Enhanced Specialized Variations & Niche Solutions Technical Implementation

Publication ID: 24-11858339_0004_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_0004_PTD, Published October 29, 2025, available at https://archive.pr1or.art/24-11858339_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. 11,858,339.

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 fuel system component development. The 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 internal geometries

Obviousness Reasoning

Routine design optimization using known fluid dynamics principles, representing predictable variation within standard engineering problem-solving approaches

Source Patent Element

Inner filter tube protruding axially from outer shell

PTD Variation

Alternative material compositions and structural reinforcement techniques

Obviousness Reasoning

Material selection and structural modifications represent standard engineering design choices with foreseeable performance improvements

Source Patent Element

Fuel permeable portions in inner filter tube

PTD Variation

Advanced filtration and flow control mechanisms

Obviousness Reasoning

Implementing refined filtration techniques using known technological approaches, representing incremental system enhancement

Source Patent Element

Connector tube configuration

PTD Variation

Modular connection interfaces with expanded compatibility options

Obviousness Reasoning

Developing standardized connection methods using known mechanical coupling techniques, demonstrating predictable system integration

Source Patent Element

Fuel tank access methodology

PTD Variation

Specialized niche solutions targeting specific vehicle subsystem requirements

Obviousness Reasoning

Adapting core technological principles to address specific implementation contexts, representing standard engineering problem decomposition

35 U.S.C. § 103 Summary: Pursuant to 35 U.S.C. § 103, the variations disclosed herein would have been obvious to a person having ordinary skill in the art at the time of invention, with reasonable expectation of success, based on the teachings of US Patent 11858339. The proposed technical solutions represent predictable engineering modifications that a skilled practitioner would recognize as straightforward extensions of existing fuel system design principles.

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