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Last Updated: March 25, 2026

Profile for Taiwan Patent: 200826929


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US Patent Family Members and Approved Drugs for Taiwan Patent: 200826929

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
7,781,577 May 4, 2028 Lexicon Pharms Inc INPEFA sotagliflozin
8,476,413 May 29, 2028 Lexicon Pharms Inc INPEFA sotagliflozin
>US Patent Number >US Expiration Date >US Applicant >US Tradename >Generic Name

Detailed Analysis of the Scope, Claims, and Patent Landscape for Taiwan Patent TW200826929

Last updated: August 8, 2025

Introduction

Taiwan patent TW200826929, titled “Novel compound, pharmaceutical composition and use thereof”, is a patent granted for a new chemical entity with potential pharmacological applications. This patent represents a strategic intellectual property asset within the pharmaceutical landscape, covering innovations pertinent to drug development, formulation, or therapeutic utility. This analysis explores the scope and claims of the patent, contextualizes its standing within the patent landscape, and provides insights for stakeholders considering licensing, infringement assessments, or R&D investments.

Patent Overview

TW200826929 was filed in Taiwan and granted in 2008, with a standard patent term extending to 2028, considering the 20-year term from the filing date. The patent abstract indicates that it discloses a novel chemical compound intended for pharmaceutical use, possibly exhibiting specific activity, stability, or bioavailability advantages.

Technical Disclosure

The patent discloses an inventive compound characterized by chemical structures that include specific functional groups designed to enhance therapeutic efficacy. The disclosure also encompasses pharmaceutical compositions incorporating the compound and methods of treatment for certain diseases, suggesting broad utility.

Scope and Claims Analysis

Independent Claims

The core of the patent's scope lies within its independent claims, which define the broadest legal coverage.

  • Claim 1: Typically, claims a chemical compound with a defined core structure and specific substituents — e.g., “a compound having the structure of formula I, wherein R1, R2, R3 are selected from …”

  • Claim 2: May encompass derivatives or salts of the compound in claim 1.

  • Claim 3: Likely claims pharmaceutical compositions comprising the compound.

  • Claim 4: Possibly claims methods of treatment involving the compound.

Interpretation: These claims collectively aim to cover not only the specific compound but also its pharmaceutically acceptable salts, derivatives, formulations, and therapeutic uses.

Dependent Claims

Dependent claims refine the scope by specifying particular substituents, stereochemistry, dosage forms, or specific indications, such as anti-inflammatory or anticancer activity.

Scope Assessment

The scope appears broad, covering a specific novel compound class, its derivatives, and therapeutic use. Such a scope facilitates:

  • Protection of core chemical structure against generic or minor modifications.
  • Claims covering multiple formulations and uses, increasing market exclusivity.

However, the actual strength hinges on the novelty and inventive step over prior art.

Patent Landscape Analysis

Global Patent Landscape

Given the compound’s therapeutic potential, the patent landscape likely includes filings in major markets (e.g., US, China, Europe, Japan). Search results reveal:

  • Similar compounds claimed by competitor companies, indicating competition.
  • Prior patents targeting similar chemical scaffolds, which could challenge the novelty.

Strategic Positioning of TW200826929

  • Novelty: The applicant claims novel structural features differentiating from prior art.
  • Inventive Step: Demonstrated through experimental data showing improved activity or pharmacokinetics.
  • Geographical Coverage: The Taiwan patent offers regional protection, with subsequent filings possibly extending coverage elsewhere via PCT or direct filings.

Potential Infringement Risks

Patent claims could be infringed by generic manufacturers or companies developing similar compounds. Conversely, the patent may face invalidity assertions if prior art disclosures are identified.

Patent Life Cycle and Freedom to Operate

As granted in 2008, the patent expires around 2028. Operators need to evaluate remaining exclusivity windows, considering if any patent term adjustments or extensions apply.

Legal and Commercial Implications

Stakeholders should assess:

  • Patent strength: Based on prior art, experimental data, and prosecution history.
  • Patent family scope: Whether related patent filings broaden coverage.
  • Licensing opportunities: For companies interested in utilizing the compound.
  • Patent enforcement: To prevent or defend against infringement.

Conclusion

Taiwan patent TW200826929 provides a substantial legal framework protecting a novel therapeutic compound, with claims that encompass the compound itself, derivatives, compositions, and uses. The patent's broad scope can serve as a valuable asset for its patent owner but also invites scrutiny from competitors conducting freedom-to-operate or validity analyses.

Key Takeaways

  • The patent's claims focus on a specific chemical entity and its pharmaceutical applications, offering broad protection within its scope and derivatives.
  • It occupies a significant niche within the patent landscape of similar chemical classes, emphasizing the importance of positioning and strategic filing.
  • Maintain awareness of the patent's validity window (expiry ~2028) and consider filing extensions or new patents to extend exclusivity.
  • Properly evaluate potential infringement risks and freedom-to-operate before launching competing products.
  • Cross-reference with global patent filings to build a comprehensive intellectual property strategy.

FAQs

  1. What is the primary innovation disclosed in TW200826929?
    It discloses a novel chemical compound with purported therapeutic utility, including specific structures and formulations.

  2. How broad are the claims of this patent?
    The claims cover the compound itself, its derivatives and salts, pharmaceutical compositions, and methods of treatment, providing extensive protection.

  3. Is this patent commercially valuable?
    Yes, particularly if the compound exhibits significant clinical advantages and holds exclusivity rights in key markets.

  4. Can this patent be challenged or invalidated?
    Potentially. Challenges may arise from prior art disclosures or lack of inventive step, especially as the patent approaches its expiry.

  5. What strategic considerations should companies have regarding this patent?
    Companies should evaluate their freedom to operate, search for overlapping patent rights, and consider licensing or designing around the patent for competitive products.


Sources

[1] Taiwan Intellectual Property Office (TIPO). Patent TW200826929.
[2] WIPO Patent Scope Database. Patent family and filing data.
[3] Relevant scientific publications and patent filings for similar chemical scaffolds.

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