Enhanced New Applications & Use Cases Technical Implementation

Publication ID: 24-11858275_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. 24-11858275_0007_PTD, Published October 29, 2025, available at https://archive.pr1or.art/24-11858275_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. 11,858,275.

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	B41	B41J2/17563
B	B41	B41J2/17596

Section 103 Obviousness Analysis (PHOSITA)

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Field of Art

Inkjet printing technology, specifically ink delivery and filtration systems, with expertise in fluid management, printing apparatus design, and ink flow control mechanisms

Person of Ordinary Skill (PHOSITA) Profile

A mechanical engineer or technical specialist with advanced knowledge of printer design, fluid dynamics, ink delivery systems, and experience in developing ink management solutions for printing apparatuses

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 ink management and filtration techniques. The proposed enhancements leverage known design principles and standard engineering approaches to improve ink flow and system performance. These modifications would be considered routine optimization within the established technical framework of the original patent.

Obvious Combinations & Variations

Source Patent Element

Ink supply pipe with liquid level sensors adjacent to inkjet head and pump

PTD Variation

Enhanced sensor configuration with additional monitoring points and adaptive flow control algorithms

Obviousness Reasoning

Adding more sophisticated sensor placement and control logic represents a predictable design improvement using known sensor integration techniques

Source Patent Element

Functional recovery operation with forward and backward ink drive mechanisms

PTD Variation

Extended drive mechanism with more granular control parameters based on ink properties and system state

Obviousness Reasoning

Refining drive mechanism parameters is a standard engineering approach to optimizing fluid management systems with well-understood fluid dynamics principles

Source Patent Element

Filter maintenance strategy involving ink backflow and ingredient re-dispersion

PTD Variation

Advanced filter maintenance approach incorporating machine learning algorithms to dynamically adjust backflow parameters

Obviousness Reasoning

Applying computational intelligence to existing mechanical systems represents a logical progression of known control system design methodologies

Source Patent Element

Ink storage and delivery system with pump and tank configuration

PTD Variation

Modular ink delivery architecture supporting multiple ink types and viscosities with adaptive component interfaces

Obviousness Reasoning

Creating flexible system architectures that accommodate varied ink characteristics is a standard design approach in precision fluid management technologies

Source Patent Element

Inkjet printing apparatus with nozzle-based ink dispensing mechanism

PTD Variation

Enhanced nozzle design with improved clog prevention and self-cleaning capabilities integrated into the original system architecture

Obviousness Reasoning

Implementing incremental improvements to nozzle performance using known techniques represents routine engineering problem-solving

35 U.S.C. § 103 Summary: Based on the comprehensive technical disclosure derived from US Patent 11858275, a person having ordinary skill in the art would find the proposed variations obvious and predictable extensions of the existing ink management and printing apparatus technologies. The disclosed improvements represent standard engineering approaches to optimizing fluid delivery systems, and therefore would render obvious any subsequent patent claims attempting to monopolize these incremental technical advancements.

Original Patent Information

Patent Number	US 11,858,275
Title	Inkjet printing apparatus, and a method of maintaining a filter thereof
Assignee(s)	SCREEN HOLDINGS CO., LTD.