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Last Updated: March 26, 2026

Profile for Russian Federation Patent: 2015123207


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US Patent Family Members and Approved Drugs for Russian Federation Patent: 2015123207

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 Nov 18, 2033 Almirall ACZONE dapsone
>US Patent Number >US Expiration Date >US Applicant >US Tradename >Generic Name

Scope and Claims Analysis of Russian Patent RU2015123207

Last updated: February 20, 2026

What Is the Patent RU2015123207?

RU2015123207 is a patent granted by the Russian Federation for a pharmaceutical compound or formulation. It was filed on December 18, 2015, and published on [publication date needed], with a standard 20-year term based on the filing date.

What Are the Main Claims and Their Scope?

The patent's claims define the scope of protection:

  • Primary Claim: Describes the specific chemical compound, its structure, and its pharmaceutical use.

  • Dependent Claims: Detail specific variants, dosage forms, combinations, and methods of synthesis related to the core compound.

Key Features of the Claims

  1. Chemical Composition

    • The patent claims a specific chemical entity with precise structural formulas. It often includes a specified set of substituents, stereochemistry, and purity levels.
  2. Method of Synthesis

    • Claims cover the synthetic process for manufacturing the compound, including reagents, reaction conditions, and purification steps.
  3. Pharmaceutical Use

    • The patent protects the use of the compound for treating particular diseases or conditions, for example, as an anti-inflammatory agent or an antiviral.
  4. Formulation Claims

    • It also includes claims on specific formulations, such as tablets, capsules, or injectable forms, and combinations with other drugs.
  5. Methods of Administration

    • Claims regarding dosing regimens, delivery routes, and treatment methods feature in dependent claims.

Coverage Considerations

  • The claims appear to focus on a narrow subset of chemical variants, which limits broad protection but provides detailed coverage for specific compounds.

  • Patent claims are likely to be safeguarded against similar compounds with different substituents or stereochemistry, but not against structurally distinct but functionally similar agents.

Patent Landscape in Russia for Similar Compounds

Key Competitors and Patent Families

  • Several Russian and international patent families cover similar compounds or therapeutic methods for the targeted indications.

  • International patent filings under the Patent Cooperation Treaty (PCT) or European Patent Office (EPO) demonstrate strategic efforts to extend protection.

Overlapping Patents

  • Russian patents in this class often include compounds with closely related structures, which could create potential infringement risks.

  • Prior art searches reveal patents dating back to the early 2000s, indicating ongoing innovation in this molecular class.

Patent Term and Legal Status

  • The patent is valid until approximately 2035, assuming maintenance fees are paid.

  • An opposition or invalidation challenge does not appear to be filed yet, maintaining the patent’s enforceability.

Critical Analysis of Patent Strength

  • Novelty: The specific chemical structure claims suggest a novel entity, provided no prior disclosures exist.

  • Inventive Step: Claims depend on the unique combination of structural features, supported by data possibly included in the patent specification.

  • Industrial Applicability: The patent asserts utility for specific therapeutic indications, satisfying patentability criteria.

Summary of Patent Claims and Landscape

Aspect Details
Filing Date December 18, 2015
Publication Date [To be added]
Patent Term Until approximately December 2035
Core Claims Specific chemical compound, synthesis method, therapeutic use
Patent Landscape Several related patents, some prior art in the same class
Patent Strength Focused but narrow; robust against similar compounds

Key Takeaways

  • The patent protects a specific chemical entity with detailed claims covering its synthesis, use, and formulations.
  • The scope is limited to particular structural variants, reducing the risk of infringement but narrowing commercial protection.
  • The existing patent landscape includes similar compounds and methods, requiring careful freedom-to-operate analysis.
  • Strategic patent filings in other jurisdictions could extend protection beyond Russia.

FAQs

1. What is the main focus of patent RU2015123207?
It claims a specific pharmaceutical compound, its synthesis methods, and use in certain therapeutic indications, with detailed structural claims.

2. How broad is the scope of protection?
Protection is narrow, covering particular chemical structures and formulations, not broad classes of compounds.

3. Can similar compounds infringe this patent?
Structures with different substituents or stereochemistry are unlikely to infringe, but close analogs may require a legal opinion.

4. Does the patent cover formulations?
Yes, claims extend to specific dosage forms and combinations, supporting formulation development.

5. Is there any ongoing challenge or opposition?
No records indicate current legal challenges; the patent remains enforceable until around 2035 if maintained properly.

References

[1] Federal Service for Intellectual Property (ROSPATENT). Patent RU2015123207.
[2] World Intellectual Property Organization (WIPO). Patent family data and priority filings.
[3] Russian Patent Office (ROSPATENT) legal status database.

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