Enhanced Direct Improvements & Enhancements Technical Implementation

Publication ID: 24-11858202_0006_PTD

Published: October 29, 2025

Category:Direct Improvements & Enhancements

Legal Citation

pr1or.art Inc., “Enhanced Direct Improvements & Enhancements Technical Implementation,” Published Technical Disclosure No. 24-11858202_0006_PTD, Published October 29, 2025, available at https://archive.pr1or.art/24-11858202_0006_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. 11,858,202.

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.

Section 103 Obviousness Analysis (PHOSITA)

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Field of Art

Additive Manufacturing, Laser Powder Bed Fusion (LPBF) Systems, Advanced Manufacturing Technologies with a focus on thermal control and microstructure manipulation

Person of Ordinary Skill (PHOSITA) Profile

A skilled engineer with expertise in additive manufacturing, proficient in laser processing techniques, thermal management, materials science, and computer-controlled manufacturing systems with advanced knowledge of powder bed fusion technologies

Obviousness Rationale

A person of ordinary skill would recognize that the PTD represents predictable variations and extensions of the source patent's core technological approach to in-situ thermal control during additive manufacturing. The disclosed improvements leverage known techniques for enhancing laser powder bed fusion processes by introducing incremental modifications to heating subsystems, control mechanisms, and process parameters. These variations would be considered routine design optimizations within the technological domain of precision manufacturing and laser-based material processing.

Obvious Combinations & Variations

Source Patent Element

Computer-controlled supplemental heating subsystem using diode lasers for in-situ thermal management

PTD Variation

Enhanced computer control algorithms for more precise thermal gradient management and real-time microstructure optimization

Obviousness Reasoning

Predictable application of known control techniques to improve thermal processing, representing a standard engineering design approach

Source Patent Element

Wide area beam generation for supplemental heating during powder bed fusion

PTD Variation

Multiple laser configurations and dynamic beam shaping to achieve more granular thermal control

Obviousness Reasoning

Finite set of known laser configuration techniques that would be obvious to implement for improved thermal management

Source Patent Element

In-situ surface heating method for controlling microstructure and residual stresses

PTD Variation

Advanced thermal mapping and real-time stress monitoring integrated into the manufacturing process

Obviousness Reasoning

Logical extension of existing thermal control methodologies using standard sensor and data processing technologies

Source Patent Element

Laser powder bed fusion system with computer-controlled heating parameters

PTD Variation

Machine learning algorithms to dynamically adjust heating parameters based on material properties

Obviousness Reasoning

Known technique of applying adaptive control systems to manufacturing processes with predictable technological improvements

Source Patent Element

Supplemental heating subsystem integrated with primary fusing beam

PTD Variation

Enhanced synchronization and temporal control of multiple laser heating sources

Obviousness Reasoning

Routine engineering optimization representing a standard approach to improving precision manufacturing processes

35 U.S.C. § 103 Summary: Pursuant to 35 U.S.C. § 103, the technical variations disclosed herein would be considered obvious to a person having ordinary skill in the art of additive manufacturing, with reference to US Patent 11858202. The incremental improvements represent predictable technological extensions that would be readily conceived by a skilled practitioner without requiring inventive insight, thus rendering potential patent claims obvious and anticipatable by the disclosed prior art.

Original Patent Information

Patent Number	US 11,858,202
Title	System and method for performing laser powder bed fusion using controlled, supplemental in situ surface heating to control microstructure and residual stresses in formed part
Assignee(s)	Lawrence Livermore National Security, LLC