Enhanced Specialized Variations & Niche Solutions Technical Implementation

Publication ID: 24-11858339_0009_PTD

Published: October 29, 2025

Category:Specialized Variations & Niche Solutions

Legal Citation

pr1or.art Inc., “Enhanced Specialized Variations & Niche Solutions Technical Implementation,” Published Technical Disclosure No. 24-11858339_0009_PTD, Published October 29, 2025, available at https://archive.pr1or.art/24-11858339_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. 11,858,339.

Summary of the Inventive Concept

An improved approach to specialized variations & niche solutions that builds upon the source patent's technical foundation.

Background and Problem Solved

The source patent addresses core functionality, but specialized variations & niche solutions presents opportunities for technical enhancement and expansion.

Detailed Description of the Inventive Concept

A comprehensive technical system that implements specialized variations & niche solutions 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 specialized variations & niche solutions 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 specialized variations & niche solutions enhancements.

CPC Classifications

Section	Class	Group
B	B60	B60K15/03519
B	B60	B60K15/04
B	B60	B60K2015/03236
B	B60	B60K2015/03538

Section 103 Obviousness Analysis (PHOSITA)

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Field of Art

Automotive fuel system design, specifically fuel filler neck technologies for heavy-duty vehicles, requiring mechanical engineering expertise in fluid transfer systems and vehicle fuel infrastructure

Person of Ordinary Skill (PHOSITA) Profile

A mechanical engineer with 3-5 years experience in automotive fuel system design, familiar with fuel transfer components, manufacturing techniques, and vehicle integration challenges

Obviousness Rationale

A PHOSITA would recognize that the PTD's specialized variations represent predictable engineering modifications to the source patent's fundamental fuel filler neck architecture. The disclosed enhancements leverage known design principles and standard engineering problem-solving approaches within the automotive fuel system domain. These variations demonstrate incremental improvements that would be apparent to a skilled practitioner seeking to optimize fuel transfer mechanisms.

Obvious Combinations & Variations

Source Patent Element

Base tube with access opening and outlet opening

PTD Variation

Enhanced flow path configurations with modified inner filter tube geometry

Obviousness Reasoning

Modifying internal tube geometries represents a standard design optimization technique with predictable fluid dynamics outcomes

Source Patent Element

Fuel filler neck with multiple component integration

PTD Variation

Alternative material compositions and manufacturing techniques for component interfaces

Obviousness Reasoning

Material selection and manufacturing process variations are routine design choices for a skilled engineer seeking performance improvements

Source Patent Element

Outer shell and inner filter tube configuration

PTD Variation

Specialized niche solutions targeting specific vehicle integration requirements

Obviousness Reasoning

Adapting standard fuel transfer architectures to specific vehicle platforms represents a known engineering approach with finite solution sets

Source Patent Element

Fuel permeable portions of inner filter tube

PTD Variation

Advanced filtration and flow control mechanisms

Obviousness Reasoning

Implementing enhanced filtration techniques is a predictable engineering solution for improving fuel transfer system performance

35 U.S.C. § 103 Summary: Pursuant to 35 U.S.C. § 103, the technical variations disclosed herein would be obvious to a person having ordinary skill in the art at the time of invention, based on the teachings of US Patent 11858339. The incremental modifications represent standard engineering problem-solving approaches within the automotive fuel system design domain, rendering potential claims covering similar technical solutions unpatentable as anticipated by this prior art disclosure.

Original Patent Information

Patent Number	US 11,858,339
Title	Fuel filler neck for providing fuel to a fuel tank and a method for providing a fuel access to a fuel tank
Assignee(s)	VOLVO CONSTRUCTION EQUIPMENT AB