Last updated: February 22, 2026
What does patent EA027769 cover?
Patent EA027769, filed within the Eurasian Patent Organization (EAPO), pertains to a pharmaceutical compound or formulation. The specific scope of protection, as detailed in the patent claims, covers a novel chemical entity, its pharmaceutical composition, and methods of manufacturing and using the compound.
The patent claims are structured as follows:
- Primary Claim: Protects the chemical compound's structure, including specific substituents and stereochemistry.
- Dependent Claims: Cover variations of the compound, such as salts, esters, and pharmaceutical formulations.
- Method Claims: Cover processes for synthesizing the compound and methods of treatment using the compound.
The claims are broad enough to encompass multiple derivatives and salts, providing extensive protection over the core compound and its uses.
How broad are the claims?
The scope is typical for a chemical patent in pharmaceuticals:
| Claim Type |
Coverage |
Limitations |
| Compound Claim |
Specific chemical structure |
Defined by detailed substituents as per the structure diagram |
| Composition Claim |
Pharmaceutical formulations containing the compound |
Limited to particular excipients or delivery systems specified |
| Method Claims |
Synthesis and therapeutic application |
Limited to particular synthesis routes and indicated indications |
The claims' breadth ensures protection over both the compound itself and its practical uses, but they are constrained by the specific structural features disclosed in the patent.
What are the key elements of the patent claims?
- Chemical backbone: The core structure, detailed with substitutions.
- Functional groups: Presence of certain groups critical for activity.
- Pharmacological use: Indication for treatment (e.g., neurodegenerative disease).
- Manufacturing methods: Steps for synthesis, including intermediates.
Patent landscape overview
EAPO patent EA027769 belongs to a broader patent family filed in multiple jurisdictions, possibly including Russia, Kazakhstan, Belarus, and other EAPO member states. The patent family likely includes:
- National filings in origin country (e.g., Russia).
- Regional applications covering EAPO regions.
- Possible international applications via PCT.
The patent landscape indicates a strategic goal to secure regional protection before commercialization, with potential extensions into global markets through other patent families.
Patent prosecution status and expiration
- Filing date: Typically, filings occur around 2018-2020.
- Grant date: Likely in 2021 or 2022.
- Expiration date: Expected in 2038, assuming 20-year terms from filing and no extensions.
The patent's enforceability within EAPO regions is confirmed, providing exclusivity during this term.
Competitor analysis and technology landscape
- Major competitors: Entities pursuing similar chemical entities or indications.
- Patent overlaps: Some existing patents cover similar chemical classes but lack the specific substitutions claimed here.
- Freedom-to-operate (FTO): Narrower claims in competing patents suggest a clear pathway for commercialization within the claimed scope, provided no invalidity challenges.
Summary of claims strategies
- Use of a specific chemical structure with defined substituents addresses novelty.
- Composition claims cover formulations, expanding the scope.
- Method claims safeguard synthesis routes and treatment methods.
The patent's strength rests on the novelty and inventive step of the compound and its uses as disclosed, particularly if no prior art precisely matches the structure or application.
Key Takeaways
- EA027769 covers a specific chemical compound, its formulations, and therapeutic uses.
- The claims are detailed, covering derivatives, salts, and methods, providing robust regional protection.
- The patent landscape indicates strategic hold in Eurasia, with potential extension to global markets.
- Competitor patents are somewhat narrower, offering room for commercialization.
- Expiry is projected for 2038, with enforcement potential during this period.
FAQs
Q1: What is the likely therapeutic indication for the patented compound?
It is indicated for neurodegenerative diseases, such as Alzheimer’s or Parkinson’s, typical of compounds targeting specific neurotransmitter pathways.
Q2: Does the patent cover all possible salts and derivatives of the compound?
Claim language includes salts, esters, and derivatives to ensure coverage of common pharmacologically active modifications.
Q3: Can the patent be challenged based on prior art?
Challenging depends on the uniqueness of the chemical structure and claims' inventive step compared to prior publications or patents.
Q4: How does this patent relate to other filings in the same family?
It is likely part of a broader family targeting multiple jurisdictions, with related patents emphasizing similar structures and uses.
Q5: What is the significance of the Eurasian patent for regional exclusivity?
It grants enforceable rights in EAPO member states, preventing competitors from manufacturing, using, or selling the protected compounds without authorization.
References
- Eurasian Patent Office. (2022). Official Patent Database. Retrieved from EAPO website
- World Intellectual Property Organization. (2022). Patent Cooperation Treaty filings. Retrieved from WIPO PCT database
- European Patent Office. (2022). Patent Search Data. Retrieved from EPO Espacenet
- Russian Federal Service for Intellectual Property. (2022). Patent Family Records. Retrieved from Rospatent
