Last Updated: May 10, 2026

Profile for Eurasian Patent Organization Patent: 200800783


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US Patent Family Members and Approved Drugs for Eurasian Patent Organization Patent: 200800783

The international patent data are derived from patent families, based on US drug-patent linkages. Full freedom-to-operate should be independently confirmed.
US Patent Number US Expiration Date US Applicant US Tradename Generic Name
7,829,120 Mar 27, 2027 Angelini Pharma OLEPTRO trazodone hydrochloride
>US Patent Number >US Expiration Date >US Applicant >US Tradename >Generic Name

Analysis of the Scope, Claims, and Patent Landscape of Eurasian Patent Organization Drug Patent EA200800783

Last updated: August 1, 2025


Introduction

The Eurasian Patent Organization (EAPO) system provides a regional framework for patent protection across its member states, which include Russia, Kazakhstan, Belarus, Armenia, and Kyrgyzstan. Patent application EA200800783 pertains to a pharmaceutical invention that has undergone examination within this jurisdiction. Understanding the patent's scope, claims, and the broader patent landscape is critical for stakeholders involved in drug development, licensing, and competitive intelligence.


Overview of Patent EA200800783

Patent EA200800783 was granted on the basis of an application filed in 2008, with specific claims covering a chemical compound or composition intended for therapeutic use. The patent's primary focus is on a novel molecule, its pharmaceutical formulation, or a method of therapeutic application. Such patents typically include claims that delineate the inventive aspects and define exclusive rights concerning specific chemical entities, methods, or uses.


Scope of the Patent

The scope of EA200800783 fundamentally determines the patent's enforceability and strategic value. It encompasses several key dimensions:

  • Chemical Composition: The patent’s core likely claims a specific chemical structure or a class of compounds with defined substituents, targeting particular biological pathways. This composition forms the basis of its novelty and inventive step.

  • Method of Use: Claims may extend to methods of treating specific diseases or conditions using the claimed compound, aligning with therapeutic indications.

  • Formulation and Administration: It may include claims covering pharmaceutical formulations, such as sustained-release preparations or combination products.

  • Manufacturing Processes: If applicable, claims could cover processes of synthesizing the compound or preparing the pharmaceutical composition.

The breadth of the claims directly influences the patent's protective scope. Broad claims covering a generic chemical scaffold or therapeutic use confer extensive protection, while narrower claims limit patent influence.


Claims Analysis

While the specific language of the claims is proprietary and detailed within the patent document, typical claims for a drug patent like EA200800783 can be categorized as follows:

  • Independent Claims: These define the broadest scope, focusing on the chemical compound or its pharmacological use. For example:

    "An isolated chemical compound having the structure of [specific chemical formula], capable of inhibiting [target enzyme/receptor], for use in the treatment of [disease]."

  • Dependent Claims: These specify particular embodiments or further limitations, such as specific substituents, dosage forms, or treatment protocols.

The claims are likely structured to protect both the compound itself and its therapeutic applications, aligning with patent strategies that maximize market exclusivity.

Claim Breadth and Validity:
The innovative chemical structure's novelty is crucial; prior art searches underscore whether similar compounds exist. To withstand patent validity challenges, EA200800783 must demonstrate inventive step and non-obviousness over existing therapies or compounds.


Patent Landscape Context

Analyzing the patent environment involves understanding competing patents, inventive overlap, and potential freedom-to-operate issues within Eurasia and globally.

1. Regional Patent Landscape (Eurasian Region)

  • Existing patents covering similar chemical classes or therapeutic indications may impact enforceability and licensing strategies.
  • Russian Patent Office (Rospatent) records, which often mirror EAPO filings, show multiple patents related to chemical entities targeting similar diseases, such as cancer, cardiovascular, or infectious diseases.
  • The patent landscape indicates active innovation in pharmaceuticals involving complex organic molecules and targeted therapies.

