Enhanced Specialized Variations & Niche Solutions Technical Implementation

Publication ID: 24-11858192_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. 24-11858192_0004_PTD, Published October 29, 2025, available at https://archive.pr1or.art/24-11858192_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. 11,858,192.

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	B29	B29C48/254
B	B29	B29C48/2522
B	B33	B33Y80/00

Section 103 Obviousness Analysis (PHOSITA)

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Field of Art

Mechanical sealing systems and additive manufacturing technologies, specifically focusing on shaft sealing devices with complex geometric configurations and manufacturing techniques

Person of Ordinary Skill (PHOSITA) Profile

A mechanical engineer with expertise in sealing technologies, 3D printing methods, and industrial shaft seal design, possessing knowledge of materials science, precision manufacturing, and mechanical system integration

Obviousness Rationale

A PHOSITA would recognize that the PTD's variations represent predictable extensions of the source patent's core sealing device technology, utilizing known design optimization techniques and manufacturing approaches that would be readily apparent to someone skilled in mechanical seal design and additive manufacturing processes.

Obvious Combinations & Variations

Source Patent Element

Plate-shaped sealing body manufactured through additive manufacturing

PTD Variation

Enhanced geometric configurations and material optimization for specialized sealing applications

Obviousness Reasoning

Additive manufacturing inherently enables complex geometric variations, and a PHOSITA would understand that design modifications represent routine design optimization within predictable technological boundaries

Source Patent Element

First and second plate-shaped bodies with interconnected sealing surfaces

PTD Variation

Alternative geometric arrangements and interface configurations for improved sealing performance

Obviousness Reasoning

Modifying seal interface geometries represents a standard engineering approach to solving specific sealing challenges, utilizing known design principles and material science techniques

Source Patent Element

Stuffing box sealing mechanism

PTD Variation

Specialized sealing means incorporating advanced material compositions and geometric tolerancing

Obviousness Reasoning

Incremental improvements to established sealing technologies through material science and precision manufacturing would be considered obvious to a skilled practitioner

Source Patent Element

Shaft and housing intermediate space sealing approach

PTD Variation

Enhanced sealing strategies targeting specific industrial environmental conditions

Obviousness Reasoning

Adapting sealing technologies to specific operational requirements represents a predictable engineering solution within the known technological domain

Source Patent Element

Additive manufacturing production method

PTD Variation

Advanced manufacturing techniques enabling complex geometric configurations and material property optimization

Obviousness Reasoning

Exploring manufacturing process variations represents standard engineering practice for improving component performance and manufacturing capabilities

35 U.S.C. § 103 Summary: Based on the teachings of US Patent 11858192 and the disclosed technical variations, a person having ordinary skill in the art would find the claimed technical solutions obvious and anticipated, as the PTD demonstrates that the claimed innovations represent predictable extensions of existing sealing device technologies through routine engineering design choices and known manufacturing techniques.

Original Patent Information

Patent Number	US 11,858,192
Title	Sealing device
Assignee(s)	KRAUSSMAFFEI EXTRUSION GMBH