Nanoparticles carrying antibiotics for specialized environments

Publication ID: 24-11857679_0009_PTD
Published: October 28, 2025
Category:Specialized Variations & Niche Solutions

Legal Citation

pr1or.art Inc., “Nanoparticles carrying antibiotics for specialized environments,” Published Technical Disclosure No. 24-11857679_0009_PTD, Published October 28, 2025, available at https://archive.pr1or.art/24-11857679_0009_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. 11,857,679.

Summary of the Inventive Concept

A system for delivering antibiotics in high-security, disaster relief, extreme weather, high-altitude, and limited access environments, utilizing nanoparticles carrying antibiotics with tailored coatings, stabilizers, and administration methods to address specific challenges.

Background and Problem Solved

The original patent disclosed nanoparticles carrying antibiotics for general antibacterial applications. However, the growing need for specialized solutions in niche environments, such as high-security facilities, disaster relief scenarios, extreme weather conditions, high-altitude regions, and areas with limited access to medical facilities, necessitates the development of adapted antibiotic delivery systems. The new inventive concept addresses these limitations by providing tailored solutions for these specific environments.

Detailed Description of the Inventive Concept

The new inventive concept encompasses four primary embodiments: 1) a system for delivering antibiotics in high-security environments, featuring tamper-evident coatings and light-activated release mechanisms; 2) a method for treating bacterial infections in disaster relief scenarios, utilizing stabilized aqueous emulsions with specific detergents; 3) a composition for preventing antibiotic resistance in extreme weather conditions, incorporating moisture-absorbing materials and temperature-activated release mechanisms; and 4) a kit for delivering antibiotics in high-altitude environments, including oxygen-stable solvents and specialized administration instructions.

Novelty and Inventive Step

The new claims introduce novel and non-obvious features, such as tamper-evident coatings, light-activated release mechanisms, and moisture-absorbing materials, which distinguish the inventive concept from the original patent and provide a unique solution for specialized environments.

Alternative Embodiments and Variations

Alternative embodiments could include the use of different nanoparticle materials, varied coating compositions, or alternative administration methods, such as aerosol delivery or implantable devices, to further broaden the conceptual coverage.

Potential Commercial Applications and Market

The inventive concept has significant commercial potential in various industries, including pharmaceuticals, biotechnology, and medical devices, with target markets including high-security facilities, disaster relief organizations, and healthcare providers operating in extreme environments.

CPC Classifications

SectionClassGroup
A A61 A61K9/1075
A A61 A61K31/496
A A61 A61K47/20
A A61 A61K47/552
A A61 A61K47/58
A A61 A61K47/6907
A A61 A61P31/04

Field of Art

Pharmaceutical nanotechnology and drug delivery systems, specifically focused on antibiotic encapsulation and targeted delivery mechanisms, requiring expertise in polymer chemistry, pharmaceutical formulation, and nanoscale drug engineering

Person of Ordinary Skill (PHOSITA) Profile

A researcher with advanced degrees in pharmaceutical sciences or chemical engineering, possessing knowledge of nanoparticle synthesis, drug encapsulation techniques, and experience with polymer-based drug delivery systems

Obviousness Rationale

A person having ordinary skill in the art would recognize that the PTD's variations represent predictable extensions of the source patent's core nanoparticle antibiotic delivery methodology. The fundamental approach of creating aqueous nanoparticle emulsions for antibiotic delivery remains consistent, with the PTD introducing contextual modifications that would be considered routine design variations by a skilled practitioner. The specialized environment adaptations represent logical problem-solving approaches using known techniques in nanoparticle engineering.

Obvious Combinations & Variations

Source Patent Element
Aqueous polyacrylate nanoparticle emulsion method using specific detergents
PTD Variation
Disaster relief scenario nanoparticle emulsion with sodium dodecyl sulfate and cetyltrimethylammonium bromide
Obviousness Reasoning
Selection of stabilizing detergents is a predictable design choice within known formulation techniques, with the specific detergents already disclosed in the source patent's claims
Source Patent Element
Temperature-controlled nanoparticle preparation process
PTD Variation
Temperature-activated release mechanisms for antibiotics in extreme weather conditions
Obviousness Reasoning
Manipulating nanoparticle release through temperature is a standard engineering approach in controlled drug delivery, representing an obvious modification of existing temperature-sensitive preparation techniques
Source Patent Element
Organic solvent dissolution of acrylolated drug monomers
PTD Variation
High-altitude kit using oxygen-stable solvents for nanoparticle preparation
Obviousness Reasoning
Selecting appropriate solvents for specific environmental conditions is a routine optimization task for a skilled formulation scientist, utilizing known solvent compatibility principles
Source Patent Element
Nanoparticle encapsulation of antibacterial compounds
PTD Variation
Tamper-evident coating with light-activated release mechanism
Obviousness Reasoning
Incorporating additional release control mechanisms is a predictable enhancement in drug delivery technology, representing a finite set of known approaches to modifying nanoparticle drug release
Source Patent Element
Aqueous emulsion preparation method
PTD Variation
Portable battery-powered administration device for limited access environments
Obviousness Reasoning
Developing specialized administration technologies for existing drug delivery systems is an obvious technological progression, representing standard problem-solving in medical device engineering
35 U.S.C. § 103 Summary: Based on the teachings of US Patent 11857679 and the comprehensive disclosure herein, a person having ordinary skill in the art would find the claimed variations obvious and anticipated, as the technical modifications represent predictable extensions of existing nanoparticle antibiotic delivery methodologies, employing routine engineering techniques and design choices within the established technological framework of controlled drug delivery systems.

Original Patent Information

Patent NumberUS 11,857,679
TitleNanoparticles carrying antibiotics
Assignee(s)University of South Florida