Published Technical Disclosure Archive

Enhanced New Applications & Use Cases Technical Implementation

Publication ID: 24-11858158_0002_PTD
Published: October 29, 2025
Category:New Applications & Use Cases

Legal Citation

pr1or.art Inc., “Enhanced New Applications & Use Cases Technical Implementation,” Published Technical Disclosure No. 24-11858158_0002_PTD, Published October 29, 2025, available at https://archive.pr1or.art/24-11858158_0002_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 new applications & use cases that builds upon the source patent's technical foundation.

Background and Problem Solved

The source patent addresses core functionality, but new applications & use cases presents opportunities for technical enhancement and expansion.

Detailed Description of the Inventive Concept

A comprehensive technical system that implements new applications & use cases 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 new applications & use cases 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 new applications & use cases enhancements.

CPC Classifications

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

Field of Art

Precision cutting tool manufacturing, specifically razor blade engineering with advanced coating technologies, involving materials science, surface engineering, and manufacturing processes for cutting implements

Person of Ordinary Skill (PHOSITA) Profile

A materials engineer or manufacturing specialist with expertise in thin film deposition, nanostructured coatings, metallurgy, and precision machining techniques, typically holding a masters or PhD in materials science or mechanical engineering

Obviousness Rationale

A PHOSITA would recognize that the PTD's disclosed variations represent predictable extensions of the source patent's core technological framework, leveraging known techniques in surface engineering and coating technologies to enhance razor blade performance across different application contexts. The systematic approach of modifying nanocrystalline coating structures to target new use cases represents an incremental innovation consistent with standard engineering problem-solving methodologies. The technical variations demonstrate routine skill in adapting existing coating technologies to expand functional capabilities.

Obvious Combinations & Variations

Source Patent Element
Nanocrystalline coating layer with chromium and boron mixed amorphous regions
PTD Variation
Extending coating layer composition to include additional metallic/ceramic nanoparticles for enhanced wear resistance
Obviousness Reasoning
Predictable materials science technique of modifying coating composition to improve specific performance characteristics, representing a known approach to surface engineering
Source Patent Element
Single layer nanostructured coating on blade substrate
PTD Variation
Implementing gradient nanostructure density across coating thickness for improved mechanical properties
Obviousness Reasoning
Routine design optimization using known techniques of controlling nanoparticle distribution to achieve targeted material performance
Source Patent Element
3-100 nm nanocrystalline particle diameter
PTD Variation
Adjusting particle size and distribution to target specific application requirements
Obviousness Reasoning
Standard engineering approach of parametric variation to optimize material characteristics, representing a predictable solution space
Source Patent Element
Polymer overcoating on nanostructured layer
PTD Variation
Implementing multi-layer coating strategies with advanced polymer composites
Obviousness Reasoning
Known technique of enhancing base coating performance through strategic layering and composite material integration
Source Patent Element
Blade substrate with nanocrystalline coating
PTD Variation
Expanding coating application to alternative cutting tool geometries and substrates
Obviousness Reasoning
Routine technological transfer of coating technologies across similar engineering domains, representing predictable innovation
35 U.S.C. § 103 Summary: Pursuant to 35 U.S.C. ยง 103, the technical variations disclosed herein would have been obvious to a person of ordinary skill in the art at the time of invention, with reasonable expectation of success, when considered in light of US Patent 11858158. The systematic modifications represent routine engineering problem-solving within the established technological framework of nanostructured cutting tool surface engineering, thereby anticipating and rendering obvious subsequent claimed innovations in this technical domain.

Original Patent Information

Patent NumberUS 11,858,158
TitleRazor blade and manufacturing method thereof
Assignee(s)DORCO CO., LTD.