Enhanced New Applications & Use Cases Technical Implementation

Publication ID: 24-11858153_0007_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. 24-11858153_0007_PTD, Published October 29, 2025, available at https://archive.pr1or.art/24-11858153_0007_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 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

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 technology, specifically spacing combs and trimming systems with precision cutting interfaces, involving mechanical design and ergonomic hair grooming tool engineering

Person of Ordinary Skill (PHOSITA) Profile

A mechanical engineer or product designer with expertise in hair cutting tools, familiar with precision cutting mechanisms, material selection for grooming implements, and ergonomic design principles for personal grooming appliances

Obviousness Rationale

A person skilled in the art would recognize that the PTD's disclosed variations represent predictable technical extensions of the source patent's fundamental spacing comb architecture. The proposed enhancements leverage known design techniques to modify the original comb's geometric configuration and functional approach. These modifications would be considered routine design iterations within the established technological framework of hair cutting appliance design.

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 patterns

Obviousness Reasoning

Routine design optimization using known geometric manipulation techniques, representing a predictable variation within established mechanical design principles

Source Patent Element

Frontal and rear connector bars defining comb tooth arrangement

PTD Variation

Alternative connector bar configurations with adjusted curvature and alignment strategies

Obviousness Reasoning

Finite design solutions that a skilled practitioner would recognize as straightforward geometric transformations with expected functional outcomes

Source Patent Element

Skin contact surface defining offset between skin and cutting blade

PTD Variation

Modified contact surface with enhanced ergonomic profiling and precision cutting interface

Obviousness Reasoning

Known technique for improving user interaction and cutting performance through incremental geometric refinements

Source Patent Element

Linear and curved tooth arrangement configurations

PTD Variation

Advanced tooth profile designs incorporating multi-dimensional geometric variations

Obviousness Reasoning

Predictable engineering approach utilizing established design flexibility within mechanical component systems

Source Patent Element

Spacing comb with defined frontal and rear portions

PTD Variation

Extended application scenarios exploring alternative functional implementations

Obviousness Reasoning

Logical technological progression representing standard innovation methodology in precision cutting tool development

35 U.S.C. § 103 Summary: Based on the comprehensive teachings of US Patent 11858153, a person having ordinary skill in the art would find the technical variations disclosed herein to be obvious extensions of the prior art, rendering potential derivative claims obvious and unpatentable through predictable technological modifications and standard engineering design practices.

Original Patent Information

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