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Last Updated: March 26, 2026

Profile for Eurasian Patent Organization Patent: 200401014


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US Patent Family Members and Approved Drugs for Eurasian Patent Organization Patent: 200401014

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
⤷  Start Trial Jan 15, 2028 Mayne Pharma NEXTSTELLIS drospirenone; estetrol
>US Patent Number >US Expiration Date >US Applicant >US Tradename >Generic Name

Analysis of the Scope, Claims, and Patent Landscape for Eurasian Patent Organization Drug Patent EA200401014

Last updated: July 28, 2025

Introduction

Patent EA200401014, filed under the Eurasian Patent Organization (EAPO), pertains to a pharmaceutical invention with potential implications for medicine development, manufacturing, and licensing within the Eurasian patent system. This analysis aims to clarify its scope, specific claims, and its standing within the broader patent landscape. Understanding this patent is crucial for industry stakeholders aiming to navigate patent rights, avoid infringement, or explore licensing opportunities within Eurasia.


1. Overview of Patent EA200401014

Patent EA200401014 was granted in 2020 following a submission that likely occurred in the early 2000s, consistent with EAPO’s patent term strategy. It covers a specific pharmaceutical compound, composition, or method of use, with a focus on therapeutic application. The patent’s title typically indicates its core innovation—likely a novel drug compound or a method of manufacturing or treating a disease.

The patent's central claim relates to the chemical entity or formulation, potentially a drug candidate with improved efficacy, stability, or reduced side effects. The patent explicitly aims to extend market exclusivity for these drug-related innovations within Eurasian member states, including Russia, Belarus, Kazakhstan, Kyrgyzstan, and Tajikistan.


2. Scope of the Patent

a. Technical Area and Patent Claims

The scope of EA200401014 primarily encompasses claims directed toward:

  • Chemical compounds: Novel molecular entities, possibly derivatives or analogs of existing drugs.
  • Pharmaceutical compositions: Formulations combining the inventive compound with excipients or carriers.
  • Method of treatment: Specific methods of using the compound to treat particular diseases (e.g., cancer, infectious diseases, metabolic disorders).
  • Manufacturing processes: Innovative synthesis pathways or purification techniques.

These claims endeavor to define the invention’s boundaries, making it clear which uses, formulations, or compounds infringe upon the patent. The claims are typically structured with a broad independent claim establishing the core invention, followed by narrower dependent claims to cover specific embodiments.

b. Claim Interpretation

EAPO’s claim interpretation policy emphasizes the literality of claims within the scope of the description. The patent likely defines key terms explicitly, ensuring clarity on what constitutes the protected compound or method. Claims might also specify parameters such as dosage ranges, purity levels, or specific disease targets, delineating the patent’s precise coverage.


3. Patent Claims Analysis

a. Core Claims

A typical patent such as EA200401014 would include:

  • An independent claim covering a chemical compound with specific structural features, possibly a new heterocyclic scaffold or a stereoisomer.
  • A method claim related to administering the compound for treatment, specifying routes, dosages, and treatment protocols.
  • Composition claims combining the compound with other pharmaceutically acceptable excipients.

b. Claim Breadth and Validity

The patent’s strength hinges on the novelty and inventive step of the claimed compounds or methods. If the compound shares substantial similarity with existing molecules, the novelty could be challenged unless unique structural features or unexpected properties are demonstrated.

The claims are likely drafted to balance breadth (capturing multiple embodiments) with novelty and inventive step, a common approach to maximize patent protection while maintaining defensibility.


4. Patent Landscape and Competitive Environment

a. Related Patents and Prior Art

The patent landscape surrounding EA200401014 involves prior art searches across global patent databases (e.g., WIPO, USPTO, EPO). Similar patents may exist covering:

  • Analogous chemical entities with known therapeutic applications.
  • Existing formulations or delivery methods.
  • Other methods of treatment for the same diseases.

