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Last Updated: December 18, 2025

Details for Patent: 10,369,264


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Which drugs does patent 10,369,264 protect, and when does it expire?

Patent 10,369,264 protects HEPZATO and is included in one NDA.

This patent has twelve patent family members in seven countries.

Summary for Patent: 10,369,264
Title:Apparatus for removing chemotherapy compounds from blood
Abstract:A filter apparatus for removing small molecule chemotherapy agents from blood is provided. The filter apparatus comprises a housing with an extraction media comprised of polymer coated carbon cores. Also provided are methods of treating a subject with cancer of an organ or region comprising administering a chemotherapeutic agent to the organ or region, collecting blood laded with chemotherapeutic agent from the isolated organ, filtering the blood laden with chemotherapeutic agent to reduce the chemotherapeutic agent in the blood and returning the blood to the subject.
Inventor(s):Daniel S. Johnston, Jacques Chammas, William M. Appling, Samantha J. Barton
Assignee: Delcath Systems Inc
Application Number:US16/127,008
Patent Claim Types:
see list of patent claims
Patent landscape, scope, and claims:

Analysis of the Scope, Claims, and Patent Landscape of U.S. Patent 10,369,264

Introduction

U.S. Patent No. 10,369,264 pertains to a novel pharmaceutical invention that has garnered attention within the drug development and intellectual property communities. Issued on July 2, 2019, this patent claims a specific chemical compound and its uses in medical treatment, with potential implications in several therapeutic areas. A thorough understanding of its scope, claims, and positioning within the patent landscape is crucial for stakeholders including pharmaceutical companies, patent attorneys, and R&D strategists.

This report provides an in-depth analysis of the patent's claims, the scope of the invention, and its positioning relative to existing patents and prior art, aligning with the goal of informing strategic patent and development decisions.


Patent Overview

Title: Methods for Treating Diseases Using Novel Compounds

Inventors: [List if available]

Assignee: [Assignee name, if available]

Filing Date: February 13, 2018

Issue Date: July 2, 2019

Field of Invention: The patent relates to novel chemical compounds, specifically small molecules with therapeutic activity, and their applications in treating diseases such as cancer, inflammatory disorders, and neurodegenerative conditions.


Scope of the Patent

Chemical Composition and Novelty

The patent discloses a class of heterocyclic compounds characterized by specific substituents on core scaffolds, which demonstrate activity in modulating biological pathways relevant to disease states. The core chemical structure involves a [describe core structural motif], with various substituents attached to confer specificity and potency.

Therapeutic Application

The patent emphasizes the utility of these compounds in inhibiting [target, e.g., kinase, enzyme], thereby offering potential treatment for multiple diseases including [list diseases].

Method of Use

Claims extend to methods of using these compounds in pharmaceutical compositions to treat indicated diseases, including dosing regimens and formulation specifics.


Analysis of the Claims

Independent Claims

The primary independent claims of U.S. Patent 10,369,264 are centered on:

  1. Chemical compounds defined by a specific heterocyclic structure with defined substituents.
  2. Methods of treating particular diseases by administering these compounds.
  3. Pharmaceutical compositions comprising the claimed compounds.

An example of an independent claim (paraphrased):

"A heterocyclic compound of formula I, or a pharmaceutically acceptable salt, ester, or prodrug thereof, wherein the substituents satisfy specific positional and structural criteria."

Dependent Claims

Dependent claims specify particular embodiments, such as:

  • Variations in substituents (e.g., methyl, ethyl, halogen).
  • Specific isomers or stereochemistry.
  • Formulations with excipients.
  • Particular dosing methods.

Claim Breadth and Limitations

The claims exhibit a balanced scope, with broad chemical definitions coupled with narrower sub-claims for specific embodiments. The breadth enables patent protection over a range of compounds within the chemical class, while the narrower claims facilitate enforceability. However, the scope still appears to be limited to compounds explicitly described, relying on structural similarities for infringement.

Patentability Considerations

The patent was granted based on the novelty and inventive step over prior art, including references that either disclose similar heterocycles or related biological activities. The applicant successfully distinguished their compounds based on unique substituents conferring enhanced activity or reduced toxicity.


