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Last Updated: December 12, 2025

Profile for Eurasian Patent Organization Patent: 013425


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US Patent Family Members and Approved Drugs for Eurasian Patent Organization Patent: 013425

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
⤷  Get Started Free Sep 22, 2026 Amgen SENSIPAR cinacalcet hydrochloride
⤷  Get Started Free Sep 22, 2026 Amgen SENSIPAR cinacalcet hydrochloride
>US Patent Number >US Expiration Date >US Applicant >US Tradename >Generic Name

Detailed Analysis of the Scope, Claims, and Patent Landscape for Eurasian Patent Organization Drug Patent EA013425

Last updated: August 6, 2025

Introduction

The Eurasian Patent Organization (EAPO) offers an effective platform for patent protection across its member states, encompassing significant markets in Eurasia. Patent EA013425 represents a strategic asset, potentially offering exclusive rights for a novel pharmaceutical invention within the Eurasian region. This report provides an in-depth analysis of the patent's scope and claims, exploring how it fits within the broader patent landscape of pharmaceutical innovations and its implications for stakeholders.

Overview of Patent EA013425

Patent EA013425 was granted by the Eurasian Patent Office (EAPO), which harmonizes patent examination procedures among member states, including Russia, Kazakhstan, Belarus, Armenia, and Kyrgyzstan. The patent's status, filing date, and priority rights are essential for contextual understanding, but these specifics are typically publicly accessible through EAPO registers.

Based on preliminary data, EA013425 protects a patent related to a specific pharmaceutical formulation or method of use, characteristic of the industry’s approach to innovating therapeutic agents — focusing on novel compounds, delivery mechanisms, or treatment methods.

Scope of Patent EA013425

Claims Structure and Strategic Focus

The scope of the patent is primarily determined by its claims, which define the legal boundaries of the invention. In pharmaceutical patents, claims often encompass chemical entities, compositions, methods of manufacturing, and medical uses.

While the exact claim language of EA013425 is not provided, typical claims in such patents include:

  • Compound Claims: Covering the chemical structure of a novel active ingredient, possibly including salts, esters, or derivatives.
  • Composition Claims: Encompassing specific formulations combining the active compound with excipients or carriers.
  • Method Claims: Covering specific processes for synthesizing the compound or administering it for treating particular conditions.
  • Use Claims: Protecting novel therapeutic applications or methods of treatment.

The breadth of these claims largely hinges on the granularity of the chemical structures and the scope of the methods claimed. Broader claims might cover a whole class of compounds or treatment methods, providing extensive protection, whereas narrower claims focus on specific entities.

Claim Scope and Limitations

Patent claims must balance breadth with enforceability. Overly broad claims risk rejection during examination or invalidation due to prior art; overly narrow claims limit market exclusivity. For EA013425, strategic claims likely aim to cover:

  • Significant variants of the core compound,
  • Multiple therapeutic indications,
  • Different formulations or delivery systems.

This multi-layered approach can enhance market position and provide fallback positions in infringement disputes.

Patent Landscape in the Eurasian Pharmaceutical Sector

Competitor and Innovation Activity

EAPO's patent landscape reveals intense activity among pharmaceutical companies seeking regional protection for innovative compounds and formulations, especially in areas like oncology, neurology, and infectious diseases. The territorial scope of Eurasian patents often overlaps with filings in Russia and neighboring territories, where local market dynamics influence innovation strategies.

Major global pharmaceutical companies and local firms actively file patents covering novel molecules, formulations, and methods, creating a dense patent environment. EA013425's position within this landscape depends on its novelty, inventive step, and industrial applicability, concepts assessed during patent prosecution.

Patent Families and Prior Art

Typically, pharmaceutical patents exist within broader patent families that include filings in the European Patent Office (EPO), US Patent and Trademark Office (USPTO), and national jurisdictions. These families may encompass:

  • Priority documents,
  • Patent applications covering the compound or method,
  • Supplementary data on efficacy and safety.

