Targeted Nanovector Systems for Niche Environments

Publication ID: 24-11857604_0004_PTD
Published: October 28, 2025
Category:Specialized Variations & Niche Solutions

Legal Citation

pr1or.art Inc., “Targeted Nanovector Systems for Niche Environments,” Published Technical Disclosure No. 24-11857604_0004_PTD, Published October 28, 2025, available at https://archive.pr1or.art/24-11857604_0004_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. 11,857,604.

Summary of the Inventive Concept

The inventive concept adapts nanovector technology for specialized delivery of active substances in unique operational environments, such as high-security needs, disaster relief, extreme weather conditions, high-altitude environments, and high-radiation environments.

Background and Problem Solved

The original patent disclosed nanovectors for delivering active substances in the body, but these nanovectors may not be suitable for use in niche environments. The new inventive concept addresses this limitation by introducing specialized nanovector systems that can operate effectively in these unique environments, ensuring targeted delivery of active substances.

Detailed Description of the Inventive Concept

The inventive concept comprises nanovector systems featuring polysiloxane-based nanoparticles with mean diameters tailored for specific niche environments. For high-security needs, the nanoparticles are coated with a stealth layer to evade detection by security sensors. In disaster relief scenarios, the nanoparticles are complexed with a chelating agent obtained by grafting of DOTAGA onto the nanoparticle for targeted delivery of doxorubicin. In extreme weather conditions, the nanoparticles are bonded to a thermoresponsive polymer for controlled release of the active substance. In high-altitude environments, the nanoparticles are complexed with a chelating agent obtained by grafting of DOTAGA onto the nanoparticle for targeted delivery of active substances. In high-radiation environments, the nanoparticles are bonded to a radiation-resistant polymer for enhanced stability.

Novelty and Inventive Step

The new inventive concept introduces novel adaptations of nanovector technology for specialized delivery of active substances in niche environments, which are not obvious from the original patent. The inventive concept's novelty lies in its ability to tailor nanovector systems for specific operational environments, ensuring targeted delivery of active substances.

Alternative Embodiments and Variations

Alternative embodiments of the inventive concept could include modifying the nanoparticle's surface chemistry for enhanced biocompatibility, incorporating additional targeting moieties for improved specificity, or developing novel chelating agents for enhanced stability. Variations of the inventive concept could also include adapting the nanovector systems for use in other niche environments, such as space exploration or high-temperature industrial processes.

Potential Commercial Applications and Market

The inventive concept has significant commercial potential in the pharmaceutical, biotechnology, and healthcare industries, particularly in areas such as targeted cancer therapy, disaster relief, and extreme environment operations. The market for specialized nanovector systems is expected to grow as the need for targeted delivery of active substances in niche environments increases.

CPC Classifications

SectionClassGroup
A A61 A61K38/31
A A61 A61K9/146
A A61 A61K31/704
A A61 A61K33/243
A A61 A61K33/244
A A61 A61K47/6929
A A61 A61K49/0002
A A61 A61K49/128
A A61 A61K49/1881
A A61 A61P35/00
B B82 B82Y5/00
A A61 A61K9/0019

Field of Art

Nanomedicine and drug delivery systems, specifically nanovector technologies for targeted therapeutic agent transport, involving expertise in materials science, polymer chemistry, and biomedical engineering with advanced knowledge of nanoparticle design and functionalization

Person of Ordinary Skill (PHOSITA) Profile

A PhD-level researcher with expertise in nanotechnology, experienced in synthesizing polysiloxane-based nanoparticles, understanding surface modification techniques, and designing targeted drug delivery systems with knowledge of chelating agents and polymer interactions

Obviousness Rationale

A person having ordinary skill would recognize that the source patent's fundamental nanovector technology provides a versatile platform for environmental adaptation by applying known surface modification and polymer coating techniques. The PTD's variations represent predictable extensions of the base nanovector technology, utilizing standard nanoscale engineering approaches to address specific environmental challenges. The core nanoparticle structure remains consistent, with modifications representing routine optimization strategies well within a skilled practitioner's capabilities.

Obvious Combinations & Variations

Source Patent Element
Polysiloxane-based nanoparticle with mean diameter less than 10 nm
PTD Variation
Coating nanoparticle with stealth layer for high-security environments
Obviousness Reasoning
Stealth coating is a known technique in nanomedicine for modifying particle surface properties, representing a predictable design choice for enhancing nanoparticle performance in specialized environments
Source Patent Element
Nanoparticle complexed with chelating agent DOTAGA
PTD Variation
Adapting DOTAGA-complexed nanoparticles for disaster relief and high-altitude active substance delivery
Obviousness Reasoning
Extending existing chelation strategies to different delivery contexts represents a routine application of known molecular engineering principles with expected, predictable results
Source Patent Element
Nanoparticle with metal elements and high atomic number Z
PTD Variation
Bonding nanoparticles to radiation-resistant polymers for high-radiation environments
Obviousness Reasoning
Incorporating protective polymer coatings to enhance nanoparticle stability is a standard materials science approach for extending technological performance in challenging environments
Source Patent Element
Nanoparticle with active substance bonded by physisorption
PTD Variation
Thermoresponsive polymer bonding for controlled release in extreme weather conditions
Obviousness Reasoning
Modifying physisorption mechanisms using responsive polymers is a known technique for creating stimuli-responsive drug delivery systems, representing an obvious engineering solution
35 U.S.C. § 103 Summary: Based on US Patent 11857604's foundational nanovector technology, the present publication demonstrates that the claimed variations represent obvious extensions of existing nanomedicine design principles. A person having ordinary skill in the art would recognize these environmental adaptations as routine engineering modifications achievable through standard surface chemistry and polymer modification techniques, thereby rendering potential derivative claims obvious and non-patentable.

Original Patent Information

Patent NumberUS 11,857,604
TitleNanovectors and uses
Assignee(s)NH THERAGUIX