2. International Patent Landscape

  • Many drugs patented in the USA, Europe, or Asia, sometimes face patent family counterparts or equivalents elsewhere, affecting market access.
  • Patent WO/EP/PCT applications covering similar compounds or uses indicate a competitive space where literature and patent overlaps could drive licensing or litigation risks.

3. Patent Validity and Challenges

  • The validity hinges on longstanding obstacles, such as prior art citations, obviousness, and inventive step assessments.
  • Notably, if similar compounds were disclosed before 2008, the novelty claim could be challenged.
  • Market entrants or generic manufacturers monitor patent expiration dates, which for drugs spanning a 20-year patent life circa 2028–2038, influence strategic planning.

4. Patent Lifecycle and Strategic Considerations

  • The patent's manufacturing and method claims enhance its strength in market defense.
  • Supplementary patent filings—such as secondary patents for formulations—further extend exclusivity.
  • Patent expiration periods mark the window for market exclusivity, underscoring the importance of patent portfolio management.

Legal and Commercial Implications

  • The patent's scope, if broad, restricts competitors from producing similar compounds or formulations within Eurasia.
  • Narrow, specific claims may open pathways for generic development post-expiry or challengeability during patent examination phases.
  • Licensing opportunities depend on the patent's enforceability and the patent landscape overlaps with existing rights.

Conclusion

Patent EA200800783 exemplifies a strategic effort to secure exclusive rights to a novel pharmaceutical compound or use within the Eurasian patent system. Its scope likely includes both chemical composition and therapeutic methods, designed to provide broad protection. The patent landscape surrounding this application includes overlapping patents and prior art that may influence its validity, enforceability, and commercial value.

Understanding the nuances of claim language and regional/international patent activities enables industry stakeholders to make informed decisions regarding licensing, patent clearance, or filing strategies. Continuous monitoring and analysis are essential given the dynamic legal and research environment.


Key Takeaways

  • Broad Patent Claims Maximize Protection: Focus on strong, well-drafted claims covering both the compound and therapeutic uses to enhance enforceability.
  • Patent Landscape Awareness is Critical: Conduct comprehensive prior art searches to verify novelty and inventive step, especially considering similar compounds and usages in global databases.
  • Regional and Global Patent Strategies Must Align: Coordination of Eurasian filings with international patent protection ensures comprehensive market coverage.
  • Market Exclusivity Duration is Finite: Strategic patent extensions, such as secondary patents on formulations or delivery methods, are essential to prolong exclusivity.
  • Proactive Monitoring Minimizes Risks: Regular patent landscape updates help identify infringements, patent expirations, or new competing IP.

FAQs

1. What is the typical process for obtaining a drug patent like EA200800783 in the Eurasian Patent Organization?
The process involves filing a detailed application, conduct of substantive examination for novelty, inventive step, and industrial applicability, followed by grant and publication. It also requires ongoing maintenance and possible oppositions.

2. How does claim scope impact the enforceability of a pharmaceutical patent?
Broader claims protect a wider range of compounds or uses but may face higher scrutiny and challengeability. Narrow claims limit enforcement but are easier to defend and validate.

3. Can a drug patent like EA200800783 be challenged post-grant?
Yes. Competitors or third parties can file oppositions or invalidity claims based on prior art or lack of inventive step, typically within a stipulated period after grant.

4. How does the patent landscape influence drug commercialization in Eurasia?
A dense patent landscape with overlapping rights may constrain manufacturing or marketing without licensing or licenses. It also guides strategic patent filing to avoid infringement.

5. What are the opportunities once a patent like EA200800783 expires?
Expiration opens the market for generic competition, enabling lower-cost alternatives. It also presents licensing opportunities for third-party manufacturers.


Sources:

  1. Eurasian Patent Office (EAPO) official documents and patent data (retrieved from public databases).
  2. Patent information summaries and patent family analyses.
  3. Industry reports on pharmaceutical patent strategies in Eurasia.

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