Enhanced New Applications & Use Cases Technical Implementation

Publication ID: 24-11858199_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. 24-11858199_0007_PTD, Published October 29, 2025, available at https://archive.pr1or.art/24-11858199_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. 11,858,199.

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.

Section 103 Obviousness Analysis (PHOSITA)

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Field of Art

Additive manufacturing, specifically digital light processing (DLP) 3D printing technologies with photocurable resins, requiring expertise in optical systems, photopolymerization, and precision manufacturing techniques

Person of Ordinary Skill (PHOSITA) Profile

A skilled practitioner with advanced engineering degree, experience in photopolymer processing, knowledge of optical projection systems, and familiarity with digital manufacturing techniques and light-based curing technologies

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 technological framework by applying known design modifications and exploring alternative implementation strategies within the established DLP printing domain. The variations demonstrate incremental improvements that would be apparent to a skilled practitioner seeking to optimize photocuring processes and expand application contexts. These modifications represent standard engineering problem-solving approaches within the additive manufacturing technological space.

Obvious Combinations & Variations

Source Patent Element

Digital light processing (DLP) light source configured to project light towards a tank opening

PTD Variation

Enhanced light projection mechanisms with improved pixel synchronization and dynamic masking techniques

Obviousness Reasoning

Predictable variation using known optical control techniques, representing a standard design optimization approach for improving light projection precision

Source Patent Element

Liquid crystal display (LCD) mask disposed between light source and resin tank

PTD Variation

Alternative mask configurations with enhanced pixel resolution and dynamic light modulation capabilities

Obviousness Reasoning

Routine engineering modification exploring known design alternatives within established technological framework, representing expected technological progression

Source Patent Element

Photo-curable liquid resin contained in tank with controlled light exposure

PTD Variation

Expanded resin formulation strategies and application-specific curing protocols

Obviousness Reasoning

Obvious extension utilizing known material science principles and standard experimental approaches for optimizing photopolymer performance

Source Patent Element

Controller synchronizing DLP light source and mask operations

PTD Variation

Advanced control algorithms implementing more sophisticated light exposure and thermal management strategies

Obviousness Reasoning

Predictable implementation of known control techniques, representing standard engineering problem-solving within digital manufacturing domain

Source Patent Element

Vat polymerization printing system with digital light processing

PTD Variation

New application contexts and use case expansions leveraging core technological principles

Obviousness Reasoning

Obvious exploration of technological potential using established design principles and known adaptation strategies

35 U.S.C. § 103 Summary: Based on a comprehensive analysis of US Patent 11858199 and the corresponding Published Technical Disclosure, a person having ordinary skill in the art would find the disclosed technical variations obvious and non-inventive, representing predictable extensions of existing technological capabilities in digital light processing additive manufacturing systems. The variations demonstrate standard engineering modifications that would be apparent to a skilled practitioner without requiring extraordinary insight or non-obvious problem-solving approaches.

Original Patent Information

Patent Number	US 11,858,199
Title	Methods and systems for photocuring liquid with reduced heat generation using a digital light processing (DLP) light source
Assignee(s)	Nexa3D Inc.