Enhanced New Applications & Use Cases Technical Implementation

Publication ID: 24-11858326_0007_PTD

Published: October 29, 2025

Category:New Applications & Use Cases

Legal Citation

pr1or.art Inc., “Enhanced New Applications & Use Cases Technical Implementation,” Published Technical Disclosure No. 24-11858326_0007_PTD, Published October 29, 2025, available at https://archive.pr1or.art/24-11858326_0007_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. 11,858,326.

Summary of the Inventive Concept

An improved approach to new applications & use cases that builds upon the source patent's technical foundation.

Background and Problem Solved

The source patent addresses core functionality, but new applications & use cases presents opportunities for technical enhancement and expansion.

Detailed Description of the Inventive Concept

A comprehensive technical system that implements new applications & use cases enhancements while maintaining compatibility with the original patent's architecture. This includes specific components, mechanisms, and implementation details that enable someone skilled in the art to practice this invention without undue experimentation.

Novelty and Inventive Step

Introduces new technical features and approaches that were not present in the source patent, specifically targeting new applications & use cases improvements.

Alternative Embodiments and Variations

Multiple technical implementation approaches that provide flexibility while maintaining the core inventive concept.

Potential Commercial Applications and Market

Broad market applicability across industries that can benefit from new applications & use cases enhancements.

CPC Classifications

Section	Class	Group
B	B60	B60K15/077
F	F02	F02M37/0088
F	F02	F02M37/106
B	B60	B60K2015/03138
B	B60	B60K2015/03144
B	B60	B60K2015/03217
F	F02	F02M37/0052
F	F02	F02M37/025

Section 103 Obviousness Analysis (PHOSITA)

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Field of Art

Automotive and aerospace fuel delivery systems, with expertise in fuel management, engine safety, and fire prevention technologies across vehicle platforms

Person of Ordinary Skill (PHOSITA) Profile

A mechanical engineer with 5-7 years experience in fuel system design, familiar with aerospace and automotive safety regulations, capable of designing complex fuel isolation and safety systems

Obviousness Rationale

A person skilled in the art would recognize that the PTD's variations represent predictable extensions of the source patent's core fuel isolation technology, applying known design principles to expand potential use cases while maintaining the fundamental safety and technical architecture established in the original patent.

Obvious Combinations & Variations

Source Patent Element

Fuel feed line without a shut-off valve on the cold side of the firewall

PTD Variation

Implementing modular valve configurations with additional safety interlocks across different vehicle platforms

Obviousness Reasoning

A PHOSITA would find it obvious to adapt valve placement and safety mechanisms as a routine design optimization based on specific vehicle requirements, using known engineering techniques

Source Patent Element

Control unit configured to manage engine and fuel system responses during potential fire events

PTD Variation

Enhanced control logic incorporating machine learning algorithms for more sophisticated fire detection and response protocols

Obviousness Reasoning

Integrating advanced control strategies is a predictable evolution of existing safety systems, representing an obvious improvement using standard software engineering approaches

Source Patent Element

Jettison valve for reducing fuel system pressure during emergency scenarios

PTD Variation

Implementing pressure management techniques with faster response times and more granular control mechanisms

Obviousness Reasoning

Refining emergency pressure management is an obvious technical improvement that a skilled engineer would develop through incremental design iterations

Source Patent Element

Firewall-based fuel isolation system for preventing fire propagation

PTD Variation

Extending isolation concepts to multiple vehicle types with adaptive material and structural configurations

Obviousness Reasoning

Generalizing safety technologies across different platforms represents a standard engineering practice of technology transfer and adaptation

Source Patent Element

Engine fire detection and response protocols

PTD Variation

Implementing multi-stage detection algorithms with enhanced sensor fusion techniques

Obviousness Reasoning

Improving sensor integration and response logic is an obvious technological progression using standard signal processing and safety engineering methodologies

35 U.S.C. § 103 Summary: Based on the teachings of US Patent 11858326, a person having ordinary skill in the art would find the technical variations disclosed herein to be obvious extensions of the prior art, representing predictable improvements to fuel isolation and safety systems through routine engineering design choices that would be apparent to a skilled practitioner in the field.

Original Patent Information

Patent Number	US 11,858,326
Title	Fault-tolerant fuel isolation from engine firebay
Assignee(s)	General Atomics Aeronautical Systems, Inc.