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Last Updated: December 31, 2025

Profile for Cuba Patent: 24385


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US Patent Family Members and Approved Drugs for Cuba Patent: 24385

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
9,908,845 Sep 5, 2034 Merck Sharp Dohme WELIREG belzutifan
RE49948 Sep 5, 2034 Merck Sharp Dohme WELIREG belzutifan
>US Patent Number >US Expiration Date >US Applicant >US Tradename >Generic Name

Detailed Analysis of the Scope, Claims, and Patent Landscape for Cuba Drug Patent CU24385

Last updated: August 5, 2025


Introduction

Patent CU24385, granted by Cuba's national patent office, represents a significant intellectual property asset within the country's pharmaceutical sector. It pertains to a specific drug formulation, method of use, or manufacturing process, and understanding its scope, claims, and landscape provides critical insights for stakeholders including developers, licensors, generic manufacturers, and patent strategists.

This analysis offers an in-depth evaluation of CU24385's claims, scope, and its positioning within the broader patent landscape, to inform strategic decision-making in pharmaceutical development and commercialization efforts.


Patent Scope and Claims of CU24385

Overview of Patent Claims

Patent claims define the legal boundaries of patent rights. CU24385’s claims are designed to encompass specific novel aspects of the drug, its formulation, or process, while establishing boundaries to prevent infringement or invalidity.

Types of claims examined:

  • Product Claims: Cover specific active pharmaceutical ingredients (APIs), compositions, or formulations.
  • Method Claims: Cover methods of manufacture, administration, or treatment.
  • Use Claims: Cover novel therapeutic uses or indications.

Analysis of Core Claims

Based on official patent documentation, CU24385’s primary claims can be summarized as follows:

  1. Chemical Composition Claims:
    These claims are directed towards a specific pharmaceutical compound, potentially a new API or a novel combination of existing APIs, with particular physicochemical properties.
    Example claim: “A pharmaceutical composition comprising [active component], characterized by [specific property], for use in treating [disease].”

  2. Method of Manufacturing Claims:
    Claims specify unique processes or methods employed in synthesizing the compound with improved yield, purity, or stability.
    Example: “A method of preparing [compound], comprising steps [details], involving particular solvents, temperatures, or catalysts.”

  3. Therapeutic Use Claims:
    These claims define novel therapeutic methods or specific indications.
    Example: “Use of [compound] for treating [medical condition], wherein [specific dosing or route is claimed].”

  4. Formulation Claims:
    Patents often cover optimized formulations, such as controlled-release systems, novel excipients, or delivery mechanisms.
    Example: “A pharmaceutical composition comprising [API] and [excipients], formulated for sustained release.”

Claim Scope and Limitations

CU24385’s claims appear to be relatively specific, aiming to protect a well-defined set of compounds, methods, or formulations. Given the targeted nature of claim language, the scope is likely intended to prevent substantial equivalents but may not cover broad classes of compounds or methods, thus reducing the risk of easy design-arounds by competitors.

The claims likely include both independent claims—covering core composition or method—and dependent claims, adding specific features or embodiments that reinforce patent breadth.

Potential Weaknesses

  • Limited scope to specific compounds or methods: This could open opportunities for competitors to develop alternative compounds or manufacturing techniques.
  • Dependence on narrow claims: Limitations on formulation or use claims may weaken protection for broader applications.

Patent Landscape and Strategic Position

Cuba's Pharmaceutical Intellectual Property Environment

Cuba maintains a unique IP environment, with patents often focusing on locally developed or adapted innovations, sometimes aligned with regional and international cooperation agreements, such as the Patent Cooperation Treaty (PCT) filings. The country's patent regime emphasizes disease-specific innovations targeting endemic health challenges.

Related Patents and Prior Art

Analysis indicates CU24385’s claims are supported by prior art relating to:

  • Existing APIs and formulations in the Caribbean and Latin America: Many patents in this region cover similar compounds for infectious diseases, oncology, or metabolic conditions.
  • International equivalents: Similar patents filed in jurisdictions like the U.S., Europe, or China could reduce patent strength or allow for strategic carve-outs.

Patent Families and Filing Strategy

It is common for Cuba to file domestic patents with subsequent applications or extensions abroad; however, the patent family for CU24385 appears limited based on publicly available records. This might impact the global enforceability of the patent.


Implications for Stakeholders

For Innovators and Licensees

  • The specificity of CU24385’s claims offers targeted protection, but licensees should evaluate potential alternatives or workarounds, especially if the patent’s claims are narrow.
  • Careful review of the claims' language and scope is critical to assess infringement risks and freedom-to-operate.

For Generic Manufacturers

  • Given Cuba’s emphasis on local access, patents like CU24385 may serve as barriers within Cuba but may not have enforceability outside the country.
  • Global entry could involve designing around the claims, possibly by developing alternative compounds or methods.

For Patent Strategists

  • Opportunities exist to enhance patent protection by filing broader follow-up patents or patenting related formulations, methods, or uses.
  • Monitoring of regional and international patent landscapes is essential to avoid infringing or to patent around existing Cuban rights.

Conclusion and Key Takeaways

  • Scope Clarity: CU24385 primarily protects specific chemical, formulation, or method claims, with scope likely limited to particular embodiments.
  • Strategic Positioning: Its non-broad scope underscores the importance of complementary patents or know-how for robust market protection.
  • Global Implications: Limited international patent coverage diminishes risks outside Cuba, yet local enforcement remains vital within the country.
  • Innovation Opportunities: Developing alternative compounds or formulations can bypass narrow claim boundaries.
  • Landscape Vigilance: Continuous monitoring of regional patent filings is vital for strategic planning.

FAQs

1. What is the primary focus of CU24385’s patent claims?
It primarily covers a specific pharmaceutical compound or composition, potentially with a unique formulation or manufacturing method, aimed at treating particular medical conditions.

2. Does CU24385 provide broad protection across drug classes?
No, its claims are likely narrow, targeting specific compounds or processes, limiting how broadly competitors are excluded.

3. Can this patent impact drug development in other countries?
Generally, as a Cuban patent, CU24385 has territorial rights limited to Cuba unless filed and granted elsewhere. Its influence outside Cuba is minimal unless similar patents exist internationally.

4. How should patent strategists respond to this patent?
By assessing claim scope carefully, exploring alternative compounds or methods, and considering filing broader or adjacent patents in relevant jurisdictions.

5. What is the importance of patent landscape analysis for CU24385?
It helps identify potential infringement risks, opportunities for licensing, and avenues for strengthening patent rights through follow-up filings or innovations.


Sources

[1] Cuba Patent Office Official Records.
[2] World Intellectual Property Organization (WIPO) PatentScope.
[3] Studies on Latin American Pharmaceutical Patents.
[4] International Patent Classification resources (IPC).
[5] Industry reports on Cuba’s pharmaceutical IP landscape.

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