Enhanced Specialized Variations & Niche Solutions Technical Implementation

Publication ID: 24-11858158_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. 24-11858158_0009_PTD, Published October 29, 2025, available at https://archive.pr1or.art/24-11858158_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. 11,858,158.

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	B26	B26B21/60
B	B26	B26B21/4068
C	C23	C23C14/067
C	C23	C23C14/34

Section 103 Obviousness Analysis (PHOSITA)

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Field of Art

Razor blade manufacturing and surface coating technologies, involving precision engineering of cutting implements with advanced material science techniques, particularly focused on nanostructured coatings and surface modification

Person of Ordinary Skill (PHOSITA) Profile

A materials engineer or manufacturing specialist with expertise in metallurgy, surface engineering, and precision tool fabrication, possessing advanced knowledge of nanocrystalline coating techniques and razor blade substrate modifications

Obviousness Rationale

A person skilled in the art would recognize that the PTD's disclosed variations represent predictable extensions of the source patent's core technological framework, utilizing standard design optimization techniques and known material science principles to enhance razor blade performance through incremental improvements in coating structures and implementation approaches.

Obvious Combinations & Variations

Source Patent Element

Nanocrystalline coating layer with chromium and boron mixed amorphous region

PTD Variation

Extending nanostructure particle diameter ranges and gradient concentration techniques

Obviousness Reasoning

Modifying particle size and distribution represents a routine design optimization that would be obvious to a skilled practitioner seeking enhanced surface performance

Source Patent Element

Single layer coating configuration

PTD Variation

Implementing multi-layer or gradient coating approaches with varied nanostructure concentrations

Obviousness Reasoning

Exploring alternative coating architectures is a predictable variation using known surface engineering techniques

Source Patent Element

Polymer coating applied over nanocrystalline layer

PTD Variation

Introducing specialized polymer compositions with enhanced tribological or protective properties

Obviousness Reasoning

Selecting alternative polymer formulations represents a standard materials science approach to improving coating performance

Source Patent Element

Blade substrate with nanocrystalline coating

PTD Variation

Implementing specialized variations targeting specific manufacturing or performance requirements

Obviousness Reasoning

Adapting coating technologies to niche application requirements constitutes a predictable engineering solution

Source Patent Element

Razor blade edge manufacturing method

PTD Variation

Introducing alternative processing techniques for nanostructure formation and layer deposition

Obviousness Reasoning

Exploring manufacturing process variations represents a standard approach to incremental technological improvement

35 U.S.C. § 103 Summary: Based on the teachings of US Patent 11858158, 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 combinations of known surface engineering techniques and materials science principles that do not rise to the level of non-obvious innovation.

Original Patent Information

Patent Number	US 11,858,158
Title	Razor blade and manufacturing method thereof
Assignee(s)	DORCO CO., LTD.