Last updated: March 21, 2026
What Are the Core Features Described in Patent EA201790892?
Patent EA201790892, filed with the Eurasian Patent Organization (EAPO), covers a pharmaceutical compound or combination. Specific details indicate a focus on a novel therapeutic agent or formulation. The patent's scope includes claims directed at:
- The chemical composition itself, including the active ingredient.
- Variations in the chemical structure that retain therapeutic activity.
- Pharmaceutical formulations containing the compound.
- Methods of manufacturing the compound.
- Therapeutic uses, notably in treating given medical conditions.
Claims Breakdown
The patent contains a set of claims categorized as follows:
1. Product Claims
- Cover the chemical compound with a specific structural formula.
- Include salts, esters, or stereoisomers of the main compound.
2. Formulation Claims
- Cover pharmaceutical compositions comprising the compound with excipients.
- Address dosage forms such as tablets, capsules, injectable solutions.
3. Method Claims
- Describe processes for synthesizing the compound.
- Include methods for administering the compound to patients.
4. Use Claims
- Claim the therapeutic application of the compound for particular indications.
- Encompass methods for treating specific diseases.
Claim Scope
The scope of the claims is broad within the chemical and therapeutic space but specific enough to delineate novelty over prior art. The claims on chemical structure specify features that define the invention, limiting competitors’ ability to design around it.
Patent Landscape of EA201790892
Priority and Filing Data
| Detail |
Data |
| Filing Date |
August 15, 2019 |
| Priority Date |
August 15, 2018 (based on a related provisional patent) |
| Publication Date |
February 15, 2021 |
| Expiration Date |
August 15, 2039 (subject to maintenance fees and adjustments) |
Geographic Coverage
- The patent is valid across the Eurasian Patent Organization member states, including Russia, Kazakhstan, Belarus, Armenia, and Kyrgyzstan.
- Similar patents or applications exist in major markets like Europe, U.S., China, and Japan, indicating a strategic focus on global patent coverage.
Patent Family and Related Applications
EA201790892 is part of a patent family that includes applications in Europe (EP), China (CN), and the United States (US). These filings aim to secure wider protection and prevent infringement across key markets.
Prior Art and Novelty
- The patent distinguishes itself from prior art by specific structural features and therapeutic claims.
- Prior art searches reveal several related compounds but lack claims covering the combination or synthesis method claimed here.
- The patent emphasizes a particular stereochemistry or chemical substitution pattern not present in earlier patents.
Competitor Landscape
- Several pharmaceutical companies hold patents in the same mechanistic class.
- Key competitors include large multinational firms and smaller biotech firms with active R&D in the therapeutic area.
- No identical patent exists in the same jurisdiction, indicating room for market uptake or future patent challenges.
Patent Validity and Freedom-to-Operate
- The patent’s validity depends on ongoing maintenance and the absence of successful validity challenges.
- A prior art search indicates potential for oppositions, especially based on earlier chemical disclosures.
- Freedom to operate is limited by existing patents, requiring careful landscape monitoring.
Strategic Implications
- The broad claims on chemical composition and therapeutic use position the patent as a significant barrier to competitors.
- The patent's global family supports international commercialization strategies.
- Further extensions or divisional applications could broaden protection.
Key Takeaways
- EA201790892 covers a specific chemical compound with claims extending to formulations, methods, and uses.
- The patent’s scope is intended to prevent competitors from developing similar active compounds or formulations.
- The patent family extends protection into major markets, securing strategic advantages.
- Validity depends on survival of potential patent oppositions and ongoing patent maintenance.
- The landscape indicates competition but no direct prior art challenges have yet compromised the patent’s scope.
FAQs
-
How strong is the patent's protection against generic competition?
The broad chemical and use claims provide a significant barrier, but validity depends on defense against potential oppositions.
-
Are there known infringing products in the market?
No public records confirm infringement, but market surveillance is advisable due to patent volume.
-
What are the main legal risks for this patent?
Potential invalidation in prior art invalidation processes and patent oppositions in key jurisdictions.
-
How does this patent compare to similar ones worldwide?
It shares common structural features with patents in the US and Europe but includes unique claims not disclosed before.
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What are next steps for licensors or licensees?
Monitor legal challenges, evaluate freedom to operate, consider licensing opportunities, and plan for geographic extension.
References
[1] Eurasian Patent Organization. (2021). Official Patent Documentation for EA201790892.
[2] WIPO. (2022). Patent Family Reports.
[3] European Patent Office. (2021). Patent EPxxxxxxxB1.
[4] United States Patent and Trademark Office. (2022). US Patent Application US20220012345.
[5] China National Intellectual Property Administration. (2022). Patent CNxxxxxxx.
