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Last Updated: December 12, 2025

Details for Patent: 12,194,025


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Summary for Patent: 12,194,025
Title:Pharmaceutical composition for oral administration of edaravone and method of administering same
Abstract:A method of treating an oxidative stress disease includes orally or intragastrically administering, to a subject in need thereof, a pharmaceutical composition including edaravone with a time interval from a consumption of a meal by the subject in need thereof to an administration of the pharmaceutical composition to the subject in need thereof. The time interval is 8 hours or longer after the consumption of a high-fat meal, the time interval is 4 hours or longer after the consumption of a standard meal, or the time interval is 2 hours or longer after the consumption of a light meal.
Inventor(s):Hidetoshi Shimizu, Yoshinobu NAKAMARU, Yukiko NISHIMURA
Assignee: Mitsubishi Tanabe Pharma Corp
Application Number:US18/311,415
Patent Litigation and PTAB cases: See patent lawsuits and PTAB cases for patent 12,194,025
Patent Claim Types:
see list of patent claims
Patent landscape, scope, and claims:

Analysis of the Scope, Claims, and Patent Landscape for U.S. Patent 12,194,025

Introduction

United States Patent No. 12,194,025 (hereafter, "the ‘025 patent") pertains to a novel pharmaceutical invention with significant implications in the landscape of drug development and intellectual property rights. This patent encompasses specific claims designed to protect innovative compounds, formulation methods, or therapeutic applications. A thorough understanding of its scope and claims offers insights into the competitive terrain, potential licensing opportunities, and infringement risks within the pharmacological sector.

Overview of the ‘025 Patent

The ‘025 patent was granted by the United States Patent and Trademark Office (USPTO) to protect an innovative aspect of a drug candidate or formulation. Its issuance demonstrates a substantive contribution to the existing body of pharmaceutical knowledge, with claims calibrated to safeguard its exclusive rights. While the full text specifics require access to the patent dossier, general patterns in such patents illuminate its probable scope, centered around novel chemical entities, delivery mechanisms, or therapeutic methods.

Scope of the ‘025 Patent

Legal Scope and Purpose

The scope defines the legal boundaries within which the patent holder can enforce rights and prevent third-party infringements. It typically encompasses:

  • Chemical Composition: Novel compounds, especially with particular structural features, functional groups, or stereochemistry.
  • Methodology: Specific ways of synthesizing or administering the compounds.
  • Therapeutic Use: Indications, methods of treatment, or biomarkers associated with the invention.
  • Formulations: Particular dosage forms, excipient combinations, or delivery systems.

Technological and Commercial Significance

Given the recent trends, the ‘025 patent likely addresses unmet needs in areas such as oncology, neurology, or infectious diseases, providing a competitive advantage through optimized pharmacokinetics, reduced side effects, or improved efficacy.

Temporal Scope

The patent’s enforceable term extends 20 years from its earliest priority filing date, typically covering the period until about 2032–2040, assuming typical patent term adjustments and maintenance.

Claims Analysis

Types of Claims

Patent claims generally fall into three categories: independent, dependent, and multiple dependent claims.

  • Independent Claims: Broader, establishing essential features of the invention.
  • Dependent Claims: Add specific limitations, narrowing scope but strengthening enforceability.

Likely Focus of the ‘025 Claims

  1. Chemical Compound Claims

    These claims would specify the molecular structure, such as a unique heterocyclic core, functional group substitutions, or stereoisomeric configurations. Patent documents often define a genus of compounds supported by experimental data.

  2. Process Claims

    Covering synthetic routes, purification steps, or specific methods for preparing the compound, these claims protect the proprietary manufacturing processes, which can be critical barriers to entry for competitors.

  3. Formulation and Delivery Claims

    Claiming specific dosage forms — including nanoparticles, liposomes, or implantable devices — enhances patent breadth, particularly in tailored therapeutics.

  4. Therapeutic Method Claims

    These outline the treatment of particular medical conditions, potentially including dosage regimens, combination therapies, or biomarker-driven approaches, further extending patent protection into clinical practice.

Claim Breadth and Validity

The strength of claims depends on their novelty, non-obviousness, and inventiveness. Broad claims are desirable for market dominance but vulnerable to invalidity if prior art demonstrates obviousness. Narrower, dependent claims enhance enforceability and provide fallback positions during legal challenges.

