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Last Updated: December 18, 2025

Profile for Serbia Patent: 57328


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US Patent Family Members and Approved Drugs for Serbia Patent: 57328

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
11,957,694 Jun 17, 2036 Mayne Pharma NEXTSTELLIS drospirenone; estetrol
>US Patent Number >US Expiration Date >US Applicant >US Tradename >Generic Name

Detailed Analysis of the Scope, Claims, and Patent Landscape for Serbia Patent RS57328

Last updated: August 2, 2025


Introduction

Patent RS57328, filed and granted in Serbia, pertains to a novel pharmaceutical invention. It offers intellectual property rights exclusive to its owner over specific formulations, compounds, or methods associated with a therapeutic agent. An understanding of its scope, claims, and the broader patent landscape informs stakeholders about its legal strength, market exclusivity, and competitive positioning.


Patent Overview

  • Application and Grant Dates: The patent application was filed on [Insert Filing Date], with the grant date on [Insert Grant Date].
  • Patent Holder: [Insert Applicant/Assignee Name], a major player in pharmaceutical innovation.
  • Patent Classification: Likely classified under international patent classifications related to pharmaceuticals, such as A61K (specific to medicinal preparations).

Scope of the Patent

RS57328 covers a specific pharmaceutical composition, potentially involving a unique active ingredient, a novel combination, or a distinctive formulation method. The scope encompasses:

  • Pharmaceutical Composition: Detailed claims define a specific formulation, including carriers, excipients, and stabilizers that contribute to the drug’s efficacy and stability.
  • Method of Manufacture: Processes for synthesizing or producing the active ingredient or formulation, which may include specific reaction conditions or purification steps.
  • Therapeutic Use Claims: Indications or methods for treating particular diseases or conditions, establishing the patent’s utility and inventive step.

The comprehensiveness of the scope is crucial: broader claims cover more ground but may face more scrutiny, while narrower claims restrict the patent’s coverage but are easier to defend.


Claims Analysis

The claims delineate the legal boundaries of the patent’s protection. Typical claims in pharmaceutical patents include:

  1. Composition Claims: Specify the exact formulation, including the concentrations of active ingredients. For example, "A pharmaceutical composition comprising [Active Ingredient] in an amount of [X] mg/formulation."
  2. Method Claims: Cover the process of making or administering the drug. For instance, "A method of treating [disease] comprising administering a therapeutically effective amount of [composition]."
  3. Use Claims: Define the particular application or therapeutic effect, such as treating a specific disease or condition.

Key points:

  • Novelty and Inventive Step: To uphold validity, claims must demonstrate novelty over prior art, including patent documents and scientific publications.
  • Dependent Claims: Narrower claims that specify particular embodiments or features, providing fallback positions during infringement or validity challenges.
  • Potential Limitations: The scope may be limited by existing Serbian patent law, which emphasizes inventive step and industrial applicability.

Patent Landscape in Serbia

Serbia’s pharmaceutical patent environment is aligned with international standards, being a member of the World Intellectual Property Organization (WIPO) and ratifying the Patent Cooperation Treaty (PCT). Key aspects include:

  • Patent Term: Standard 20-year protection from the filing date, subject to renewal and annuity payments.
  • Examination Process: Thorough review focusing on novelty, inventive step, and industrial applicability.
  • Enforcement & Litigation: Serbia has established mechanisms for patent enforcement, including civil and administrative procedures.

Competitive Landscape:

  • Existing Patents: Several patents cover pharmaceutical compositions, many originating from local and international companies.
  • Research & Development Trends: Increased innovation focus on biologics, targeted therapy, and combination treatments in recent years, reflecting global trends.
  • Patent Thickets: Overlapping patents may exist, potentially complicating freedom-to-operate analyses for similar drugs or formulations.

Legal and Commercial Implications

  • Market Exclusivity: RS57328 grants exclusive rights, providing a competitive advantage within Serbia’s market for the patent’s active entity for up to 20 years.
  • Licensing & Partnerships: The patent holder may leverage licensing deals or partnerships domestically and regionally.
  • Potential Challenges: Generic manufacturers or competitors might seek invalidation via prior art or non-obviousness arguments, especially if the claims are narrow.

Conclusion

Patent RS57328 distinctly defines a pharmaceutical invention’s scope through its claims, covering specific compositions, processes, or uses. Its strength depends on the breadth of these claims and its differentiation over prior art. The Serbian patent landscape offers opportunities for exclusivity but also presents challenges, notably in maintaining patent validity amid potential legal disputes or invalidation attempts.


Key Takeaways

  • Understanding Claim Scope: Focus on the breadth and specificity of claims for assessing infringement risk and market exclusivity.
  • Patent Landscape Insight: Monitor overlapping patents and regional patent laws to determine freedom-to-operate and strategic positioning.
  • Lifecycle Management: Ensure timely patent maintenance, enforce rights diligently, and consider regional patent extensions beyond Serbia if applicable.
  • Innovation Focus: Align R&D efforts to generate patentable innovations that complement existing patents, strengthening market position.
  • Legal Vigilance: Regularly review patent enforceability and stay informed about potential legal challenges within Serbia and neighboring jurisdictions.

FAQs

1. What is the primary protective scope of Serbia patent RS57328?
It covers a specific pharmaceutical composition, its manufacturing process, and possibly its therapeutic use, as defined in its claims.

2. How does Serbia’s patent law influence pharmaceutical patent protections?
Serbian law emphasizes novelty, inventive step, and industrial applicability, providing up to 20 years of protection with a structured examination process.

3. Can RS57328 be enforced against generic competitors?
Yes, during its enforceable period, if infringement occurs, legal action can be taken, assuming the patent remains valid and enforceable.

4. How does the patent landscape in Serbia affect new drug development?
A competitive landscape with overlapping patents requires strategic planning for product development, licensing, and potential patent challenges.

5. Should multinational pharma companies consider regional patent extensions for RS57328?
Yes, considering regional patent filings in neighboring countries or through European patent systems can enhance market protection.


Sources:

[1] Serbian Patent Office. (2022). Patent Law of the Republic of Serbia.
[2] World Intellectual Property Organization. (2023). WIPO Patent Reports.
[3] European Patent Office. (2022). Patent Landscape Reports.
[4] National drug regulatory agency documents.
[5] Pharmaceutical patent databases and legal consults.


Note: Specific data such as application and grant dates, applicant details, and claims language should be verified directly from the Serbian Patent Office records or patent database entries to ensure precise analysis.

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