Enhanced Direct Improvements & Enhancements Technical Implementation

Publication ID: 24-11858153_0001_PTD

Published: October 29, 2025

Category:Direct Improvements & Enhancements

Legal Citation

pr1or.art Inc., “Enhanced Direct Improvements & Enhancements Technical Implementation,” Published Technical Disclosure No. 24-11858153_0001_PTD, Published October 29, 2025, available at https://archive.pr1or.art/24-11858153_0001_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. 11,858,153.

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	B26B19/20
B	B26	B26B19/3813
B	B26	B26B19/06

Section 103 Obviousness Analysis (PHOSITA)

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Field of Art

Hair cutting appliance design and precision grooming tools, specifically focusing on spacing combs and trimming attachments with specialized tooth configurations for controlled hair cutting

Person of Ordinary Skill (PHOSITA) Profile

A mechanical engineer or industrial designer with expertise in personal grooming equipment, familiar with precision cutting tool design, manufacturing tolerances, and ergonomic considerations for hair trimming devices

Obviousness Rationale

A person skilled in the art would recognize that the published technical disclosure represents predictable variations and design extensions of the source patent's core spacing comb technology. The PTD's approach of implementing direct improvements leverages known design modification techniques within hair cutting appliance engineering. The variations demonstrate standard incremental innovation approaches common in precision grooming tool development.

Obvious Combinations & Variations

Source Patent Element

Support frame with side bars and multiple series of comb teeth

PTD Variation

Enhanced component configuration with modified tooth geometry and spacing strategies

Obviousness Reasoning

Routine design optimization using known geometric manipulation techniques, representing a predictable variation within standard engineering design practices

Source Patent Element

Frontal and rear comb tooth portions with connector bars

PTD Variation

Alternative tooth arrangement strategies maintaining core functional principles

Obviousness Reasoning

Finite design solutions that a skilled practitioner would recognize as interchangeable and obvious modifications

Source Patent Element

Skin contact surface with defined offset between skin and blade set

PTD Variation

Refined surface geometries and contact point configurations

Obviousness Reasoning

Incremental improvements representing standard engineering problem-solving approaches within precision cutting tool design

Source Patent Element

Linear and curved tooth arrangement configurations

PTD Variation

Extended geometric variation strategies for tooth positioning

Obviousness Reasoning

Predictable design alternatives using known geometric transformation techniques familiar to skilled practitioners

Source Patent Element

Connector bar and plate configurations

PTD Variation

Enhanced structural integration approaches maintaining fundamental mechanical principles

Obviousness Reasoning

Obvious mechanical design extensions representing standard engineering adaptation strategies

35 U.S.C. § 103 Summary: Based on the comprehensive technical teachings of US Patent 11858153, a person having ordinary skill in the art would find the variations disclosed herein to constitute obvious extensions of the prior art, rendering potential derivative claims unpatentable under 35 U.S.C. Section 103. The published technical disclosure demonstrates predictable variations that would be apparent to a skilled practitioner without requiring undue experimentation or non-obvious innovation.

Original Patent Information

Patent Number	US 11,858,153
Title	Spacing comb and hair cutting appliance
Assignee(s)	Koninklijke Philips N.V.