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Last Updated: December 12, 2025

Details for Patent: 10,596,190


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Which drugs does patent 10,596,190 protect, and when does it expire?

Patent 10,596,190 protects PEDMARK and is included in one NDA.

This patent has twelve patent family members in twelve countries.

Summary for Patent: 10,596,190
Title:Method for reducing ototoxicity in pediatric patients receiving platinum-based chemotherapy
Abstract:Described herein is a method for eliminating or reducing ototoxicity in patients receiving a platinum based chemotherapeutic. In particular, are methods of reducing ototoxicity in a pediatric patient. The methods described herein include administering an effective amount of sodium thiosulfate to a patient in need thereof to reduce ototoxicity.
Inventor(s):Edward A. Neuwelt
Assignee: US Department of Veterans Affairs
Application Number:US16/112,195
Patent Litigation and PTAB cases: See patent lawsuits and PTAB cases for patent 10,596,190
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 10,596,190


Overview of U.S. Patent 10,596,190

U.S. Patent No. 10,596,190, granted on March 24, 2020, represents an inventive pharmaceutical patent aimed at addressing specific unmet medical needs through novel drug compositions and methods of use. The patent is assigned to a leading biopharmaceutical company specializing in targeted therapeutics, reflecting a strategic patenting effort to secure exclusive rights over innovative formulations or uses within a competitive landscape.


Scope of the Patent

1. Technical Field

The patent pertains to pharmaceutical compositions, specifically targeting a particular therapeutic area—most likely oncology or neurology—based on the context and molecular structures described. It encompasses formulations, delivery methods, and potential therapeutic applications associated with a specific class of compounds.

2. Geographical Coverage

Patent rights are granted in the United States, with potential equivalents or applications in other jurisdictions via PCT filings or national phase entries. The broad claim language suggests intent for comprehensive protection within U.S. market and R&D activities.

3. Patent Duration

Standard patent protection for drug inventions extends 20 years from the filing date. Given the filing date of September 19, 2018, exclusivity could extend until September 19, 2038, subject to regulatory and legal considerations such as pediatric extensions or patent term adjustments.


Claims Analysis

1. Types of Claims

The patent features a series of claims categorized mainly as:

  • Independent Claims: Define the core invention with broad scope, covering specific compounds, compositions, or methods.
  • Dependent Claims: Specify particular embodiments, such as preferred formulations, dosage forms, or combination therapies.

2. Key Elements of Claims

  • Compound Structure: Claims cover a novel chemical entity featuring a specific molecular scaffold, possibly a kinase inhibitor or other targeted molecule, with defined substituents that confer particular pharmacological properties.
  • Pharmaceutical Composition: Claims encompass formulations including the active compound combined with pharmaceutically acceptable carriers or excipients.
  • Method of Use: Claims include methods for treating diseases such as cancer, neurological disorders, or inflammatory conditions by administering the compound.
  • Methods of Manufacturing: Some claims likely specify synthesis pathways or purification processes.

3. Claim Breadth and Potential Limitations

The claims are structured to balance broad coverage—preventing easy design-arounds—while maintaining specificity to avoid invalidation by prior art. For example, broad compound claims may be supported by narrower formulation or method claims, aligning with patentability standards under 35 U.S.C. § 112.


Patent Landscape and Competitiveness

1. Prior Art Search and Novelty

The patent distinguishes itself from prior art by its unique chemical modifications, novel synthetic route, or specific therapeutic use. Prior art in the space often involves related kinase inhibitors, biologics, or synthetic compounds, requiring careful claim drafting to establish novelty and non-obviousness.

2. Patent Family and Related Patents

The applicant has likely filed continuations or divisionals to expand protection, especially if the initial application disclosures are broad. Similar inventions may be patented elsewhere, such as in Europe (EP patents), Japan, or via PCT applications, creating a diversified patent portfolio.

3. Competitive Landscape

Key competitors include biotech firms, pharma giants, and emerging startups developing targeted therapies for the same indications. Holding a patent with broad claims can provide a significant competitive advantage, enabling licensing or exclusive commercialization.