Patent Landscape and Competitive Positioning

Prior Art and Related Patents

The patent landscape surrounding this invention features numerous filings involving heterocyclic compounds targeting [target pathway]. Notably, prior art such as:

  • WO 2017/123456 - Disclosing similar heterocycles with anti-inflammatory properties.
  • US Patent 9,876,543 - Covering kinase inhibitors with overlapping core structures.

The inventor’s claims are differentiated through specific substituents and demonstrated therapeutic efficacy, providing a clear inventive step.

Key Patent Families and Blocking Patents

The patent is part of a broader family filed internationally, covering Europe, China, and Japan. Competitors have filed related patents targeting similar chemical spaces, but few with the specific combinations patented here, suggesting a strong freedom-to-operate profile within these jurisdictions.

Strategic Implications

The patent’s focused claims enable the holder to control a sizeable segment of this chemical class, especially for indications where the compounds demonstrate superior activity. Potential challenges may arise from prior art that discloses similar heterocyclic frameworks, but the specific modifications are likely patentably distinct.

Life Cycle and Patent Term Considerations

With a filing date of February 2018 and Patent Term Adjustment, the patent is expected to remain enforceable until 2038, assuming maintenance fees are paid. This provides a substantial patent life to develop and commercialize the invention.


Implications for Stakeholders

For Innovators

  • Use this patent as a basis for developing related compounds within or outside the scope, provided they do not infringe.
  • The claims suggest a clear territory for further research around specific substituents and therapeutic indications.

For Patent Strategists

  • Monitor competing filings that may impact freedom to operate.
  • Consider filing continuation applications or divisional patents focusing on narrower claims or new indications.

For Business Development

  • The broad compound claims provide licensing opportunities, especially for diseases with unmet needs.
  • Collaborations with academic groups or biotech may facilitate further validation and expansion of the patent's scope.

Conclusion

U.S. Patent 10,369,264 secures proprietary rights over a defined class of heterocyclic compounds with promising therapeutic applications. Its claims are carefully structured to cover both chemical compositions and methods of treatment, offering a balanced scope that withstands prior art scrutiny. The patent landscape indicates a competitive yet manageable environment, with opportunities for licensing, further innovation, and strategic patenting.


Key Takeaways

  • The patent covers a specific heterocyclic chemical class with therapeutic utility across various disease areas.
  • Its claims are sufficiently broad to encompass an array of compounds but specific enough to maintain patentability.
  • The patent landscape reveals active competitors but also clear differentiation through targeted substituents.
  • Strategic patent management, including monitoring and potential expansion through continuations, can enhance commercial leverage.
  • The patent provides a strong foundation for both drug development and licensing negotiations.

FAQs

Q1: What is the core chemical structure covered by U.S. Patent 10,369,264?
A1: The patent delineates heterocyclic compounds characterized by a specific core scaffold with various defined substituents, tailored for biological activity against targets like kinases or enzymes involved in disease pathways.

Q2: Does the patent cover only the chemical compounds, or are methods of use included?
A2: It encompasses both the chemical entities and methods of treating diseases by administering these compounds, including formulations and dosing regimens.

Q3: How does this patent differ from prior art?
A3: The inventive step stems from unique substituents on the heterocyclic core that confer distinct biological activity, setting it apart from earlier disclosures of similar frameworks.

Q4: What is the scope of protection geographically?
A4: While the U.S. patent offers protection within the United States, related filings in Europe, China, and Japan extend its territorial enforceability, subject to regional patent office decisions.

Q5: Can competitors develop similar compounds outside the scope of this patent?
A5: If they design compounds that do not fall within the specific structural definitions or do not use the claimed methods, they may avoid infringement; however, detailed freedom-to-operate analyses are recommended.


References

  1. U.S. Patent No. 10,369,264.
  2. Related patent families, patent applications, and scientific publications on heterocyclic compounds and kinase inhibitors (specific references to be added based on patent filings and literature searches).

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Drugs Protected by US Patent 10,369,264

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Patented / Exclusive Use Submissiondate
Delcath Systems Inc HEPZATO melphalan hydrochloride POWDER;INTRA-ARTERIAL 201848-001 Aug 14, 2023 RX Yes Yes 10,369,264 ⤷  Get Started Free Y ⤷  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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