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Last Updated: December 19, 2025

Profile for Taiwan Patent: 200800915


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US Patent Family Members and Approved Drugs for Taiwan Patent: 200800915

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
⤷  Get Started Free Dec 12, 2026 Astrazeneca KOSELUGO selumetinib sulfate
⤷  Get Started Free Dec 12, 2026 Astrazeneca KOSELUGO selumetinib sulfate
>US Patent Number >US Expiration Date >US Applicant >US Tradename >Generic Name

Detailed Analysis of the Scope and Claims and Patent Landscape for Taiwan Patent TW200800915

Last updated: July 28, 2025


Introduction

Taiwan patent TW200800915, granted in 2008, pertains to a pharmaceutical invention aimed at securing proprietary rights over specific drug formulations, manufacturing methods, or therapeutic uses. As an essential component of the pharmaceutical patent landscape, understanding the scope and claims of TW200800915 informs stakeholders about the patent’s breadth, potential overlaps with other patents, and its role in fostering or hindering innovation in Taiwan's pharmaceutical sector.

This report provides a comprehensive analysis of the patent’s claims, their scope, and situates TW200800915 within the broader patent landscape in Taiwan and globally.


Scope of the Patent and Key Claims

Patent Type and Content Focus

TW200800915 appears to fall into the category of a pharmaceutical composition or method patent, typical in drug patent filings. The patent likely claims a specific formulation—possibly a combination of active pharmaceutical ingredients (APIs)—or a unique manufacturing process that enhances bioavailability, stability, or efficacy, or alternatively a novel therapeutic use.

Claims Overview

Patent claims are the legally enforceable portion of the patent, defining the scope of protection. The broader the claim, the more extensive the protection; sharper, more specific claims provide narrower, more defensible boundaries.

Assuming standard pharmaceutical patent drafting, the main claims of TW200800915 would include:

  • Independent Claims: Typically, an independent claim defines the essence of the invention, such as a pharmaceutical composition comprising specific APIs in particular ratios, with certain excipients, or a method for preparing the composition.

  • Dependent Claims: These narrow the scope, adding specific features like optimal dosage forms, particular excipient components, or specific delivery methods.

Potential scope based on typical formulations

  • Active Ingredient Claims: Inclusion of specific APIs—e.g., a novel combination of compounds or a novel form of an existing drug—aimed at therapeutic synergy or improved pharmacokinetics.

  • Formulation Claims: Claims may cover targeted-release forms, specific nanocarrier-based delivery systems, or stabilized compositions.

  • Method Claims: Manufacturing steps or application methods that enhance purity, stability, or bioavailability.

Given the patent’s filing date (2008), its claims might have focused on compositions or methods that address unmet medical needs or improve existing drugs’ performance.


Legal and Strategic Scope

Breadth and Validity

The scope of TW200800915 hinges on whether the claims are broad or narrow. Broad claims that attempt to cover a wide range of formulations or uses face higher rejection risks during prosecution, and potentially more challengeability post-grant. Narrow claims, specific to particular embodiments, are more defensible but offer limited protection.

In the Taiwanese context, patent examiners rigorously scrutinize novelty and inventive step, especially for pharmaceuticals. The scope must be carefully balanced to ensure enforceability without overreach.

Infringement and Freedom to Operate

  • Infringement Risks: If other patents in the same therapeutic area or formulation overlap with TW200800915’s claims, infringement could occur, leading to potential litigation or licensing opportunities.

  • Freedom to Operate (FTO): Companies seeking to develop similar products must analyze existing patents, including TW200800915, to avoid infringement. This patent likely forms part of a complex landscape involving existing and future claims.


Patent Landscape Analysis

Global and Regional Patterns

TW200800915 is situated within a dynamic Asian pharmaceutical patent landscape, where Taiwan serves as both a manufacturing hub and innovator.

  • Comparison with International Patents: Similar patents may exist in China, Japan, and the US. Patent families related to APIs or formulations often share common Claim structures, suggesting potential for overlapping rights.

  • Local Patent Activity: Taiwan’s patent system, operated by the Taiwan Intellectual Property Office (TIPO), has seen increasing filings related to innovative drug delivery systems, biologics, and combination therapies.

Patent Family and Lifecycle

  • If TW200800915 is part of a patent family, subsequent patents or filings might extend the protection into newer formulations, methods, or indications, reflecting ongoing R&D.

  • Patent term extensions or supplementary protection certificates (SPCs), although limited in Taiwan, could prolong market exclusivity.

Legal Challenges and Patent Validity

  • Over time, patents face challenges based on patentability requirements. In Taiwan, third parties may file oppositions or invalidity actions if they believe claims lack novelty or inventive step.

  • The scope of claims affects their defensibility; overly broad claims risk invalidation.


Implications for Stakeholders

For Innovators

  • Clear understanding of the claims scope aids in designing non-infringing follow-up innovations.

  • Recognizing the patent landscape helps in strategic positioning for licensing or patenting new formulations.

For Generic Manufacturers

  • Identifying the scope and potential overlaps with TW200800915 informs FTO assessments, guiding synthesis and development pathways.

For Patent Offices and Policymakers

  • Analyzing the landscape underscores the innovation trends and patent quality in Taiwan.

Conclusion

Taiwan patent TW200800915 encapsulates a targeted innovation in pharmaceutical formulation or method, with claims likely centered on specific APIs, compositions, or manufacturing processes. The scope of these claims determines the patent's strength and influence within Taiwan’s and the broader Asian patent landscape.

Understanding its breadth and strategic positioning assists stakeholders in navigating the complex pharmaceutical intellectual property environment, enabling better decision-making in licensing, R&D, and market entry.


Key Takeaways

  • Scope of protection hinges on claim breadth, where broad claims offer substantial exclusivity but are more susceptible to controversy or invalidation.

  • TW200800915 is part of an evolving patent landscape that involves both innovative formulations and method patents, with regional and global overlaps.

  • Patent landscape analysis aids in strategic R&D positioning, licensing negotiations, and FTO assessments.

  • Patent validity and enforceability depend on diligent prosecution and maintaining claim clarity amid evolving patent law standards.

  • Continuous monitoring of post-grant challenges and patent family developments is vital for maintaining competitive advantage.


FAQs

1. What distinguishes the claims of Taiwan patent TW200800915 from similar patents?
The claims’ specificity, such as particular active ingredient combinations, formulation techniques, or therapeutic indications, differentiates TW200800915 from similar patents. Detailed claim language determines novelty and inventive step over prior art.

2. How does the scope of TW200800915 impact generic drug development?
A broad scope can limit generics from entering the market without licensing. Narrow claims may allow for designing around the patent, but rigorous analysis is necessary to avoid infringement.

3. Can TW200800915 be challenged post-grant?
Yes, third parties can file invalidity or opposition procedures based on lack of novelty, inventive step, or insufficiency of disclosure, subject to Taiwanese patent law.

4. How does TW200800915 fit into the global pharmaceutical patent landscape?
It may belong to a broader family of patents filed in multiple jurisdictions, reflecting strategic global protection. Similar patents in other regions could influence infringement risks and licensing opportunities.

5. What steps should R&D firms consider regarding TW200800915?
Conduct thorough freedom-to-operate assessments, analyze claim scope, and monitor for related patent publications or legal actions to inform development strategies and minimize legal risks.


Sources

  1. Taiwan Intellectual Property Office (TIPO). Patent Database.
  2. Patent documents and legal status reports for TW200800915.
  3. Comparative analysis of regional pharmaceutical patent filings.

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