Reusable Dual Durometer Polymeric Devices for New Applications

Publication ID: 24-11857455_0002_PTD
Published: October 28, 2025
Category:New Applications & Use Cases

Legal Citation

pr1or.art Inc., “Reusable Dual Durometer Polymeric Devices for New Applications,” Published Technical Disclosure No. 24-11857455_0002_PTD, Published October 28, 2025, available at https://archive.pr1or.art/24-11857455_0002_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. 11,857,455.

Summary of the Inventive Concept

The present inventive concept expands the core technology of reusable dual durometer polymeric devices to various new industries and use cases, including water quality monitoring, agricultural produce inspection, biological sample analysis, environmental pollutant detection, and industrial material defect detection.

Background and Problem Solved

The original patent disclosed a reusable menstrual discharge collection device with a dual durometer polymeric structure. However, the limitations of the original patent lie in its specific application to feminine hygiene. The present inventive concept addresses this limitation by applying the core technology to entirely new industries and use cases, thereby increasing the technology's versatility and value.

Detailed Description of the Inventive Concept

The inventive concept involves adapting the reusable dual durometer polymeric device to collect and analyze samples in various industries. For instance, in water quality monitoring, the device can be configured to detect changes in water samples based on durometer hardness. Similarly, in agricultural produce inspection, the device can detect contaminants by analyzing changes in durometer hardness. The device's flexible hinge and catch section made of different durometer materials enable it to effectively collect and analyze samples in these new applications.

Novelty and Inventive Step

The novelty of the present inventive concept lies in its application of the reusable dual durometer polymeric device to entirely new industries and use cases. The inventive step is the recognition that the core technology can be adapted to address specific problems in these new industries, thereby creating new value and opportunities.

Alternative Embodiments and Variations

Alternative embodiments of the inventive concept could include modifying the device's shape, size, and material composition to suit specific industry requirements. For example, a device for industrial material defect detection could be designed with a more robust structure and higher durometer hardness to withstand harsh industrial environments.

Potential Commercial Applications and Market

The present inventive concept has significant commercial potential in various industries, including water quality monitoring, agricultural produce inspection, biological sample analysis, environmental pollutant detection, and industrial material defect detection. The market for these applications is substantial, with a growing need for innovative solutions to address specific industry challenges.

CPC Classifications

SectionClassGroup
A A61 A61F5/4553
A A61 A61F5/4404

Field of Art

Biomedical engineering and polymeric device design, specifically focusing on flexible medical and sampling devices with multi-durometer material configurations

Person of Ordinary Skill (PHOSITA) Profile

A biomedical engineer or materials scientist with expertise in polymer molding techniques, medical device design, and understanding of material properties and manufacturing processes for flexible sampling and collection devices

Obviousness Rationale

A PHOSITA would recognize that the core technological innovation of a dual durometer polymeric device with flexible structural elements can be readily adapted across multiple technical domains by applying standard design principles and material science knowledge. The fundamental concept of using different material hardnesses to create functional variations is a well-established engineering approach that can be systematically translated between applications. The source patent's core technological framework provides a clear template for extending the device's utility to other sampling and collection contexts.

Obvious Combinations & Variations

Source Patent Element
Reusable menstrual disc with dual durometer materials and flexible structural design
PTD Variation
Water quality monitoring device using similar dual durometer polymeric configuration
Obviousness Reasoning
Known technique of adapting flexible sampling device design to new measurement contexts, with predictable results in material science and engineering
Source Patent Element
Injection molded thermoplastic rubber device with configurable hardness zones
PTD Variation
Agricultural produce inspection device leveraging material hardness detection capabilities
Obviousness Reasoning
Finite identified solutions for sample collection exist, and material property detection is a standard engineering approach across domains
Source Patent Element
Disc-shaped device with continuous molding process allowing material variation
PTD Variation
Environmental pollutant detection system using similar polymeric device architecture
Obviousness Reasoning
Predictable extension of existing device design principles to new technical problem domains with minimal inventive complexity
Source Patent Element
Half spherical dome catch with configurable material properties
PTD Variation
Biological sample analysis device with integrated material hardness sensing
Obviousness Reasoning
Known technique of repurposing sampling device geometries across related technical fields, with expected performance characteristics
Source Patent Element
Reusable device with flexible structural configuration
PTD Variation
Industrial material defect detection system using similar polymeric device principles
Obviousness Reasoning
Systematic application of established device design principles to new technical contexts, representing an obvious design choice for a skilled practitioner
35 U.S.C. § 103 Summary: Based on US Patent 11857455's disclosure of a reusable dual durometer polymeric device, the present published technical disclosure demonstrates that a person having ordinary skill in the art would find the extension of the core device design to alternative sampling and detection applications to be obvious and predictable. The systematic adaptation of the source patent's technological framework across multiple technical domains represents an expected engineering approach that does not rise to the level of non-obvious innovation.

Original Patent Information

Patent NumberUS 11,857,455
TitleReusable dual durometer polymeric menstrual discharge collection device