Specialized Urushiol Removal Solutions for Extreme Environments

Publication ID: 24-11857666_0004_PTD
Published: October 28, 2025
Category:Specialized Variations & Niche Solutions

Legal Citation

pr1or.art Inc., “Specialized Urushiol Removal Solutions for Extreme Environments,” Published Technical Disclosure No. 24-11857666_0004_PTD, Published October 28, 2025, available at https://archive.pr1or.art/24-11857666_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. 11,857,666.

Summary of the Inventive Concept

This inventive concept adapts the original urushiol removal composition for use in high-security facilities, disaster relief scenarios, extreme weather conditions, and other niche environments, providing targeted solutions for unique operational needs.

Background and Problem Solved

The original patent provides a general-purpose urushiol removal composition, but it may not be suitable for specific, high-stakes environments. This inventive concept addresses the limitations of the original patent by developing specialized variations for unique operational needs, ensuring effective urushiol removal in challenging scenarios.

Detailed Description of the Inventive Concept

The inventive concept comprises a family of urushiol removal compositions and systems tailored to specific environments. For high-security facilities, the composition is free of sodium chloride and other salts that could compromise security protocols. In disaster relief scenarios, the system includes a portable container and non-woven fabric wipes for efficient application. For extreme weather conditions, the composition incorporates a high molecular weight, hydrophilic and cross-linked polyacrylic acid polymer to enhance effectiveness in cold or high-altitude environments. A portable kit for wilderness settings includes a urushiol cleaning composition, a non-woven fabric wipe, and instructions for use.

Novelty and Inventive Step

The new claims introduce novel, non-obvious adaptations of the original composition for specialized environments, providing a unique combination of components and operational features that address specific challenges and needs.

Alternative Embodiments and Variations

Alternative embodiments may include variations in the composition's pH level, surfactant ratios, or additive materials to further optimize performance in specific environments. Additional variations could include different packaging options, application methods, or instructional materials to accommodate diverse user needs.

Potential Commercial Applications and Market

The inventive concept has significant commercial potential in industries such as security, disaster relief, outdoor recreation, and environmental response. Target markets may include government agencies, emergency response organizations, and outdoor gear manufacturers.

CPC Classifications

SectionClassGroup
A A61 A61K8/8147
A A61 A61K8/342
A A61 A61K8/345
A A61 A61K8/42
A A61 A61K8/44
A A61 A61K8/60
A A61 A61K8/86
A A61 A61K8/894
A A61 A61Q19/10
A A61 A61K2800/30
A A61 A61K2800/41
A A61 A61K2800/596

Field of Art

Dermatological compositions and methods for treating contact dermatitis, specifically focused on urushiol removal and skin treatment technologies with expertise in surfactant chemistry, formulation design, and specialized medical cleaning solutions

Person of Ordinary Skill (PHOSITA) Profile

A skilled practitioner with advanced training in chemical engineering, pharmaceutical formulation, and dermatological product development, possessing knowledge of surfactant interactions, environmental adaptation of chemical compositions, and medical cleaning technologies

Obviousness Rationale

A person having ordinary skill would recognize that the source patent's urushiol cleaning composition provides a foundational framework that can be readily adapted to specific environmental contexts through predictable modifications of surfactant ratios, packaging, and supplemental components. The PTD's variations represent logical extensions of the original composition's core principles, utilizing standard formulation techniques to address specialized use scenarios. These adaptations demonstrate routine problem-solving within the technical domain of dermatological cleaning compositions.

Obvious Combinations & Variations

Source Patent Element
Non-buffered detergent composition with specific C12 surfactants
PTD Variation
Adaptation of composition for high-security and disaster relief environments
Obviousness Reasoning
A PHOSITA would recognize that modifying surfactant compositions for specific operational contexts represents a predictable design choice involving routine optimization of existing chemical formulations
Source Patent Element
High molecular weight polyacrylic acid polymer in composition
PTD Variation
Targeted use in extreme cold or high-altitude environments to enhance performance
Obviousness Reasoning
Adjusting polymer concentrations to improve performance in challenging environmental conditions is a standard engineering approach that would be obvious to a skilled practitioner
Source Patent Element
Urushiol cleaning composition with specific surfactant combinations
PTD Variation
Portable kit design with non-woven fabric wipes and instructional materials
Obviousness Reasoning
Packaging and delivery method modifications represent standard product development techniques that would be considered obvious improvements to an existing medical cleaning solution
Source Patent Element
Non-buffered composition without sodium chloride
PTD Variation
Specific implementation for high-security facility requirements
Obviousness Reasoning
Removing specific chemical components to meet specialized environmental constraints is a predictable modification within standard formulation practices
Source Patent Element
Basic urushiol removal composition
PTD Variation
Targeted application methods for wilderness and disaster relief scenarios
Obviousness Reasoning
Adapting medical cleaning technologies for specific use contexts represents a routine engineering problem with predictable solution strategies
35 U.S.C. § 103 Summary: Based on the teachings of US Patent 11857666, the present publication demonstrates that the claimed variations in urushiol cleaning compositions represent obvious extensions of prior art, wherein a person having ordinary skill in the art would readily recognize the predictable combinations of known surfactant technologies, environmental adaptations, and delivery mechanisms as routine design modifications within the established technological framework of dermatological cleaning solutions.

Original Patent Information

Patent NumberUS 11,857,666
TitleDetergent compositions for washing urushiol and methods of treating urushiol induced contact dermatitis
Assignee(s)The William M. Yarbrough Foundation