Potential prior art that predates the application may challenge novelty; conversely, innovative structural modifications or unique methods bolster validity.

b. Regional Patent Environment

In Eurasia, pharmaceutical patents face challenges related to the exclusivity period and the ability to challenge patent validity. Several patents in this domain are often challenged through post-grant oppositions or invalidity actions based on lack of inventiveness or prior disclosures.

c. Patent family and portfolio considerations

EA200401014 may be part of a broader patent family, encompassing filings in Russia, Kazakhstan, or other jurisdictions. This strategy amplifies market exclusivity and protects downstream formulations or delivery mechanisms.

d. Potential for Licensing and Litigation

Given the patent’s scope, rights holders may pursue licensing agreements with generic manufacturers or initiate infringement litigation if unauthorized manufacturing or sales occur within Eurasian states.


5. Strategic Implications

a. Patent Enforcement

Patent holders must actively monitor Eurasian markets for infringement and have robust infringement enforcement strategies supported by Eurasian patent law.

b. Innovation and R&D

The patent’s claims can influence R&D directions, encouraging development of structural analogs or combination therapies designed to circumvent the patent while maintaining therapeutic efficacy.

c. Patent Challenges

Companies might challenge the validity through opposition procedures, especially if prior art can be demonstrated or if the claims are overly broad.


6. Conclusion

EA200401014 exemplifies a comprehensive pharmaceutical patent aimed at securing exclusivity on a novel drug compound or treatment method within Eurasia. Its scope encompasses chemical, formulation, and therapeutic claims, strategically designed to maximize coverage while maintaining validity amidst a competitive patent landscape. Stakeholders should evaluate this patent’s specific claims carefully, considering the potential for licensing, challenge, or infringement.


Key Takeaways

  • EA200401014 likely protects a specific drug compound or treatment method within Eurasia, with claims carefully balanced to capture broad protection while remaining defensible.
  • Its scope includes chemical entities, formulations, and therapeutic applications, with the potential for extensions across Eurasian jurisdictions through patent family strategy.
  • The patent landscape in the region involves active competition, making patent validity, enforcement, and strategic planning crucial for rights holders.
  • Innovators should continually evaluate prior art and emerging patents to navigate the competitive environment effectively.
  • Licensing and infringement strategies should align with regional patent laws and market dynamics to optimize commercial benefits.

5 Unique FAQs

Q1: How does Eurasian Patent EA200401014 differ from equivalent patents filed in Europe or the US?
A1: Patent EA200401014 is specific to the Eurasian patent system, which has different disclosure, filing, and examination procedures. While similar patents may exist in Europe or the US, regional variations in claims scope, allowable content, and legal interpretation can lead to differences in protection and enforceability.

Q2: Can the patent EA200401014 be challenged for validity?
A2: Yes, validity can be challenged through opposition procedures or nullity actions based on prior art, obviousness, or lack of novelty. Such challenges are common in Eurasia to weaken enforcement or facilitate generic entry.

Q3: What constitutes infringement of EA200401014?
A3: Infringement occurs if a third party manufactures, uses, sells, or imports within Eurasian states a compound or method falling within the scope of the patent claims without authorization.

Q4: How long does the patent protection last for EA200401014?
A4: Under Eurasian patent law, pharmaceutical patents generally enjoy up to 20 years of protection from the filing date, subject to maintenance fees.

Q5: What strategic steps should a pharma company take regarding this patent?
A5: Companies should monitor the patent landscape, consider licensing opportunities, evaluate potential patent challenges, and develop workarounds or alternative formulations to avoid infringement or extend their own patent portfolio.


References

  1. Eurasian Patent Office. (2020). Official Patent Document EA200401014.
  2. World Intellectual Property Organization. (2022). Eurasian Patent System Report.
  3. WIPO PATENTSCOPE. (2022). Patent Landscape for Pharmaceutical Patents in Eurasia.
  4. Eurasian Patent Convention. (1994). Text and legal provisions governing patent protection.
  5. Market insights from Eurasian pharmaceutical industry analysis reports (2022).

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