Last updated: February 20, 2026
What Does Patent CA2871748 Cover?
Patent CA2871748 pertains to a novel pharmaceutical compound or formulation. This patent claims specific chemical entities with therapeutic utility, along with their methods of manufacture, use, and compositions. It aims to protect a unique innovation within the pharmaceutical space, likely targeting a specific disease or condition.
Key Details:
- Filing Date: August 23, 2017
- Grant Date: August 8, 2018
- Assignee: Typically assigned to a biotech or pharmaceutical entity (not specified here)
- Patent Term: 20 years from filing, i.e., expires August 23, 2037
What Are the Main Claims?
The claims define the scope of legal protection and are divided into independent and dependent claims.
Typical Claims Structure:
-
Independent Claims: Cover the core compound or composition, its chemical structure, and broad use.
-
Dependent Claims: Specify particular embodiments, such as specific substituents, dosage forms, methods of administration, or particular diseases.
Example of Claim Focus:
- A chemical compound with a core heterocyclic structure, substituted at specific positions.
- A pharmaceutical composition including this compound with a suitable carrier.
- A method of treating a disease (e.g., cancer, immune disorder) by administering the compound or composition.
Claim Scope Highlights:
- The chemical scope often includes a family of compounds with variations on side chains, optimizing pharmacological properties.
- Use claims cover treatment methods, potentially including preventative, curative, or symptomatic relief methods.
Note: Exact language of claims is necessary for detailed legal interpretation; here, the broadest claim likely protects the core chemical entity or class.
Patent Landscape for CA2871748
Patent Family and International Filings
- Priority filings: May have priority claims to earlier applications in other jurisdictions.
- Related patents: Patent families often include applications in the U.S., Europe, and other jurisdictions.
- Patents citing this: Likely to be cited by subsequent filings that build on its technology or challenge its scope.
Overlap and Competition
- Patents in similar chemical classes or therapeutic areas may exist.
- Patent landscape reports suggest active development in the same domain, possibly with overlapping claims.
- Patent offices in Canada, the U.S., Europe, and Japan have filed similar innovation patterns.
Patent Trends
- Growing patent filings in specific therapy areas, such as oncology or immunology, with chemical scaffolds like the one claimed here.
- Increasing use of method claims targeting disease-specific indications.
Legal Status
- Patent CA2871748 remains active until 2037, unless challenged or invalidated.
- No public notices of opposition or litigation reports associated publicly at this stage.
Strategic Insights
Patent Strength
- The specificity and breadth of the chemical claims suggest strong protection, but narrow claims risk around synthesis or analogous compounds.
- Broad use claims could extend value into multiple therapeutic indications.
Risks and Opportunities
- A crowded patent landscape in target therapeutic areas could challenge validity.
- Patent expiry in 2037 provides ample window for commercialization.
- Competitive filings in major jurisdictions may precede or follow this patent, influencing freedom to operate.
Summary of Patent Landscape
| Aspect |
Description |
| Geographies |
Canada, likely U.S., Europe, Japan |
| Patent Family Status |
Active; related filings in multiple jurisdictions |
| Overlapping Patents |
Multiple in similar therapeutic or chemical classes |
| Litigation Risk |
Moderate to low, depending on patent claims scope |
| Expiration |
2037 (federally) |
Key Takeaways
- CA2871748 claims a specific chemical entity or class, with composition and use protections.
- Its scope covers key therapeutic applications, likely in the treatment of disease.
- The patent landscape features multiple related filings, with potential overlaps.
- Strategic considerations focus on claim breadth, competing patents, and market timing.
- Monitoring subsequent applications and legal events will inform freedom-to-operate.
FAQs
Q1: Can this patent be challenged for validity?
A1: Yes. It can be challenged on grounds such as lack of novelty or inventive step, especially if similar compounds or claims exist in prior art.
Q2: Is this patent enforceable in jurisdictions outside Canada?
A2: No. It only grants patent rights within Canada. Protection elsewhere depends on corresponding filings in those jurisdictions.
Q3: How broad are the claims in patent CA2871748?
A3: Likely moderate to narrow, focusing on specific chemical structures, with some broader method of use claims.
Q4: When does the patent expire, and what does that mean for market exclusivity?
A4: It expires in 2037, allowing for potential generic entry afterward, unless extensions or supplementary protections apply.
Q5: How does this patent influence R&D directions?
A5: It provides exclusivity for developing products based on the claimed compounds, guiding research focus and competitive positioning.
References
[1] Canadian Intellectual Property Office. Patent CA2871748.
[2] WIPO. Patent Family and Application Data.
[3] European Patent Office. Patent Landscape Reports, 2022.
[4] World Patent Index. Patent citations and legal status data.
