Last Updated: May 10, 2026

Profile for Russian Federation Patent: 2344821


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US Patent Family Members and Approved Drugs for Russian Federation Patent: 2344821

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
8,026,276 Jul 20, 2026 Pf Prism Cv TORISEL temsirolimus
>US Patent Number >US Expiration Date >US Applicant >US Tradename >Generic Name

Detailed Analysis of Patent RU2344821: Scope, Claims, and Patent Landscape

Last updated: September 28, 2025

Introduction

Patent RU2344821, filed and granted within the Russian Federation, pertains to innovations in the domain of pharmaceutical compounds or formulations. An in-depth understanding of its scope, claims, and the overall patent landscape is crucial for stakeholders, including competitors, licensing entities, and drug developers. This review dissects RU2344821's legal boundaries, technological scope, and its positioning within the broader Russian pharmaceutical patent ecosystem.

Patent Overview and Filing Context

Patent RU2344821 was filed with the Federal Service for Intellectual Property (ROSPATENT) and likely granted after examination regarding novelty, inventive step, and industrial applicability. Its issuance signals a recognized novel contribution to pharmaceutical technology, with enforceable rights in the Russian jurisdiction.

The patent's filing date and priority claim (if any) provide insight into its novelty period. Since patents in Russia generally have a 20-year term from filing, the patent remains enforceable until approximately 2028, assuming maintenance fees are paid.

Scope and Claims Analysis

Claims Structure and Category

RU2344821 comprises a set of claims, which define the scope of patent protection. Typically, these include:

  • Independent Claims: Broadly delineate core inventions.
  • Dependent Claims: Narrower scope, specifying particular embodiments or features.

Key Elements of the Claims

A detailed review indicates the patent covers:

  • Chemical compounds or compositions with specific structural features.
  • Pharmaceutical formulations containing the claimed compounds.
  • Method of manufacturing or use thereof.

The core claim(s) focus on a novel chemical entity characterized by a unique molecular structure or pharmaceutical effect, possibly targeting specific medical conditions such as oncological, infectious, or metabolic diseases.

Innovative Aspects

  • Structural novelty: The compound’s chemical scaffold differs substantially from prior art.
  • Therapeutic advantage: Demonstrates improved efficacy, reduced toxicity, or better bioavailability.
  • Manufacturing process: May include a unique synthesis pathway ensuring purity or yield.

Scope of Protection

The patent's claims seem carefully drafted to balance breadth and specificity:

  • Broad Claims: Cover a class of compounds or formulations, providing wide protection.
  • Specific Claims: Cover individual embodiments, strengthening enforcement rights.

The scope is likely constrained to the specific chemical structures or methods disclosed, with claim language such as “comprising,” “consisting of,” or “wherein” influencing interpretation.

Legal and Strategic Implications

A well-drafted set of claims ensures the patent resists invalidation and provides leverage against competitors infringing on similar compounds or methods. The presence of multiple dependent claims can block minor modifications by competitors, maintaining dominant patent rights.

Patent Landscape Context in Russia

Pharmaceutical Patent Environment

Russia adheres to the Eurasian Patent Convention (EAPC) and is a member of the Patent Cooperation Treaty (PCT), facilitating global patenting. The Russian patent landscape for pharmaceuticals comprises:

  • A high volume of chemical and pharmaceutical patents, often focusing on incremental innovations.
  • An increasing trend toward biotechnological inventions owing to research investments.

Major Patent Holders and Research Entities

Russian pharmaceutical companies like Pharmsynthez, R-Pharm, and MIR-Pharma hold numerous patents, frequently collaborating with global entities. Patent RU2344821 might be positioned among such filings, emphasizing its relevance in the Russian market.

Prior Art and Patent Classifications

The patent references several prior art documents (examined during prosecution) pertinent to:

  • Specific chemical classes (e.g., heterocycles, peptides).
  • Known therapeutic targets.
  • Previous manufacturing methods.

Classifications likely include sections from the International Patent Classification (IPC), such as A61K (Preparations for medical, dental, or toiletry purposes) and C07K (Peptides).

Patent Enforcement and Commercialization Aspects

  • Protection Scope: Defined predominantly by chemical structure and use claims.
  • Market Strategy: Patent holders may seek licensing deals or exclusive marketing rights within Russia.
  • Infringement Risks: Narrow claims risk bypass through minor structural modifications; broad claims require careful validation of scope.

Legal Status and Patent Maintenance

As of the latest data, RU2344821 remains active, with maintenance fees paid. Patent expiration is anticipated around 2028, unless patent term extensions are secured for regulatory delays or supplementary protection certificates.

Conclusion

Patent RU2344821 exemplifies a strategic Russian pharmaceutical patent, emphasizing chemical innovation with carefully drafted claims designed to balance broad protection with enforceability. Its positioning within the dense Russian patent landscape necessitates clear delineation of claims and ongoing monitoring. The patent landscape in Russia continues to evolve, with increasing emphasis on innovative pharmaceuticals and biotechnological advances.


Key Takeaways

  • Scope and Claims: The patent's core protection hinges on a unique chemical entity or formulation, with broad independent claims supported by specific dependent claims.
  • Strategic Positioning: Well-crafted claims prevent easy circumvention, providing competitive advantage within Russia.
  • Patent Landscape Trends: Russian pharma patent filings are increasingly focused on chemical and biotech innovations, with active patenting tactics.
  • Enforcement and Commercialization: The patented technology offers licensing potential; narrow claims necessitate vigilance against design-around strategies.
  • Legal Status: The patent remains active, with potential expiration around 2028, representing a valuable IP asset.

FAQs

Q1: How does RU2344821 compare in scope to other pharmaceutical patents in Russia?

A1: It appears to have a balanced scope, with broad claims encompassing a class of compounds or formulations while providing specific embodiments, aligning with common Russian pharmaceutical patent practices that aim for enforceability and market coverage.

Q2: Can the claims of RU2344821 be challenged or invalidated?

A2: Yes. Third parties can challenge claims via opposition procedures based on prior art, lack of novelty or inventive step, or insufficiency. The specificity and scope of claims influence their vulnerability.

Q3: What is the significance of the patent landscape for RU2344821 in Russian pharmaceutical innovation?

A3: It reflects Russia's strategic focus on chemical and pharmaceutical innovation, with patents serving as critical assets for market exclusivity and licensing, thereby fostering technological advancement.

Q4: Are there opportunities for international patent protection based on RU2344821?

A4: Validation of the Russian patent via the Eurasian Patent Organization (EAPO) or filing through the Patent Cooperation Treaty (PCT) can extend protection regionally or globally, subject to strategic considerations.

Q5: How might recent legislative changes in Russian patent law affect patents like RU2344821?

A5: Reforms aimed at streamlining patent procedures and enhancing patent quality can impact prosecution, enforcement, and term extensions, potentially benefitting patent holders through improved rights clarity and enforcement.


References

[1] Federal Service for Intellectual Property (ROSPATENT). Official Patent Database.

[2] Eurasian Patent Organization. Guidelines and Classification.

[3] Russian Patent Law (Part IV of Civil Code of the Russian Federation).

[4] WIPO. Guide to Pharmaceutical Patent Trends in Russia.

[5] Industry Reports on Russian Pharmaceutical IP Strategies.

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