Published Technical Disclosure Archive

Enhanced New Applications & Use Cases Technical Implementation

Publication ID: 24-11858179_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. 24-11858179_0007_PTD, Published October 29, 2025, available at https://archive.pr1or.art/24-11858179_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. 11,858,179.

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

SectionClassGroup
B B29 B29C33/52
B B29 B29C43/361
B B29 B29C43/3642
B B29 B29C70/44
B B29 B29C33/42
B B29 B29C33/54
B B29 B29C2043/3261
B B29 B29C2043/3668
B B29 B29L2031/3085
B B33 B33Y80/00

Field of Art

Manufacturing and Molding Technologies, specifically advanced mandrel fabrication techniques for complex casting processes involving thermal expansion and material composition design

Person of Ordinary Skill (PHOSITA) Profile

A skilled manufacturing engineer with expertise in materials science, casting techniques, and advanced fabrication methods, possessing knowledge of thermal expansion materials, molding technologies, and component manufacturing processes

Obviousness Rationale

A person having ordinary skill in the art would recognize that the PTD's disclosed variations represent predictable extensions of the source patent's fundamental approach to thermal mandrel manufacturing. The core technical principles of thermal expansion, material composition, and manufacturing flexibility established in the original patent provide a clear framework for implementing additional use cases and technical improvements. A PHOSITA would understand that the disclosed variations represent routine design modifications within the established technological domain.

Obvious Combinations & Variations

Source Patent Element
Thermally expanding mandrel using expanding material composition with rubber particles and plaster
PTD Variation
Enhanced material composition incorporating additional thermal expansion particles and modified binder materials
Obviousness Reasoning
Routine material science optimization involving predictable substitution of thermal expansion components with known equivalent materials
Source Patent Element
Manufacturing methods including molding, 3D printing, and machining of mandrels
PTD Variation
Extended manufacturing techniques incorporating advanced fabrication processes and hybrid manufacturing approaches
Obviousness Reasoning
Obvious application of known manufacturing techniques within a predictable technological framework
Source Patent Element
Surface features designed to facilitate component removal
PTD Variation
Advanced surface geometries and topological optimization for improved mandrel performance
Obviousness Reasoning
Predictable design iteration using standard engineering optimization techniques known in the art
Source Patent Element
Thermal expansion mechanism for mandrel removal
PTD Variation
Refined thermal expansion control systems with enhanced precision and programmable characteristics
Obviousness Reasoning
Incremental technological improvement using standard control system design principles
Source Patent Element
Recycling of expanding material composition
PTD Variation
Advanced material recovery and reprocessing techniques with improved sustainability metrics
Obviousness Reasoning
Obvious extension of existing recycling concepts using standard materials engineering approaches
35 U.S.C. § 103 Summary: Pursuant to 35 U.S.C. ยง 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, based on the teachings of US Patent 11858179. The disclosed improvements represent predictable variations within the established technological framework of thermal mandrel manufacturing, employing routine design modifications and standard engineering optimization techniques.

Original Patent Information

Patent NumberUS 11,858,179
TitleThermally expanding mandrel for cast components
Assignee(s)Amazon Technologies, Inc.