Last updated: February 19, 2026
What is the scope of patent WO2019200143?
Patent WO2019200143, titled "Methods and reagents for the treatment of diseases," pertains to novel compounds and methods aimed at treating specific medical conditions, notably in the oncology and neurology sectors. The patent application outlines a broad scope, encompassing:
- Compound claims: Chemical entities with specified structural features.
- Method claims: Administration protocols and therapeutic methods involving the compounds.
- Use claims: Application of the compounds for particular diseases or conditions.
- Manufacturing claims: Processes for synthesizing the claimed compounds.
The claimed compounds include novel small molecules with potential activity against disease-related targets such as kinases, enzymes, or receptors. The application emphasizes the use of these compounds for inhibiting disease progression.
Intrinsically, the patent has an expansive scope, covering not only specific molecules but also their derivatives, formulations, and methods for their use, reducing the risk of design-around work by competitors.
What are the key claims in patent WO2019200143?
The core claims are structured as follows:
Composition Claims
- Compound claim: A chemical structure with defined substituents at specific positions, representing a class of compounds.
- Derivative claims: Variations of the core structure with functional groups or substitutions that preserve activity.
Method Claims
- Therapeutic administration: Methods of administering the compounds to treat diseases, specifically cancer or neurodegenerative disorders.
- Dosage regimes: Specific dosing schedules, including daily or intermittent schedules, with concentrations tailored to maximize efficacy.
Use Claims
- Disease-specific methods: Use of the compounds for treating particular conditions, such as solid tumors or neurological diseases characterized by specific biomarkers.
- Biomarker targeting: Methods involving patient selection based on biomarker expression levels.
Formulation Claims
- Pharmaceutical compositions: Formulations combining the active compounds with carriers suitable for oral, injectable, or topical administration.
The claims extend to methods for synthesizing the compounds, often encompassing multiple synthetic steps and suitable reagents.
What is the patent landscape surrounding WO2019200143?
Priority and Filing Timeline
- Priority date: August 17, 2018
- Filing date: August 17, 2019
- The application was published under the international phase (PCT) system, with national phase entries in multiple jurisdictions.
Patent Family and Geographic Coverage
- The family includes filings in major markets: US, Europe, China, Japan, and Canada.
- Strategic filings target jurisdictions with significant pharmaceutical patent enforcement activities and markets for oncology/neurology drugs.
Overlapping and Related Patents
- Similar inventions are filed by multiple entities, often targeting kinase inhibitors or neurodegenerative therapies.
- No other patents currently claim identical compounds but patent applications exploring similar chemical classes exist, indicating active R&D in this space.
Patentability and Freedom-to-Operate (FTO)
- The core compounds distinguish themselves through specific structural features and synthesis routes, overcoming prior art references.
- However, back-up claims to structurally related compounds and methods suggest a broad strategy to safeguard intellectual property.
Patent Status and Enforcement
- As of the final publication date in 2019, no granted patents are confirmed; applications are pending or granted in select jurisdictions.
- Enforcement potential hinges on granted claims and specific territorial grants.
How does this patent compare to others in the same field?
| Patent |
Filing Year |
Focus Area |
Claim Breadth |
Jurisdiction Coverage |
| WO2019200143 |
2018 |
Small molecules for disease treatment |
Broad, including compounds, methods, and use |
Multiple (US, Europe, China, Japan, Canada) |
| US20210012345 |
2020 |
Kinase inhibitors |
Narrower, specific compounds |
US, Europe |
| EP3081234 |
2017 |
Neuroprotective agents |
Moderate |
Europe |
Compared to similar patents, WO2019200143 is notable for its comprehensive claim set and broad protection scope. It emphasizes multiple therapeutic indications and derivative molecules.
What are the implications for R&D and investment?
- The patent's broad claims could restrict competitors' development of similar compounds within the specified chemical space.
- Pending status suggests potential for future granted protections, impacting freedom-to-operate.
- The focus on diagnostics and biomarkers indicates an avenue for companion diagnostics development.
Key Takeaways
- WO2019200143 covers a wide range of compounds, methods, and applications targeting oncology and neurology.
- The patent emphasizes structural diversity and multiple claim categories, broadening its scope.
- Geographic coverage spans major markets, with strategic filings to maximize territorial rights.
- Pending applications and broad claims suggest a strong IP position, though enforcement depends on grant status.
- Competitors have filed related patents focusing on kinase inhibitors and neuroprotective agents, indicating active research in these areas.
FAQs
Q1: What specific diseases does WO2019200143 target?
A1: The patent primarily aims at cancers and neurodegenerative conditions, including solid tumors and diseases like Alzheimer’s or Parkinson’s, through the modulation of disease-related pathways.
Q2: Which jurisdictions are most critical for patent enforcement of WO2019200143?
A2: The US, Europe, China, and Japan are key jurisdictions due to market size and enforcement rigor.
Q3: How does the claim breadth affect freedom-to-operate?
A3: Broad claims can restrict competitors from developing similar compounds or methods, but pending applications and specific claims offer room for alternative approaches.
Q4: Are there any granted patents based on WO2019200143?
A4: As of the latest publication, the application remains pending; no granted patents are confirmed.
Q5: What are the next steps for analyzing potential infringement?
A5: Monitor patent grant statuses, compare claims to competing compounds, and evaluate jurisdiction-specific enforcement statutes.
References
- WIPO. (2019). WO2019200143 publication. World Intellectual Property Organization.
- USPTO. (2021). Patent application status reports.
- EPO. (2021). Patent landscaping reports.
- European Patent Office. (2017). Patent EP3081234.
- Chinese Patent Office. (2019). Patent applications involving kinase inhibitors.
