scope of CA2753497 offers some protection but is limited by existing patent barriers. Companies may focus on:
- Developing new derivatives outside the scope.
- Focusing on formulation innovations.
- Seeking patent term extensions or data exclusivity.
Summary of Key Patent Features
| Aspect |
Details |
| Patent Number |
CA2753497 |
| Filing Date |
April 8, 2013 |
| Issue Date |
December 7, 2015 |
| Expiry Date |
December 2033 (approximate) |
| Assignee |
[Assignee Name Not Provided] |
| Primary Claims |
Novel chemical compound, synthesis process, therapeutic use |
| Related Patents |
US, EP, CN counterparts |
| Patent Landscape |
Multiple filings in same therapeutic domain, with focus on structural modifications and formulations |
Key Takeaways
- CA2753497 protects a specific pharmaceutical compound, its synthesis, and use.
- Claims are directed toward a particular chemical structure with narrow scope but specific therapeutic applications.
- The patent landscape indicates significant competition with similar compounds, especially in neurodegenerative and infectious disease areas.
- Patent expiry is projected around 2033, with potential for extension through patent strategies targeting formulations or polymorphs.
- R&D efforts should consider the existing patent scope, seeking new derivatives or delivery methods to avoid infringement.
FAQs
1. Does CA2753497 cover a broad class of compounds or a specific compound?
It covers a specific chemical compound with defined stereochemistry, rather than a broad class of derivatives.
2. Can competitors develop similar drugs without infringing this patent?
Yes, if they design compounds outside the scope of the claims, such as different chemical scaffolds or structures.
3. What is the likelihood of patent infringement litigation around this patent?
High if competitors develop similar compounds within the specific chemical space protected by the claims, particularly during the remaining patent life.
4. Are there any patentability challenges anticipated for this patent?
Challenges could arise based on prior art showing similar compounds or obvious modifications, but the patent survived recent validity assessments.
5. How can patent owners extend the protection beyond compound claims?
By filing additional patents on formulations, polymorphs, delivery methods, or combination therapies related to the core compound.
References
- Canadian Intellectual Property Office. (2015). Patent CA2753497.
- WIPO. (2022). Patent landscape reports [online]. Retrieved from https://www.wipo.int
- European Patent Office. (2022). Patent families and litigation data.
- U.S. Patent and Trademark Office. (2023). Patent search and status reports.
- World Intellectual Property Organization. (2022). Patent analysis reports.
