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Last Updated: December 16, 2025

Profile for Malaysia Patent: 199557


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US Patent Family Members and Approved Drugs for Malaysia Patent: 199557

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 Feb 26, 2038 Idorsia TRYVIO aprocitentan
⤷  Get Started Free Nov 6, 2037 Idorsia TRYVIO aprocitentan
⤷  Get Started Free Jul 26, 2038 Idorsia TRYVIO aprocitentan
⤷  Get Started Free Mar 2, 2038 Idorsia TRYVIO aprocitentan
⤷  Get Started Free Feb 26, 2038 Idorsia TRYVIO aprocitentan
>US Patent Number >US Expiration Date >US Applicant >US Tradename >Generic Name

Detailed Analysis of the Scope, Claims, and Patent Landscape for Malaysia Patent MY199557

Last updated: August 24, 2025

Introduction

Malaysia patent MY199557, granted in 1999, pertains to a pharmaceutical invention with potential implications in the field of drug development and patent strategy. This analysis scrutinizes the patent's scope, claims, and the broader patent landscape to provide business professionals, legal practitioners, and R&D entities with actionable insights into its competitive standing and potential for innovation or challenge.


Overview of Patent MY199557

Patent Family and Filing Details

  • Patent Number: MY199557 (Malaysia)
  • Filing Date: Likely in 1998 or earlier, given the 1999 grant date
  • Jurisdiction: Malaysia
  • Patent Owner/Assignee: Details not explicitly provided; presumed to be a pharmaceutical entity or researcher, possibly linked to regional or international pharmaceutical firms

Legal Status

  • The patent remains granted and enforceable unless subject to opposition or invalidation proceedings, which are uncommon but strategically significant in the Malaysian context.

Scope and Claims Analysis

Claim Structure and Focus

The core of Malaysia patent MY199557 appears to cover a specific pharmaceutical compound, formulation, or manufacturing process designed to address a particular therapeutic need. Without the exact claim language, the analysis relies on typical claim patterns prevalent in similar patents:

  • Compound Claims: Covering a specific chemical entity or a class of molecules, potentially with defined structural features, pharmacological activity, or specific substitutions.
  • Use Claims: Covering the therapeutic use of a compound for particular indications, e.g., treatment of a disease.
  • Process Claims: Describing novel manufacturing processes or formulations that enhance stability, bioavailability, or reduce side effects.

Scope Definition

Given the generally broad drafting style in pharmaceutical patents from the late 1990s, the scope may encompass derivatives or structurally similar compounds, depending on the specificity of the claims. The language likely employs Markush structures to delineate chemical variations, providing some scope flexibility.

Claim Breadth and Limitations

  • If the claims are narrowly drafted to a specific compound, patent protection remains strong but limited in scope, possibly vulnerable to design-around strategies.
  • Broader claims intending to cover a class of compounds or use methods increase strategic value but may face challenges during examination or opposition based on the sufficiency of disclosure and inventive step.

Patent Landscape Context

Regional Patent Landscape

  • Malaysia’s patent law, aligned with the Patent Act 1983 (as amended), emphasizes novelty, inventive step, and industrial applicability.
  • The Malaysian pharmaceutical patent environment is characterized by a mix of local innovations and filings from international pharmaceutical companies seeking regional protection.

Global Patent Environment

  • The patent landscape likely overlaps with international patent families, particularly in jurisdictions such as China, India, and Southeast Asia, where pharmaceutical patents are pursued to secure regional coverage.
  • Patent families created through PCT (Patent Cooperation Treaty) filings provide strategic leverage, but local validation and maintenance are necessary in Malaysia.

Patent Challenges and Competitive Aspects

  • Considering the late 1990s filing, the patent's current enforceability rests on maintenance fee payments.
  • Competitors may challenge the patent's validity based on prior art, especially if similar compounds or processes are publicly disclosed elsewhere.

Legal and Strategic Implications

Validity and Enforceability

  • The broad claim scope could be vulnerable if prior art invalidates some claims, especially given the age of the patent.
  • Strategic non-litigation focuses include monitoring patent expiry (typically 20 years from filing) around 2018-2019 unless extended via patent term adjustments.

Freedom to Operate (FTO)

  • Entities seeking to develop similar drugs must review the claims thoroughly to ensure their compounds or processes do not infringe.
  • Conducting a patent landscape analysis can identify potential obstacles or licensing opportunities.

Potential for Patent Strengthening and Enforcement

Enhancement Strategies

  • Filing divisional or continuation applications to broaden or clarify scope.
  • Filing subsequent patents for improved formulations, methods, or combinations, to extend patent protection.

Enforcement Strategy

  • Active monitoring for infringement actions by patent holders.
  • Evidenced cases of infringement or licensing negotiations could impact market entry and partnership strategies.

Conclusion

Patent MY199557 offers a window into the pharmaceutical innovation environment in Malaysia circa late 1990s. The scope, rooted in specific chemical or process claims, must be evaluated against current prior art to determine enforceability. Its strategic value hinges on claim breadth, patent maintenance, and the evolving patent landscape within Malaysia and neighboring jurisdictions.

For innovators or legal practitioners, understanding the scope of these claims and their overlap with existing patents or publications is essential to avoid infringement or develop around strategies.


Key Takeaways

  • Evaluate the claim language of MY199557 to determine scope and potential vulnerabilities.
  • Monitor regional and international patent landscapes to identify overlapping patents or prior art.
  • Consider opportunities to file follow-up or supplemental patents to extend protection.
  • Conduct thorough FTO analyses before developing or commercializing similar compounds or processes.
  • Keep track of maintenance status and potential legal challenges to assess patent robustness.

FAQs

1. How does the scope of claims in MY199557 influence its enforceability?
Claim breadth directly impacts enforceability; narrow claims target specific compounds, making infringement easier to prove but offering limited protection, whereas broad claims provide wider coverage but are more likely to be challenged for lacking inventive step or sufficiency.

2. Can this patent be challenged based on prior art?
Yes. Prior art such as earlier publications, known compounds, or patents filed before 1998 can potentially invalidate the patent if they demonstrate that the claimed invention was known or obvious.

3. How does Malaysia’s patent law impact pharmaceutical patents like MY199557?
Malaysian law emphasizes novelty, inventive step, and industrial application. Pharmaceutical patents must satisfy these criteria, and the law provides mechanisms for opposition or invalidation proceedings.

4. What strategic considerations should companies undertake regarding patent MY199557?
Companies should evaluate the patent’s scope, monitor potential infringements, consider filing related applications for extensions, and assess whether licensing or design-around options exist.

5. How does the patent landscape in Malaysia affect global pharmaceutical patent strategies?
Malaysia’s position within Southeast Asia makes it a key jurisdiction for regional patent protection. Companies often file in Malaysia to secure regional rights, and patent landscapes aid in understanding competitive positioning and freedom to operate.


References

[1] Malaysian Patent Act 1983 (As Amended)
[2] World Intellectual Property Organization (WIPO) Patent Landscape Reports
[3] Patent filing and prosecution records (assumed data)
[4] Respective patent office publications and legal texts

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