Published Technical Disclosure Archive

Enhanced Direct Improvements & Enhancements Technical Implementation

Publication ID: 24-11858213_0001_PTD
Published: October 29, 2025
Category:Direct Improvements & Enhancements

Legal Citation

pr1or.art Inc., “Enhanced Direct Improvements & Enhancements Technical Implementation,” Published Technical Disclosure No. 24-11858213_0001_PTD, Published October 29, 2025, available at https://archive.pr1or.art/24-11858213_0001_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. 11,858,213.

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.

Field of Art

Additive Manufacturing and Stereolithography, involving advanced 3D printing techniques with expertise in materials processing, optical curing systems, and precision manufacturing processes

Person of Ordinary Skill (PHOSITA) Profile

A skilled practitioner with advanced engineering degree in materials science or mechanical engineering, familiar with stereolithography techniques, CAD systems, and additive manufacturing equipment design

Obviousness Rationale

A person skilled in the art would recognize that the PTD's disclosed improvements represent predictable variations of the source patent's core stereolithography methodology. The technical extensions demonstrate incremental enhancements that would be apparent to someone with ordinary skill in advanced manufacturing techniques. The variations maintain fundamental architectural principles while introducing modest technical refinements that do not require inventive complexity.

Obvious Combinations & Variations

Source Patent Element
Vibration-assisted separation of build surface using audio speaker
PTD Variation
Enhanced vibration frequency modulation and precision control mechanisms
Obviousness Reasoning
Known technique of refining mechanical separation methods through frequency and amplitude adjustments, representing predictable engineering optimization
Source Patent Element
Layer-by-layer additive manufacturing process
PTD Variation
Improved resin gap population and thickness control strategies
Obviousness Reasoning
Routine design choice to enhance material deposition precision through incremental process parameter modifications
Source Patent Element
Constrained surface stereolithography configuration
PTD Variation
Alternative geometric configurations for build and constrained surfaces
Obviousness Reasoning
Finite set of geometric variations that would be obvious to implement based on manufacturing requirements and performance optimization
Source Patent Element
Computer-aided design system integration
PTD Variation
Enhanced computational modeling and real-time process parameter adjustment
Obviousness Reasoning
Predictable software enhancement representing standard technological progression in manufacturing control systems
Source Patent Element
Top-down and bottom-up stereolithography processes
PTD Variation
Hybrid process configurations with dynamic surface interaction modes
Obviousness Reasoning
Logical combination of known process variants representing standard engineering problem-solving approach
35 U.S.C. § 103 Summary: Based on comprehensive analysis of US Patent 11858213, the present technical disclosure demonstrates that the claimed variations represent obvious extensions of existing stereolithography methodologies. A person having ordinary skill in the art would find the disclosed improvements to be straightforward engineering modifications that do not rise to the level of non-obvious innovation, thereby establishing robust prior art against potential overly broad patent claims in additive manufacturing technologies.

Original Patent Information

Patent NumberUS 11,858,213
TitleMethods and apparatus for vibration-assisted stereolithography
Assignee(s)University of Southern California