Personalized Targeted Delivery of Docetaxel Liposomes for Enhanced Cancer Treatment

Publication ID: 24-11857680_0010_PTD
Published: October 28, 2025
Category:Future Evolutions & Paradigm Shifts

Legal Citation

pr1or.art Inc., “Personalized Targeted Delivery of Docetaxel Liposomes for Enhanced Cancer Treatment,” Published Technical Disclosure No. 24-11857680_0010_PTD, Published October 28, 2025, available at https://archive.pr1or.art/24-11857680_0010_PTD
This technical disclosure describes improvements that would be readily apparent to a Person Having Ordinary Skill In The Art (PHOSITA) when considered in combination with the foundational architecture disclosed in U.S. Patent No. 11,857,680.

Summary of the Inventive Concept

A next-generation, theranostic-enabled docetaxel liposomal delivery system that leverages machine learning, 3D printing, and stimuli-responsive release mechanisms to provide personalized, adaptive, and targeted cancer therapy.

Background and Problem Solved

The original patent disclosed a composition of docetaxel liposomal injection with high drug loading, but it had limitations in terms of real-time monitoring, adaptive dosing, and personalized therapy. The new inventive concept addresses these limitations by integrating theranostic modules, machine learning algorithms, and stimuli-responsive release mechanisms to provide a more effective and targeted cancer treatment.

Detailed Description of the Inventive Concept

The new inventive concept consists of a system for targeted delivery of docetaxel liposomes comprising a theranostic module for real-time monitoring of tumour response and adaptive dosing. The system utilizes machine learning algorithms to predict optimal drug loading and nanoparticle size for individual patients. The liposomal composition includes a pH-sensitive polymer and a stimuli-responsive release mechanism for triggered release of the active pharmaceutical ingredient in response to tumour microenvironmental changes. The nanoparticle-based delivery system features a core-shell architecture with a biodegradable polymer core and a lipid bilayer shell for enhanced circulation time and tumour penetration. The modular platform enables the development of personalized docetaxel liposomal formulations using 3D printing and artificial intelligence-driven design optimization.

Novelty and Inventive Step

The new claims introduce the concept of theranostic modules, machine learning algorithms, and stimuli-responsive release mechanisms, which are not present in the original patent. These novel features provide a paradigm shift in docetaxel liposomal delivery, enabling real-time monitoring, adaptive dosing, and personalized therapy.

Alternative Embodiments and Variations

Alternative embodiments of the inventive concept could include the use of different machine learning algorithms, various stimuli-responsive release mechanisms, or alternative nanoparticle architectures. Additionally, the modular platform could be adapted for the development of personalized formulations for other cancer treatments.

Potential Commercial Applications and Market

The new inventive concept has significant commercial potential in the oncology market, particularly in the area of personalized cancer therapy. The integration of theranostic modules, machine learning algorithms, and stimuli-responsive release mechanisms could provide a competitive advantage in the market, enabling targeted and adaptive cancer treatment.

CPC Classifications

SectionClassGroup
A A61 A61K9/127
A A61 A61K9/0019
A A61 A61K9/1277
A A61 A61K31/337
A A61 A61K47/24
A A61 A61K47/26
A A61 A61K47/28

Field of Art

Pharmaceutical nanotechnology, specifically liposomal drug delivery systems for cancer therapeutics, involving expertise in pharmaceutical formulation, nanoparticle engineering, and targeted drug delivery mechanisms

Person of Ordinary Skill (PHOSITA) Profile

A pharmaceutical scientist or biomedical engineer with advanced degrees (PhD/MS) in pharmaceutical sciences, nanotechnology, or chemical engineering, having expertise in drug formulation, liposomal encapsulation techniques, and cancer therapeutic delivery strategies

Obviousness Rationale

A PHOSITA would recognize that the PTD's disclosed variations represent predictable extensions of the source patent's docetaxel liposomal delivery approach, utilizing known techniques in personalized medicine, machine learning, and stimuli-responsive drug delivery to enhance the original liposomal formulation's therapeutic performance and patient-specific targeting capabilities.

Obvious Combinations & Variations

Source Patent Element
Docetaxel liposomal composition with specific drug loading percentages and component ratios
PTD Variation
Machine learning algorithms for optimizing drug loading and nanoparticle size based on individual patient characteristics
Obviousness Reasoning
Personalized medicine approaches are well-established in pharmaceutical research, and applying machine learning to optimize existing liposomal formulations would be a predictable design choice for improving therapeutic outcomes
Source Patent Element
Liposomal composition with specific pH characteristics
PTD Variation
Introduction of pH-sensitive polymers and stimuli-responsive release mechanisms for targeted drug delivery
Obviousness Reasoning
Developing advanced drug release mechanisms is a known strategy in nanomedicine, and modifying the existing liposomal system to include responsive elements would be an obvious improvement for targeted cancer therapy
Source Patent Element
Liposomes with defined size and composition
PTD Variation
Core-shell nanoparticle architecture with biodegradable polymer core and lipid bilayer shell
Obviousness Reasoning
Nanoparticle design optimization is a standard approach in drug delivery, and exploring alternative architectures that enhance circulation time and tumor penetration represents a logical extension of existing liposomal technologies
Source Patent Element
Docetaxel liposomal injection for cancer treatment
PTD Variation
3D printing and AI-driven design optimization for personalized liposomal formulations
Obviousness Reasoning
Integrating advanced manufacturing techniques like 3D printing with computational design is a recognized trend in personalized pharmaceutical development, making such an approach an obvious technological progression
Source Patent Element
Targeted liposomal drug delivery system
PTD Variation
Theranostic module for real-time tumor response monitoring and adaptive dosing
Obviousness Reasoning
Combining diagnostic and therapeutic capabilities is an established approach in precision medicine, and developing a monitoring system to complement existing drug delivery technologies would be a predictable innovation for a skilled practitioner
35 U.S.C. § 103 Summary: Based on the teachings of US Patent 11857680 and the published technical disclosure, a person having ordinary skill in the art would find the claimed variations in personalized docetaxel liposomal delivery systems obvious, as the disclosed innovations represent predictable combinations of known techniques in nanomedicine, computational design, and targeted drug delivery, thereby rendering potential patent claims in this domain anticipated and non-patentable under 35 U.S.C. ยง 103.

Original Patent Information

Patent NumberUS 11,857,680
TitleComposition of docetaxel liposomal injection with high drug loading
Assignee(s)SHILPA MEDICARE LIMITED