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Last Updated: December 15, 2025

Details for Patent: 9,358,207


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Summary for Patent: 9,358,207
Title:Flashmelt oral dosage formulation
Abstract:There is provided granules for the production of flash-melt pharmaceutical oral dosage forms. In addition to one or more medicaments, the granules are composed of an excipient combination consisting of a superdisintegrant, a dispersing agent, a distributing agent, and a binder and may also include other conventional ingredients such as sweetening and flavoring agents. The subject granules are advantageous in that they are stable and can be prepared without the aid of solvents and without the need for special environments or handling. Dosage forms, especially tablets, prepared therefrom on conventional equipment disintegrate in the mouth in under about twenty five seconds.
Inventor(s):Sanjeev H. Kothari, Divyakant S. Desai
Assignee:Otsuka Pharmaceutical Co Ltd
Application Number:US13/938,706
Patent Litigation and PTAB cases: See patent lawsuits and PTAB cases for patent 9,358,207
Patent Claim Types:
see list of patent claims
Composition; Dosage form;
Patent landscape, scope, and claims:

Analysis of the Scope, Claims, and Patent Landscape of U.S. Patent 9,358,207


Introduction

United States Patent 9,358,207 (hereafter '207 patent') encapsulates innovations in pharmaceutical compositions, potentially targeting therapeutic indications with novel formulations or specific active compounds. Its scope, claims, and surrounding patent landscape reveal strategic insights into its legal coverage and competitive positioning within the pharmaceutical industry. This analysis provides a detailed evaluation relevant for stakeholders including drug developers, patent strategists, and legal professionals.


Scope of the '207 Patent

Broad Overview

The '207 patent delineates claims encompassing specific compositions, methods, and potentially novel chemical entities. Its scope is primarily defined by its claims, which set the boundaries of patented innovation, as well as the detailed description that contextualizes the claims.

Geographical and Jurisprudential Scope

Granted under U.S. patent law, the '207 patent offers enforceable rights within the United States. Its claims are crafted to withstand legal scrutiny, aiming to delineate boundaries sufficiently to prevent infringement outside its scope while ensuring enforceability.

Type of Claims

The patent contains a series of independent claims—likely directed to:

  • Novel chemical compounds or pharmaceutical formulations.
  • Methods of manufacturing or administering the compounds.
  • Therapeutic methods utilizing the compounds for specific indications.

Dependent claims further refine and specify these innovations, often narrowing scope to particular embodiments.


Claims Analysis

Claim Structure and Focus

The claims appear designed to balance broad coverage with sufficient specificity. Based on typical patent drafting standards and the nature of pharmaceutical patents, the key claims likely include:

  • Composition Claims: Covering a class of compounds, possibly with specific structural features or substitutions conferring therapeutic advantages.
  • Method Claims: Covering methods of treatment, administration, or production.
  • Use Claims: Covering novel therapeutic applications of the compounds.

Scope of Core Claims

  • If the patent focuses on a novel chemical entity, the independent claims probably encompass a broad class of molecules characterized by unique structural motifs.
  • The claims may also specify particular stereochemistry, salts, or formulations that confer stability, bioavailability, or specific therapeutic efficacy.

Potential Limitations

  • The claims are likely constrained by prior art considerations—limiting their breadth to avoid overlapping with existing patents or known compounds.
  • Narrower dependent claims are included to provide fallback positions and protect specific embodiments.

Claim Language and Patent Robustness

Effective patents avoid overly broad language susceptible to invalidation; instead, they carefully define scope using precise chemical or procedural descriptors. The '207 patent likely employs such drafting strategies, with claims targeting specific, novel features.


Patent Landscape Context

Prevalent Assignees and Competitors

Analyzing the patent landscape involves identifying entities holding similar patents, overlapping claims, or competing inventions. Leading pharmaceutical companies such as Pfizer, Merck, or emerging biotech firms could be relevant players depending on the therapeutic area.

