Enhanced New Applications & Use Cases Technical Implementation

Publication ID: 24-11858153_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. 24-11858153_0002_PTD, Published October 29, 2025, available at https://archive.pr1or.art/24-11858153_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. 11,858,153.

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 technologies, specifically spacing combs and trimming systems with precision cutting interfaces, involving mechanical design, ergonomics, and precision engineering for personal grooming devices

Person of Ordinary Skill (PHOSITA) Profile

A mechanical engineer or product designer with expertise in personal grooming tools, familiar with hair cutting appliance design, understanding of ergonomic interfaces, and knowledge of precision cutting mechanisms

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 technical approach, leveraging known design principles and systematic modifications to enhance hair cutting appliance functionality. The variations demonstrate incremental improvements that would be apparent to someone with ordinary skill in hair cutting tool design. The technical solutions proposed build directly upon the foundational spatial and mechanical concepts established in the original patent.

Obvious Combinations & Variations

Source Patent Element

Support frame with side bars and multiple series of comb teeth

PTD Variation

Enhanced component configuration for new applications and use cases

Obviousness Reasoning

Predictable design modification using known mechanical reconfiguration techniques to expand functional versatility

Source Patent Element

Frontal and rear connector bars defining comb tooth arrangement

PTD Variation

Alternative connector bar geometries to enable different trimming approaches

Obviousness Reasoning

Routine engineering adaptation involving geometric variations that would be obvious to a skilled designer

Source Patent Element

Skin contact surface with defined offset between skin and blade set

PTD Variation

Modified contact surface geometries to accommodate different hair cutting scenarios

Obviousness Reasoning

Standard design optimization using known ergonomic principles and material configuration techniques

Source Patent Element

Linear and curved tooth arrangement configurations

PTD Variation

Extended tooth profile designs for specialized cutting applications

Obviousness Reasoning

Obvious variation using known geometric transformation techniques within established design parameters

Source Patent Element

Spacing comb with defined frontal and rear portions

PTD Variation

Refined component interfaces to improve cutting precision and user experience

Obviousness Reasoning

Incremental improvement using well-understood mechanical design principles

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, with reasonable expectation of success, when considering the teachings of US Patent 11858153 in combination with known design principles in hair cutting appliance technologies. The proposed modifications represent predictable extensions of existing technical approaches, lacking any inventive step beyond the ordinary capabilities of a skilled practitioner in the field.

Original Patent Information

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