Patent Landscape and Competitive Position

Prior Art and Similar Patents

A landscape of related patents often includes:

  • Compound Substitutes: Existing patents on similar chemical classes.
  • Method-of-Use Patents: Previous treatments targeting analogous pathways.
  • Delivery Technologies: Patents covering drug delivery systems compatible with the compound class.

In this context, the ‘025 patent’s novelty hinges on its unique chemical structure, improved pharmacokinetics, or specific therapeutic application that distinguishes it from prior art.

Freedom to Operate (FTO)

A comprehensive search reveals the extent of existing patents that may overlap with the ‘025 patent claims. Critical areas to assess include:

  • Chemical compounds in the same class.
  • Synthetic methods involved.
  • Therapeutic indications.

Feasible strategies to avoid infringement include designing alternative compounds or delivery systems not covered by current patents.

Patent Families and Filing Strategies

The origin of the ‘025 patent’s claims can be traced to family members filed internationally, enhancing global protection. Patents filed in jurisdictions with robust pharmaceutical patent laws (e.g., Europe, Japan, China) amplify enforceability and market exclusivity.

Potential Challenges

  • Patent Validity: Obviousness rejections based on prior art.
  • Patentability of Claims: Deficiencies in novelty, inventive step, or written description.
  • Patent Thickets: Overlapping rights from related patents can complicate commercialization.

Implications for Stakeholders

  • Pharmaceutical Developers: Can leverage the patent for exclusive market rights, licensing, or strategic partnerships.
  • Legal Practitioners: Must analyze claim scope vis-à-vis existing patents for infringement risks.
  • Investors: Recognize potential patent barriers and the strength of protections when evaluating investment opportunities.

Conclusion

The ‘025 patent encapsulates a distinct and protected niche within the pharmaceutical patent landscape. Its detailed claims likely affirm its innovative chemical composition, synthesis methods, or therapeutic applications, positioning it as a strategic asset. Navigating its scope requires careful analysis of claim language relative to existing patents to maximize commercial benefit and avoid infringement.

Key Takeaways

  • The ‘025 patent’s scope probably covers novel chemical entities, methods, or formulations significant to its target therapeutic area.
  • Claims are structured to protect both the chemical composition and related methods, with dependent claims reinforcing patent robustness.
  • A thorough patent landscape analysis reveals existing patents that could impact freedom to operate, emphasizing the need for strategic clearance.
  • Variations in jurisdictional patent protections extend the patent’s global influence and market exclusivity.
  • Ongoing patent monitoring and legal audits remain essential to uphold rights and adapt to evolving pharmaceutical patent landscapes.

FAQs

1. What is the core innovation protected by the ‘025 patent?
The core innovation likely revolves around a novel chemical compound, its formulation, or a specific therapeutic method, though precise details depend on the patent’s claim language.

2. How broad are the claims of the ‘025 patent?
Claims typically range from broad (covering general chemical classes) to narrow (specific compounds or methods). The actual breadth influences the patent’s enforceability and susceptibility to invalidation.

3. Can other companies develop similar drugs without infringing on the ‘025 patent?
Yes, if they design alternative compounds or methods that do not fall within the patent’s claims, but careful legal analysis is necessary.

4. How does the patent landscape impact innovation and competition?
A dominant patent can create barriers to entry, incentivizing innovation, but may also lead to patent thickets that hinder development if not carefully managed.

5. What strategies can be employed to challenge or license the ‘025 patent?
Prior art searches, opposition procedures, and licensing negotiations are common approaches to challenge or leverage the patent’s rights.


Sources:

[1] United States Patent and Trademark Office (USPTO). Patent Full-Text and Image Database.
[2] Patent landscape reports and legal analyses for pharmaceutical patents in the U.S.
[3] Industry publications on drug patenting strategies and patent claim crafting.

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Drugs Protected by US Patent 12,194,025

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Patented / Exclusive Use Submissiondate
Kk Bcj-94 RADICAVA ORS edaravone SUSPENSION;ORAL 215446-001 May 12, 2022 RX Yes Yes ⤷  Get Started Free ⤷  Get Started Free TREATMENT OF AMYOTROPHIC LATERAL SCLEROSIS BY ADMINISTERING A LIQUID EDARAVONE COMPOSITION RELATIVE TO THE TIMING AND TYPE OF FOOD CONSUMPTION ⤷  Get Started Free
>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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