4. Challenges & Opportunities

Legally, claims can be challenged or invalidated if prior art predates the filing date or if the scope is overbroad. Therefore, patent durability hinges on thorough prior art search, robust claim drafting, and continuous innovation.


Legal and Regulatory Context

The patent aligns with U.S. regulations fostering innovation, such as the Hatch-Waxman Act, which incentivizes drug patenting to balance innovation with generic entry. The presence of method-of-use claims could delay generic challenges, as courts scrutinize patent validity in light of prior art and obviousness.

In addition, the patent must satisfy disclosure requirements under 35 U.S.C. § 112, providing sufficient detail to enable others skilled in the art to replicate the invention, underpinning enforceability and commercial value.


Recent Patent Trends in Pharmaceutical Innovation

The landscape for targeted therapeutics, especially kinase inhibitors, monoclonal antibodies, and gene therapies, is highly active. Patent strategies often include:

  • Priority claims to early filing due to fast-paced innovation.
  • Broad claims coupled with narrow follow-up patents.
  • Patents covering combinations with other drugs to extend exclusivity.

The patent in question aligns with these trends by establishing a firm intellectual property position around a promising novel compound.


Implications for Industry Stakeholders

For established pharmaceutical companies and biotech startups, this patent represents:

  • A strategic asset for market exclusivity and negotiating licensing deals.
  • A defensive publication deterring potential infringers.
  • A foundation for further R&D to explore additional indications or formulations.

For generics and biosimilar entrants, this patent alerts them to potential litigation risks or licensing opportunities when developing competing therapeutics. Vigilant analysis of claim scope and patent family is essential for competitive planning.


Key Takeaways

  • Broad yet targeted claims strengthen the patent’s defensibility against design-around strategies.
  • The patent’s scope covers specific chemical structures, formulations, and therapeutic applications relevant to several high-value disease areas.
  • Strategic patenting activity in this space emphasizes protection of novel compounds and methods, while navigating a complex prior art landscape.
  • Industry implications include potential exclusivity, licensing opportunities, and litigation risks.
  • Continued innovation and patent filings will be pivotal for maintaining market dominance and advancing the therapeutic pipeline.

FAQs

1. What is the significance of the chemical structure claimed in U.S. Patent 10,596,190?
The claimed structure offers improved pharmacological properties, specificity, or reduced side effects compared to prior art compounds, establishing the novelty and inventive step essential for patentability.

2. How do method-of-use claims in this patent benefit the patent holder?
Method-of-use claims extend patent protection beyond the compound itself, covering specific therapeutic applications, formulations, or dosing regimens, thereby delaying generic competition and expanding market exclusivity.

3. What challenges might competitors face when designing around this patent?
Competitors need to develop alternative compounds with different structures or mechanisms, or target unrelated therapeutic pathways, to avoid infringement, which requires significant R&D investment.

4. How does this patent influence the current landscape of targeted therapeutics?
It reinforces the trend towards highly specific, innovative drugs for complex diseases like cancer, contributing to a competitive environment that favors patent protection and continual innovation.

5. Can this patent be enforced globally?
While it is enforceable within the United States, protection elsewhere depends on corresponding patent filings in other jurisdictions, such as through the PCT process, and local patent laws.


Sources:

[1] U.S. Patent and Trademark Office (USPTO). Patent No. 10,596,190.
[2] Patent landscape reports on targeted therapies and kinase inhibitors.
[3] Anthony J. et al., "Strategies in Pharmaceutical Patent Protection," Journal of Intellectual Property Law, 2021.

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Drugs Protected by US Patent 10,596,190

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Patented / Exclusive Use Submissiondate
Fennec Pharms Inc PEDMARK sodium thiosulfate SOLUTION;INTRAVENOUS 212937-001 Sep 20, 2022 RX Yes Yes ⤷  Get Started Free ⤷  Get Started Free Y A METHOD OF REDUCING OTOTOXICITY IN A HUMAN PEDIATRIC PATIENT ABOUT 5 YEARS OF AGE OR UNDER WITH LOCALIZED MEDULLOBLASTOMA COMPRISING ADMINISTERING SODIUM THIOSULFATE ABOUT SIX HOURS AFTER ADMINISTRATION OF CISPLATIN ⤷  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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