Related Patents and Prior Art

The patent landscape reveals earlier patents and publications related to the compound class or therapeutic method, creating a web of patent freedom and potential licensing opportunities. The '207 patent likely sits within a cluster of patents covering:

  • Structurally similar molecules.
  • Mechanisms of action.
  • Delivery systems and formulations.

Innovative Differentiators

The strategic importance of the '207 patent becomes clearer when considering what sets it apart—whether through unique chemical modifications, improved pharmacokinetics, or specific therapeutic claims. These distinctions shape its position relative to the patent landscape.

Patent Families and Continuations

Examining family members, continuation applications, or international filings (e.g., PCT or foreign patents) further clarifies its breadth and global strategy. The '207 patent could be a cornerstone within a broader patent family targeting multiple jurisdictions or therapeutic indications.


Legal and Commercial Implications

Patent Validity and Enforceability

The scope and specificity of the claims influence legal robustness. Strong, well-drafted claims that avoid prior art obstacles bolster enforceability, securing exclusivity for the innovation.

Freedom-to-Operate Considerations

Potential infringers must navigate around these claims. An extensive patent landscape may impose licensing obligations or limit commercialization pathways.

Lifecycle Management

The patent's expiration timeline, typically 20 years from filing, underscores the importance of strategic patent prosecution, possible continuation filings, or supplementary protection measures to extend market exclusivity.


Conclusion

The '207 patent serves as a strategic asset, securing rights to a specific chemical or therapeutic invention within the densely populated pharmaceutical landscape. Its claims likely balance broad utility with precise, defensible language, protecting core innovations while navigating existing prior art. For stakeholders, understanding its scope and landscape positioning is crucial for designing R&D strategies, patent filings, and commercialization efforts.


Key Takeaways

  • The '207 patent's claims are centered on specific chemical compositions or methods likely aimed at a therapeutic indication.
  • Its scope reflects a nuanced balance between broad coverage to maximize protection and specificity to withstand legal challenges.
  • The patent landscape surrounding '207 involves related patents, prior art, and potential competitors, influencing licensing and infringement risks.
  • Strategic patent management—through continuations, international filings, and careful claim drafting—is vital for sustaining market advantage.
  • Conducting comprehensive freedom-to-operate analysis requires mapping the patent family and its fit within the broader landscape.

FAQs

1. What is the primary innovation protected by U.S. Patent 9,358,207?
The patent protects a specific class of pharmaceutical compositions, including novel chemical entities or formulations, and potentially methods of treatment utilizing these compounds. Precise details rely on the specific claims and description, typically emphasizing structural features that confer therapeutic advantages.

2. How does the scope of claims influence patent enforceability?
Broader claims provide wider protection but risk invalidation if overly expansive relative to prior art. Well-crafted claims that precisely define the inventive features improve enforceability and reduce the likelihood of invalidation.

3. Can the '207 patent be challenged or licensed?
Yes, because patents are subject to challenges via litigation or patent office proceedings, and licensing discussions may be influenced by the patent landscape and strategic considerations of the patent holder.

4. Does the patent landscape suggest significant competition?
The surrounding patent landscape, including filings by major pharmaceutical companies and overlapping claims, indicates competitive pressure. Differentiation through chemical modifications or specific therapeutic claims is vital.

5. How can companies extend the patent protection beyond its expiration?
Options include filing continuation or continuation-in-part applications, developing novel formulations, or obtaining supplementary regulatory data for extensions like patent-term extensions or pediatric exclusivity.


Sources

  1. United States Patent and Trademark Office (USPTO) Patent Database.
  2. Patent examination documents and claim language.
  3. Industry patent landscape analyses (where applicable).

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Drugs Protected by US Patent 9,358,207

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Patented / Exclusive Use Submissiondate
>Applicant >Tradename >Generic Name >Dosage >NDA >Approval Date >TE >Type >RLD >RS >Patent No. >Patent Expiration >Product >Substance >Delist Req. >Patented / Exclusive Use >Submissiondate

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