Adaptive Bactericidal Fabric Finishes for Advanced Protection

Publication ID: 24-11856953_0004_PTD

Published: October 26, 2025

Category:Specialized Variations & Niche Solutions

Legal Citation

pr1or.art Inc., “Adaptive Bactericidal Fabric Finishes for Advanced Protection,” Published Technical Disclosure No. 24-11856953_0004_PTD, Published October 26, 2025, available at https://archive.pr1or.art/24-11856953_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. 11,856,953.

Background and Problem Solved

The original patent for launderable bactericidal and virucidal fabric finishes addresses the issue of microorganism growth on textiles. However, the original invention may not be suitable for specialized environments that require tailored solutions. This new invention addresses the limitation by providing adaptive fabric finishes for specific niches, ensuring enhanced protection and effectiveness in diverse operational settings.

Novelty and Inventive Step

The new claims introduce novel adaptations of the original launderable bactericidal and virucidal fabric finish, addressing specific challenges in diverse operational environments. The inventive step lies in the deliberate design choices and component selections that enable the fabric finishes to thrive in these unique settings, providing enhanced protection and effectiveness.

Alternative Embodiments and Variations

Alternative embodiments may include fabric finishes adapted for other specialized environments, such as high-temperature or high-humidity settings. Variations may also include different formulations or application methods for the fabric finishes, depending on the specific requirements of each environment.

Potential Commercial Applications and Market

This invention has significant commercial potential in various industries, including disaster relief, healthcare, security, and outdoor gear. The adaptive fabric finishes can be integrated into a wide range of products, from medical uniforms to emergency response gear, providing enhanced protection and value to users in diverse operational environments.

CPC Classifications

Section	Class	Group
A	A01	A01N37/20
A	A01	A01N25/34
A	A01	A01P1/00
D	D06	D06B3/10
D	D06	D06B21/00
D	D06	D06M16/00

Section 103 Obviousness Analysis (PHOSITA)

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Field of Art

Textile chemistry, antimicrobial fabric treatments, and chemical finishing technologies with expertise in bactericidal and virucidal formulations for textiles, requiring advanced knowledge of organic chemistry, material science, and microbial interaction mechanisms

Person of Ordinary Skill (PHOSITA) Profile

A professional with advanced degree in chemistry or materials engineering, experienced in developing fabric treatments, familiar with antimicrobial agents, crosslinking techniques, and environmental adaptation strategies for textile finishes

Obviousness Rationale

A PHOSITA would recognize that the PTD's variations represent predictable extensions of the source patent's core bactericidal fabric finish technology, applying standard design methodologies to adapt the formulation for specific environmental contexts by modifying component ratios, selecting appropriate catalysts and crosslinkers, and targeting specialized application domains.

Obvious Combinations & Variations

Source Patent Element

Bactericidal and virucidal fabric finish with formula (I) agent

PTD Variation

Adaptation for disaster relief and extreme weather conditions

Obviousness Reasoning

Modifying fabric finish stability for environmental extremes represents a routine engineering optimization using known crosslinking and catalyst techniques from the source patent

Source Patent Element

Crosslinkers including citric acid and tricarballylic acid

PTD Variation

Selecting specific crosslinkers for high-security and medical facility applications

Obviousness Reasoning

Choosing crosslinkers to enhance antimicrobial performance is a predictable design choice within the known chemical modification strategies

Source Patent Element

Transition metal salt components like zinc and copper acetates

PTD Variation

Adapting fabric finish for extreme cold weather performance

Obviousness Reasoning

Adjusting metal salt compositions to maintain antimicrobial efficacy across temperature ranges represents a standard materials engineering approach

Source Patent Element

Catalyst selections including phosphate-based compounds

PTD Variation

Tailoring catalyst systems for remote or isolated area deployments

Obviousness Reasoning

Selecting specific catalysts to optimize chemical stability and performance is a predictable variation within known formulation strategies

Source Patent Element

Base bactericidal and virucidal fabric finish methodology

PTD Variation

Specialized fabric finishes for high-risk medical environments

Obviousness Reasoning

Targeting specific application domains by maintaining core antimicrobial mechanism represents a standard technological adaptation

35 U.S.C. § 103 Summary: Based on the teachings of US Patent 11856953, a Person Having Ordinary Skill In The Art would find the claimed variations in the Published Technical Disclosure to represent obvious extensions of the prior art, employing routine chemical engineering techniques to adapt the base bactericidal fabric finish technology for specialized environmental and operational contexts, thereby rendering subsequent claims of novelty invalid under 35 U.S.C. Section 103.

Original Patent Information

Patent Number	US 11,856,953
Title	Launderable bactericidal and virucidal fabric finish
Assignee(s)	Nano and Advanced Materials Institute Limited