Synergistic Liposome Compositions for Targeted Therapeutic Delivery

Publication ID: 24-11857509_0008_PTD
Published: October 28, 2025
Category:Synergistic Combinations

Legal Citation

pr1or.art Inc., “Synergistic Liposome Compositions for Targeted Therapeutic Delivery,” Published Technical Disclosure No. 24-11857509_0008_PTD, Published October 28, 2025, available at https://archive.pr1or.art/24-11857509_0008_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. 11,857,509.

Summary of the Inventive Concept

A novel system integrating pHLIP-liposomes with AI, IoT, blockchain, and advanced materials to enhance targeted delivery of therapeutic molecules to diseased tissues.

Background and Problem Solved

Despite the advancements in liposome-based delivery systems, current methods often lack precision, efficiency, and real-time monitoring capabilities. The original patent's pH-sensitive liposomes, while effective, have limitations in terms of targeting and tracking. The new inventive concept addresses these limitations by incorporating synergistic combinations of distinct technologies to create a more powerful system.

Detailed Description of the Inventive Concept

The inventive concept comprises a pHLIP-liposome composition that releases its cargo in response to a low-pH trigger signal from an AI-powered diagnostic module. The system may further incorporate blockchain-based personalized medicine to track and verify treatment outcomes. Additionally, the liposome composition may include graphene oxide nanoparticles to enhance targeting and delivery efficiency. Real-time monitoring of cargo delivery can be achieved through an IoT-enabled sensor module. Machine learning algorithms can be used to predict optimal liposome formulations and delivery protocols based on patient-specific data and disease characteristics.

Novelty and Inventive Step

The new inventive concept introduces a synergistic combination of pHLIP-liposomes with AI, IoT, blockchain, and advanced materials, which is not obvious from the original patent. The integration of these distinct technologies enables a more precise, efficient, and monitorable delivery system, overcoming the limitations of the original patent.

Alternative Embodiments and Variations

Alternative embodiments may include using different types of nanoparticles or targeting moieties, incorporating additional diagnostic modalities, or utilizing other AI-powered algorithms for personalized medicine. Variations may also involve adapting the system for different disease types or treatment protocols.

Potential Commercial Applications and Market

The inventive concept has significant commercial potential in the pharmaceutical and biotechnology industries, particularly in the development of targeted cancer therapies and personalized medicine. The system's ability to enhance delivery efficiency, reduce side effects, and provide real-time monitoring capabilities can lead to improved patient outcomes and reduced healthcare costs.

CPC Classifications

SectionClassGroup
A A61 A61K9/1271
A A61 A61K9/127
A A61 A61K31/20
A A61 A61K31/337
A A61 A61K31/704
A A61 A61K31/711
A A61 A61K31/713
A A61 A61K31/7105
A A61 A61K47/6911
A A61 A61P35/00

Field of Art

Nanomedicine and targeted drug delivery systems, specifically liposomal compositions for therapeutic molecule transport, with expertise in peptide-based targeting mechanisms, nanoparticle engineering, and cellular delivery technologies

Person of Ordinary Skill (PHOSITA) Profile

A skilled practitioner with advanced degrees in bioengineering, pharmaceutical sciences, or nanotechnology, possessing knowledge of liposomal drug delivery, peptide modification techniques, and emerging diagnostic technologies

Obviousness Rationale

A person of ordinary skill would recognize that integrating advanced diagnostic and monitoring technologies with the foundational pHLIP-liposome delivery mechanism represents a predictable extension of the source patent's core technological principles. The PTD's proposed variations leverage known techniques in AI, IoT, and nanomaterial engineering to enhance the existing targeted delivery approach. These modifications represent incremental improvements that would be obvious to a skilled practitioner seeking to optimize therapeutic molecule transport.

Obvious Combinations & Variations

Source Patent Element
pH-triggered liposome delivery using pHLIP peptide targeting mechanism
PTD Variation
Integration of AI-powered diagnostic module for identifying low-pH microenvironments
Obviousness Reasoning
A PHOSITA would find it obvious to augment the existing pH-sensitive delivery mechanism with intelligent diagnostic technologies, as both aim to improve targeting precision through environmental sensing
Source Patent Element
Liposome-based cargo delivery to target cells
PTD Variation
Incorporation of graphene oxide nanoparticles to enhance targeting and delivery efficiency
Obviousness Reasoning
Modifying liposome composition with known nanomaterials to improve delivery performance represents a standard design optimization approach in drug delivery systems
Source Patent Element
Cellular targeting using pH-sensitive liposomes
PTD Variation
Blockchain-based personalized medicine tracking treatment outcomes
Obviousness Reasoning
Implementing digital tracking systems for medical interventions is a predictable technological progression, applying standard informatics techniques to enhance treatment monitoring
Source Patent Element
Liposomal drug delivery method for cellular targeting
PTD Variation
Machine learning algorithms for predicting optimal liposome formulations
Obviousness Reasoning
Applying computational predictive techniques to optimize drug delivery represents a known approach in pharmaceutical engineering, utilizing standard machine learning methodologies
Source Patent Element
pH-triggered liposome cargo release mechanism
PTD Variation
IoT-enabled sensor module for real-time delivery monitoring
Obviousness Reasoning
Implementing remote monitoring technologies for medical interventions is a predictable extension of existing diagnostic and tracking capabilities
35 U.S.C. § 103 Summary: Pursuant to 35 U.S.C. ยง 103, the variations disclosed in this Published Technical Disclosure would have been obvious to a person having ordinary skill in the art at the time of invention, when considered in light of US Patent 11857509. The proposed technological integrations represent predictable combinations of known techniques in nanomedicine, diagnostic technologies, and computational methodologies, rendering any claims to similar systems prima facie obvious.

Original Patent Information

Patent NumberUS 11,857,509
TitleLiposome compositions and methods of use thereof
Assignee(s)Yale University, University of Rhode Island Board of Trustees