Enhanced Direct Improvements & Enhancements Technical Implementation

Publication ID: 24-11858158_0006_PTD

Published: October 29, 2025

Category:Direct Improvements & Enhancements

Legal Citation

pr1or.art Inc., “Enhanced Direct Improvements & Enhancements Technical Implementation,” Published Technical Disclosure No. 24-11858158_0006_PTD, Published October 29, 2025, available at https://archive.pr1or.art/24-11858158_0006_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 direct improvements & enhancements that builds upon the source patent's technical foundation.

Background and Problem Solved

The source patent addresses core functionality, but direct improvements & enhancements presents opportunities for technical enhancement and expansion.

Detailed Description of the Inventive Concept

A comprehensive technical system that implements direct improvements & enhancements 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 direct improvements & enhancements 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 direct improvements & enhancements 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

Precision cutting tool manufacturing, specifically razor blade engineering with advanced coating technologies involving nanocrystalline structures and surface modification techniques in materials science and manufacturing engineering

Person of Ordinary Skill (PHOSITA) Profile

A materials engineer or manufacturing specialist with expertise in thin film deposition, surface engineering, metallurgy, and precision cutting tool design, holding at least a bachelor's degree with 3-5 years of industrial experience in advanced coating technologies

Obviousness Rationale

A PHOSITA would recognize that the PTD represents predictable variations on the source patent's core technological framework, employing standard engineering design approaches to extend and modify the original razor blade coating methodology. The disclosed improvements represent incremental technical adaptations that would be apparent to a skilled practitioner familiar with nanostructured coating technologies and precision manufacturing techniques. These variations demonstrate routine problem-solving within the established technological domain of razor blade surface engineering.

Obvious Combinations & Variations

Source Patent Element

Coating layer with nanocrystalline structures comprising chromium and boron in an amorphous region

PTD Variation

Enhanced nanocrystalline coating with modified compositional ratios and gradient structural configurations

Obviousness Reasoning

Routine materials engineering optimization using known compositional tuning techniques, representing a predictable variation in nanostructured coating design

Source Patent Element

Single layer coating configuration with nanocrystalline structures

PTD Variation

Multi-layer coating approach with strategically distributed nanostructural elements

Obviousness Reasoning

Standard engineering design choice demonstrating known methods of extending surface modification techniques through layered architectural approaches

Source Patent Element

Nanocrystalline particles with 3-100 nm diameter range

PTD Variation

Refined nanoparticle size distribution with precision-controlled dimensional tolerances

Obviousness Reasoning

Predictable materials science optimization utilizing established nanoscale manufacturing capabilities and known particle size manipulation techniques

35 U.S.C. § 103 Summary: Pursuant to 35 U.S.C. § 103, the technical variations disclosed herein would have been obvious to a person having ordinary skill in the art at the time of invention, as they represent straightforward extensions of the technological teachings in US Patent 11858158, employing standard engineering methodologies to modify and enhance the original razor blade coating technology through predictable and routine design adaptations.

Original Patent Information

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