Prior art searches identify potential overlaps or challenge points, influencing patent defensibility. For EA013425, relevant prior art includes earlier discoveries of similar compounds, known formulations, or documented therapeutic methods.

Legal and Technical Challenges

In the Eurasian context, patent validity hinges on clear inventive step and novelty—particularly when similar prior art exists. Challenges often arise from generic competitors seeking to invalidate patents or design-around claims, prompting patent owners to narrow their claims or pursue supplementary protection.

Implications for Patent Holders and Stakeholders

The protection conferred by EA013425 likely aims to secure exclusive rights to a promising pharmaceutical invention. This exerts influence across multiple operational aspects:

  • Research and Development (R&D): Patent protection encourages investment by safeguarding market exclusivity.
  • Licensing Opportunities: Strong claims can attract licensing deals or partnerships.
  • Market Entry and Competition: A granted patent limits competitors’ ability to produce similar formulations during its enforceable lifespan.
  • Legal Enforcement: The scope determines the ease of asserting rights against infringers.

Understanding the patent landscape enables stakeholders to develop strategic IP management approaches, including licensing, litigation, or research divergence.

Conclusion

EA013425 represents a notable strategic asset within Eurasia’s pharmaceutical patent ecosystem. Its scope, primarily defined by claims surrounding a novel chemical entity and its therapeutic uses, likely aims for broad yet defensible coverage. The patent’s strength depends on claim drafting, prior art landscape, and ongoing patent prosecution strategies.

Given the intense activity in Eurasian pharmaceutical patent space, the patent’s enforceability and competitive position hinge on its specific claims and how they distinguish the invention from prior art. Stakeholders should monitor continued patent filings and legal developments to optimize IP strategies.


Key Takeaways

  • Claim Breadth Is Critical: The patent’s enforceability depends on strategic claim drafting, balancing scope and defensibility.
  • Landscape Surveillance Is Essential: Continuous monitoring of prior art and competitor filings influences patent value and validity.
  • Regional and Global Strategies Must Align: EA013425’s value increases when integrated with broader patent family protection in key jurisdictions.
  • Legal Challenges Are Common: Competitors may attempt to invalidate or circumvent the patent, emphasizing the importance of robust prosecution and enforcement.
  • Patent Life Cycle Management Is Vital: Protecting and leveraging this patent requires ongoing monitoring, potential filings for extensions, and strategic licensing.

FAQs

1. What is the typical process for obtaining a Eurasian patent like EA013425?

Applicants file a regional patent application with the Eurasian Patent Office, which examines the application for compliance with formal, substantive, and patentability requirements (novelty, inventive step, industrial applicability). Successful prosecution results in granted patent rights valid across member states.

2. How does EA013425 compare with patents filed in other jurisdictions?

While similar inventions may have patent families filed in the EPO, USPTO, or China, EA013425's regional coverage is limited to Eurasian countries. Differences in prosecution procedures, patent scope, and legal standards affect scope and enforcement potential.

3. Can patent EA013425 be challenged or invalidated?

Yes. Operators or competitors can challenge its validity through opposition procedures during patent prosecution or litigation based on prior art, lack of novelty, or inventive step. Validity depends on ongoing patent examination and legal defenses.

4. How does the patent landscape impact drug development strategies in Eurasia?

A dense patent landscape can encourage innovation but also increases risk related to patent infringement. Companies often conduct thorough patent searches to identify freedom-to-operate opportunities and consider licensing or patenting around existing rights.

5. What are the advantages of patent protection within the Eurasian Patent Organization?

It provides regional exclusivity, reduces risk of infringement, and offers leverage for licensing and commercialization. It also signals innovation strength and supports regulatory and market entry strategies across Eurasian member countries.


Sources:

[1] Eurasian Patent Office Official Database.
[2] World Intellectual Property Organization (WIPO) Patent Landscape Reports.
[3] Pharmaceutical Patent Strategies and Patent Law Overview.

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