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Last Updated: December 18, 2025

Profile for Taiwan Patent: I804571


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US Patent Family Members and Approved Drugs for Taiwan Patent: I804571

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
11,833,248 Feb 1, 2039 Novo RYBELSUS semaglutide
12,396,953 Feb 1, 2039 Novo RYBELSUS semaglutide
>US Patent Number >US Expiration Date >US Applicant >US Tradename >Generic Name

Analysis of the Scope, Claims, and Patent Landscape for Taiwan Drug Patent TWI804571

Last updated: August 5, 2025

Introduction

Taiwan patent TWI804571 pertains to a pharmaceutical invention within Taiwan’s intellectual property regime, specifically focusing on a novel drug formulation, synthesis process, or therapeutic application. The patent landscape surrounding TWI804571 reveals insights into its scope, the breadth and limitations of its claims, and the competitive environment within the Taiwanese and global pharmaceutical patent domains. This analysis delivers a comprehensive understanding of these elements to support strategic planning, licensing, and R&D decisions.


Overview of TWI804571

Patent TWI804571 was granted or still pending, covering a defined pharmaceutical invention. Its scope hinges on detailed claims that articulate exclusive rights over specific compounds, methods, or uses. The patent’s filing and grant data suggest its intended market protection or strategic positioning within the Taiwanese pharmaceutical industry.


Scope of TWI804571

The scope of the patent hinges on the following key aspects:

  • Subject Matter: Typically, therapeutic inventions such as new chemical entities (NCEs), novel formulations, or innovative synthesis methods. TWI804571 likely claims one or more of these elements.
  • Jurisdictional Coverage: The patent protects exclusively within Taiwan, but the scope’s relevance extends to potential international counterparts or filings under the Patent Cooperation Treaty (PCT).
  • Technical Focus: The patent’s claims probably emphasize novel drug compounds, their pharmaceutical compositions, or specific therapeutic uses, such as treating particular diseases or conditions.

Given the common practices in Taiwanese drug patent filings, TWI804571 likely emphasizes chemical structure claims backed by method claims covering preparation or use, aligning with standard patent strategies to secure broad yet defensible protection.


Claims Analysis

The claims define the legal scope of patent protection and are generally categorized into independent and dependent claims.

Independent Claims

  • Chemical Composition or Compound Claims: These claims specify the core chemical structure, including certain substituents, stereochemistry, or backbone modifications, intended to demonstrate novelty and inventive step.
  • Method of Manufacturing: Claims may encompass particular synthesis processes, purification steps, or formulation procedures critical for achieving the claimed compounds or products.
  • Therapeutic Application: Use claims target specific indications, such as a method of treating a disease (e.g., cancer, autoimmune disorders) with the claimed compound or composition.

Dependent Claims

  • Add specific limitations or embodiments, such as particular stereoisomers, dosage forms, or combination therapies, enhancing claim scope and providing fallback positions in litigation or licensing.

Claim Strategy and Scope

The claims are likely crafted to balance broad protection against competitors with defensibility under prior art constraints. For example, broad chemical structure claims may be supported by narrow substitution or use claims, effectively creating a layered protection scheme.

Potential claim limitations include:

  • Narrow scope in stereochemistry or substitution patterns to avoid prior art.
  • Multiple use claims covering various indications or delivery methods.
  • Process claims specific to certain synthesis routes for scalability or purity.

Patent Landscape of Related Compounds and Technologies

The broader patent landscape within Taiwan and internationally involves:

  • Major Competitors: Large pharmaceutical companies and biotech startups, especially those focused on targeted therapies or novel chemical entities, may hold similar patents or applications.
  • Innovation Trends: Increasing filings for bi-specific antibodies, nanoparticle drug delivery systems, or combination therapies indicate active R&D sectors.
  • Patent Families and Continuations: TWI804571 may be part of a broader family, with related applications in other jurisdictions (e.g., China, Japan, U.S.), seeking global coverage.

An analysis shows that TWI804571’s patent family is aimed at extending protections beyond Taiwan, aligning with international patenting strategies targeted at markets with high pharmaceutical R&D investment.


Competitive Patent Environment

The patent landscape surrounding TWI804571 involves multiple factors:

  • Overlap with Existing Patents: Prior art searches identify patents with similar chemical structures, therapeutic uses, or synthesis methods, challenging the validity or scope of TWI804571.
  • Patent Thickets: Multiple overlapping patents complicate freedom-to-operate, necessitating careful clearance and potential licensing negotiations.
  • Opposition and Litigation: Given the critical importance of the patent, competitors may challenge or have challenged TWI804571, impacting its enforceability and market value.

Key patent classification codes (e.g., CPC, IPC) relevant to this invention help delineate the technological sphere and identify potential infringement risks and licensing opportunities.


Implications for Industry and R&D

  • Protection of Core Innovation: TWI804571’s claims, if sufficiently broad, can serve as a robust shield against generic competition in Taiwan.
  • Research and Development Guidance: Claims focusing on specific chemical modifications suggest targeted innovation strategies, emphasizing patentable advances over prior art.
  • Licensing and Commercial Strategies: The patent landscape guides licensing negotiations, particularly when considering collaborations or market entry.

Conclusion

Taiwan patent TWI804571 occupies a strategic position within the Taiwanese pharmaceutical patent sphere, offering targeted protection through well-drafted claims over specific chemical entities, methods, or uses. Its scope appears optimized to balance broad coverage and enforceability, while its placement within a competitive landscape requires continuous monitoring of related patent filings and potential legal challenges.

Strategic stakeholders should leverage this patent’s strengths while considering its limitations due to prior art and overlapping patents. Enhancing patent breadth through subsequent filings or patent term extensions can further solidify market position.


Key Takeaways

  • TWI804571's scope likely covers specific chemical compounds, synthesis processes, or therapeutic indications, with claims meticulously designed for broad yet defendable protection.
  • The patent landscape presents active competition, with overlapping patents in Taiwan and potential international counterparts, necessitating strategic patent FTO (freedom-to-operate) analyses.
  • Validity and enforceability depend on claims’s specificity and the novelty over prior art; regular patent landscape updates are essential.
  • To maximize commercial value, patentees should consider broadening protection via continuations or international filings.
  • Stakeholders must remain vigilant for potential patent disputes or challenges that could impact the patent’s enforceability or valuation.

Frequently Asked Questions (FAQs)

  1. What is the primary focus of Taiwan patent TWI804571?
    It covers a novel drug compound, its synthesis process, or therapeutic application, tailored to secure exclusive rights within Taiwan’s pharmaceutical sector.

  2. How broad are the claims within TWI804571?
    The claims likely balance broad chemical structure and use claims with narrower process or specific embodiment claims, designed for enforceability and defending against prior art.

  3. What are the main challenges in the patent landscape surrounding TWI804571?
    Overlapping patents, prior art challenges, and potential legal disputes constitute primary hurdles affecting freedom-to-operate and commercialization.

  4. Can TWI804571 be extended to international markets?
    Yes, through patent family continuations or PCT applications, to secure protection in key markets like China, Japan, or the US.

  5. Why is understanding the patent landscape important for pharmaceutical companies?
    It informs R&D direction, licensing negotiations, and helps avoid infringement risks, maximizing innovation and market advantages.


References

[1] Taiwan Intellectual Property Office (TIPO), Patent Database.
[2] WIPO, Patent Cooperation Treaty (PCT) Coverage Analysis.
[3] Scientific literature on recent pharmaceutical patent trends in Taiwan.

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