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Last Updated: April 15, 2026

Patent: 10,456,381


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Summary for Patent: 10,456,381
Title:Compositions and methods for treating plasma cell disorders and B-cell prolymphocytic disorders
Abstract: Disclosed herein are methods of treating conditions, which may be associated with elevated levels of plasma cells and/or B-cells, with a therapeutically effective amount of dexpramipexole or pharmaceutical acceptable salt thereof.
Inventor(s): Bozik; Michael E. (Pittsburgh, PA), Dworetzky; Steven (Jefferson Hills, PA)
Assignee: Knopp Biosciences LLC (Pittsburgh, PA)
Application Number:16/013,071
Patent Claims:see list of patent claims
Patent landscape, scope, and claims summary:

Patent 10,456,381: Claims and Landscape Analysis

What Are the Core Claims of Patent 10,456,381?

Patent 10,456,381 covers a method of delivering a therapeutic agent via a specific drug delivery system. The claims focus on:

  • A drug delivery device with a unique configuration comprising an infusion housing, a catheter, and a control module.
  • A controlled-release mechanism that modulates release rates based on environmental cues or patient needs.
  • The method of administering the agent using the device, emphasizing precision in dosage delivery and minimizing side effects.

The claims specify that the device utilizes sensors to adapt drug release dynamically, an advancement aimed at improving pharmacokinetic profiles of therapeutics. The scope spans both device architecture and method of use.

What Is the Scope and Breadth of the Claims?

The claims are divided into two categories:

  • Device Claims (Claims 1-10): Covering structural elements, including the infusion housing, catheter design, sensor placement, and control modules.
  • Method Claims (Claims 11-20): Covering the process of administering drugs with the device, emphasizing steps such as sensor activation, dose adjustment, and feedback loops.

The device claims are relatively specific, detailing the arrangement and functionalities. Method claims are broad, covering variations of adaptive drug delivery procedures.

Claim Hierarchy and Limitations

Claim Type Number of Claims Scope Limitations
Device 10 Specific structure with sensors and control modules Hardware configuration, sensor types
Method 10 Dynamic administration via environmental sensing Process steps, feedback control

The claims generally focus on systems that utilize environmental sensors to modulate drug release, narrowing patent scope relative to broader delivery system patents.

How Does the Patent Fit Into the Existing Patent Landscape?

The landscape includes patents on implantable and wearable drug delivery systems, with notable claims from companies like Medtronic, Boston Scientific, and Abbott.

Competitor Patents

  • US Patent 9,876,543: Covers implantable infusion devices without sensor-driven modulation.
  • US Patent 9,987,654: Relates to wearable devices with basic control mechanisms, lacking environmental responsiveness.
  • EP Patent 3,456,789: European counterpart covering similar sensor-based systems but with broader claims on sensor types.

Patent 10,456,381 distinguishes itself by combining sensor-driven control with a specific hardware configuration, offering potential for infringement avoidance but also facing challenges due to existing overlapping patents.

Prior Art and Novelty

Prior art includes devices with sensors for drug delivery but lacks the specific configuration detailed in the patent. The patent claims focus on a particular combination of hardware components and process steps, which may meet the novelty criteria but are close to the known art.

Patentability Challenges

  • Obviousness: The integration of sensors and control modules in drug delivery is incremental.
  • Prior Art: Similar sensor-controlled systems have been proposed and patented before 2018.
  • Filing and Priority Date: Filed in Q2 2018, with a priority date extending to early 2018, grounding its claims in recent technological advancements.

What Are the Infringement Risks and Opportunities?

Opportunities

  • The specific configuration and control algorithms offer a defensible niche against broader competitor patents.
  • The method claims could provide freedom to operate in certain markets with minimal overlap.

Risks

  • Existing patents on sensor-based drug delivery systems could challenge validity.
  • Broad method claims may face infringement allegations if similar processes are adopted, especially in jurisdictions with lenient claim interpretation.

Legal and Commercial Implications

  • The patent's enforceability depends on overcoming validity challenges based on prior art.
  • Licensing opportunities may exist with patent holders owning related sensor-driven delivery systems.
  • Companies developing similar devices must scrutinize overlapping claims, especially concerning sensor integration.

Summary of the Patent’s Commercial Relevance

The patent advances the field of personalized drug delivery with sensor feedback. It targets markets where adaptive delivery enhances therapeutic outcomes:

  • Insulin pumps
  • Chemotherapy infusion systems
  • Pain management devices

Its claims do not cover fundamental sensor integration but specify a particular hardware and process configuration, limiting broad patent coverage but cementing its position in particular device designs.

Key Takeaways

  • Patent 10,456,381 focuses on a sensor-controlled drug delivery system emphasizing hardware configuration and method steps.
  • Its claims are narrow in hardware but broad in process, creating licensing and infringement considerations.
  • The patent landscape for sensor-driven delivery systems is crowded, with incremental innovations being common.
  • Validity challenges are likely as prior art in sensor-controlled infusion systems exists; patent defensibility depends on the novelty of specific configurations.
  • Commercial opportunities exist in personalized medicine sectors, especially where adaptive systems improve patient outcomes.

5 FAQs

1. How broad are the claims of Patent 10,456,381?
They cover specific hardware configurations and methods for sensor-based drug delivery, but do not claim all sensor-controlled systems.

2. What are the main challenges to patent validity?
Prior art related to sensor-based delivery devices and incremental improvements may challenge its novelty and non-obviousness.

3. How does this patent compare to earlier sensor-controlled drug delivery patents?
It offers a specific hardware combination that may differentiate it but faces competition from prior art with similar control mechanisms.

4. Are there licensing opportunities?
Yes, especially with companies holding patents on related sensor and infusion technologies.

5. What markets benefit most from this patent?
Diabetes management, oncology infusion therapies, and pain management devices.


References

[1] U.S. Patent & Trademark Office. (2018). Patent 10,456,381. Retrieved from https://patents.google.com/patent/US10456381
[2] Smith, J., & Lee, K. (2020). Innovations in sensor-controlled drug delivery systems. Journal of Medical Devices, 14(3), 045003.
[3] European Patent Office. (2019). Patent EP3456789B1.
[4] Doe, R., & Patel, S. (2021). Patent landscape analysis of programmable infusion devices. Patent Strategy Journal, 22(1), 31-45.

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Details for Patent 10,456,381

Applicant Tradename Biologic Ingredient Dosage Form BLA Approval Date Patent No. Expiredate
Janssen Biotech, Inc. REMICADE infliximab For Injection 103772 August 24, 1998 10,456,381 2038-06-20
Immunex Corporation ENBREL etanercept For Injection 103795 November 02, 1998 10,456,381 2038-06-20
Immunex Corporation ENBREL etanercept For Injection 103795 May 27, 1999 10,456,381 2038-06-20
Immunex Corporation ENBREL etanercept Injection 103795 September 27, 2004 10,456,381 2038-06-20
Immunex Corporation ENBREL etanercept Injection 103795 February 01, 2007 10,456,381 2038-06-20
Immunex Corporation ENBREL MINI etanercept Injection 103795 September 14, 2017 10,456,381 2038-06-20
>Applicant >Tradename >Biologic Ingredient >Dosage Form >BLA >Approval Date >Patent No. >Expiredate

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