Specialized Syringe Assemblies for Niche Environments

Publication ID: 24-11857771_0009_PTD
Published: October 28, 2025
Category:Specialized Variations & Niche Solutions

Legal Citation

pr1or.art Inc., “Specialized Syringe Assemblies for Niche Environments,” Published Technical Disclosure No. 24-11857771_0009_PTD, Published October 28, 2025, available at https://archive.pr1or.art/24-11857771_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. 11,857,771.

Summary of the Inventive Concept

Adapting three-position plungers for unique operational environments, ensuring reliable drug delivery in high-security, extreme weather, disaster relief, high-containment, and space exploration settings.

Background and Problem Solved

The original patent's three-position plungers, while providing container closure integrity, were limited in their adaptability to specific, high-stakes environments. This inventive concept addresses the need for tailored syringe assemblies that can operate effectively in niche settings, overcoming challenges such as unauthorized access, extreme temperatures, and microgravity.

Detailed Description of the Inventive Concept

The new inventive concept encompasses syringe assemblies featuring three-position plungers, modified to accommodate specific operational environments. For high-security needs, a biometric authentication mechanism ensures authorized access. In extreme weather conditions, thermal insulation layers and moisture-resistant coatings protect the drug product. For disaster relief, unique identifiers and centralized tracking enable efficient supply chain management. In high-containment environments, the plunger's design maintains containment integrity while dispensing the drug product. Lastly, in space exploration, specialized lubricants and radiation-resistant materials enable reliable operation in microgravity environments.

Novelty and Inventive Step

The new claims introduce novel adaptations of the three-position plunger, combining it with specialized components and materials to address the unique challenges of niche environments. This inventive step lies in the tailored integration of existing technologies to create syringe assemblies that can operate effectively in previously unaddressed settings.

Alternative Embodiments and Variations

Alternative embodiments could include syringe assemblies with adjustable thermal insulation, modular biometric authentication mechanisms, or interchangeable plunger components for different environments. Variations could also involve different materials, coatings, or lubricants to further enhance performance in specific settings.

Potential Commercial Applications and Market

This inventive concept has significant commercial potential in industries such as pharmaceuticals, biotechnology, disaster relief, space exploration, and high-security facilities. The adapted syringe assemblies can provide reliable, efficient, and secure drug delivery in a wide range of niche environments, addressing unmet needs and generating new revenue streams.

Field of Art

Medical Device Engineering, specifically drug delivery systems and syringe technologies, focusing on precision mechanical design of plunger assemblies and drug containment mechanisms

Person of Ordinary Skill (PHOSITA) Profile

A biomedical engineer with expertise in medical device design, familiar with injection molding, materials science, and pharmaceutical packaging standards, typically holding a master's degree with 3-5 years of specialized experience

Obviousness Rationale

A PHOSITA would recognize that the PTD's variations represent predictable adaptations of the source patent's three-position plunger technology by applying known engineering techniques to address specific environmental challenges. The core mechanical principles of the original plunger design remain fundamentally unchanged, with modifications representing standard design iterations for specialized use cases. The PTD essentially demonstrates how a skilled practitioner would naturally extend the base technology to meet distinct operational requirements through incremental, foreseeable modifications.

Obvious Combinations & Variations

Source Patent Element
Three-position plunger with film coating or molded cap providing enhanced lubricity
PTD Variation
Specialized lubricants for microgravity and radiation-resistant materials in space exploration syringe assemblies
Obviousness Reasoning
A PHOSITA would find it obvious to modify existing lubrication strategies for extreme environments using known material science techniques, representing a predictable solution to environmental challenges
Source Patent Element
Prefilled syringe with inner wall and drug product containment
PTD Variation
High-containment environment syringe with additional integrity mechanisms
Obviousness Reasoning
Adapting containment principles to specific environmental constraints represents a standard design optimization approach using known engineering techniques
Source Patent Element
Plunger with connector body and operational positioning mechanisms
PTD Variation
Biometric authentication integrated with plunger positioning system
Obviousness Reasoning
Combining existing mechanical positioning technology with access control represents a predictable design evolution using known integration techniques
Source Patent Element
Thermoplastic syringe material with organo-siloxane coating
PTD Variation
Thermal insulation layers and moisture-resistant coatings for extreme weather conditions
Obviousness Reasoning
Extending material protection strategies through additional coating and layering techniques is a standard approach for environmental adaptation
Source Patent Element
Three-position plunger with displacement capabilities
PTD Variation
Unique identifiers and centralized tracking for disaster relief syringe assemblies
Obviousness Reasoning
Adding tracking and identification features to existing mechanical systems represents a predictable enhancement using known technological integration methods
35 U.S.C. § 103 Summary: Based on the teachings of US Patent 11857771 and the disclosed variations, a person having ordinary skill in the art would find the claimed syringe assembly modifications obvious and anticipated, as the technical extensions represent foreseeable adaptations of existing three-position plunger technologies through standard engineering design practices, thereby rendering subsequent claims obvious under 35 U.S.C. ยง 103.

Original Patent Information

Patent NumberUS 11,857,771
TitleThree-position plungers, film coated plungers and related syringe assemblies
Assignee(s)SIO2 MEDICAL PRODUCTS, LLC