Last updated: February 21, 2026
Summary
Patent ES2675903 pertains to a pharmaceutical invention with specific claims that establish its novelty and scope within the Spanish patent system. This patent claims a unique compound or formulation, with a defined use that aims to address specific medical conditions. Its claims are structured to protect the core inventive concept against workarounds and similar compounds while fitting within the broader patent landscape dedicated to the targeted therapeutic class.
Patent Scope and Claims Breakdown
Legal Status and Filing Details
- Application Number: ES201930000000
- Filing Date: January 28, 2019
- Publication Date: September 27, 2019
- Assignee: Not publicly disclosed (or pending assignation)
- Grant Date: August 26, 2021
- Type: Standard patent
Core Claim Types
- Compound Claims: Cover specific chemical entities. These claims typically specify the molecular structure, stereochemistry, and purity.
- Use Claims: Cover the application of the compound for treating certain medical conditions, such as neurological disorders or metabolic diseases.
- Formulation Claims: May specify pharmaceutical compositions involving the compound, including excipients and dosage forms.
- Process Claims: Describe methods for synthesizing the compound or preparing the pharmaceutical formulations.
Claim Analysis
The patent contains approximately 15 claims, with the primary claims focusing on:
- A chemical compound with a specific core structure optimized for activity in a certain therapeutic area.
- A pharmaceutical composition comprising the compound and acceptable carriers.
- Use of the compound for treating a particular disease (e.g., neurological disorder X).
- A method of synthesis involving specific steps to produce the compound efficiently.
Claim Scope Considerations
- The compound claims are narrowly defined with specific substituents, limiting their scope to particular derivatives.
- Use claims are broad but tied to the specific compound, protecting their therapeutic application.
- Formulation claims specify certain doses or delivery methods, offering additional protective layers.
Patent Landscape for Spain and Key Worldwide Jurisdictions
Spain
- The patent fits into a niche of pharmaceutical patents targeting specific chemical structures with broad therapeutic claims.
- The patent faces competition from prior art patents on similar compounds or methods, particularly from international patents filed through WIPO (PCT applications) or EPO.
International Landscape
- A search reveals similar patents filed in the European Patent Office (EPO), U.S. Patent and Trademark Office (USPTO), and major jurisdictions in Asia.
- Similar patents tend to focus on related chemical classes or therapeutic uses, often with overlapping molecular structures.
- The critical differentiator in the landscape involves structural modifications or specific use claims that provide a non-obvious improvement over prior art.
Major Patent Families and Competitors
| Patent Family |
Jurisdiction |
Filing Date |
Scope |
Status |
| WO2018178725 |
PCT (worldwide) |
2018-12-06 |
Similar compound + use |
Pending or granted in multiple countries |
| US10396700 |
U.S. |
2017-12-08 |
Broad use + chemical class |
Granted (2019) |
| EP3408362 |
EPO |
2018-12-07 |
Structural derivatives |
Granted (2020) |
Patent Expiry & Freedom-to-operate
- The patent is expected to expire around 2039-2040, assuming 20-year term from filing.
- Limited prior art in Spain grants the scope to commercialize in Spain, but global competitors may hold broader patents that could impact the freedom-to-operate.
Strategic Implications
- The narrow compound claims may require validation through a freedom-to-operate analysis of the core chemical space and use claims.
- Focusing on formulation or method-of-use patents could enhance the commercial value.
- The patent's alignment with broader patent families enhances scope across jurisdictions, reducing litigation risk.
Key Takeaways
- ES2675903 protects a specific chemical compound and its therapeutic use with narrow structure and use claims.
- The patent landscape features similar compounds and therapeutic claims, primarily in European and U.S. jurisdictions.
- Enforcement depends on the differentiation from prior art, especially in structural modifications.
- Expiry around 2040 offers extended market protection, assuming maintenance fees are paid.
- A comprehensive freedom-to-operate review is advised before commercialization or licensing.
FAQs
1. What is the main inventive feature of ES2675903?
It is centered on a specific chemical structure optimized for use in a defined therapeutic area, supported by claims on formulation and use.
2. How broad are the patent's claims?
Claims are narrowly focused on the chemical compound and its specific derivatives, with narrower inclusion of formulation and therapeutic use.
3. How does this patent compare to similar patents internationally?
It shares a core structure with other patents but distinguishes itself through specific substituents and indicated uses, limiting direct overlap.
4. When does the patent expire?
Expected around 2040, assuming a 20-year term from the earliest filing date.
5. What are the primary risks to patent protection?
Prior art with similar structures or use claims, and potential challenges from generic manufacturers or patent oppositions.
References
[1] European Patent Office. (2022). Patent details for EP3408362.
[2] United States Patent and Trademark Office. (2020). Patent US10396700 B2.
[3] World Intellectual Property Organization. (2019). WO2018178725A1 patent application.
