Published Technical Disclosure Archive

Advanced Corner Brackets for Extreme Environment Protection

Publication ID: 24-11857074_0007_PTD
Published: November 07, 2025
Category:New Applications & Use Cases

Legal Citation

pr1or.art Inc., “Advanced Corner Brackets for Extreme Environment Protection,” Published Technical Disclosure No. 24-11857074_0007_PTD, Published November 07, 2025, available at https://archive.pr1or.art/24-11857074_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. 11,857,074.

Background and Problem Solved

The original patent disclosed corner brackets for cabinets housing equipment, focusing on protecting equipment from dust, dirt, and fluids. However, this invention recognizes the limitations of the original design and addresses the need for corner brackets that can operate effectively in harsh or extreme environments, such as wet or humid conditions, marine environments, or remote/emergency response situations.

Novelty and Inventive Step

The new claims introduce novel applications and use cases for the corner bracket technology, expanding its scope beyond cabinets for housing equipment. The inventive step lies in the recognition of the potential for this technology to be adapted to harsh or extreme environments, and the development of corner brackets that can effectively operate in these conditions.

Alternative Embodiments and Variations

Alternative embodiments of the invention could include corner brackets with adjustable sealing portions, corner brackets with integrated sensors for monitoring environmental conditions, or corner brackets with modular designs for easy assembly and disassembly.

Potential Commercial Applications and Market

The advanced corner brackets have significant commercial potential in various industries, including wearable technology, marine engineering, emergency response, cleanroom technology, and data center infrastructure. The invention's adaptability to harsh environments makes it an attractive solution for companies operating in these industries.

Field of Art

Mechanical engineering and structural design, specifically focusing on modular structural components with sealing capabilities for equipment enclosures and protective structures

Person of Ordinary Skill (PHOSITA) Profile

A mechanical engineer with expertise in structural design, materials engineering, and environmental protection techniques, capable of adapting existing structural solutions to new application contexts

Obviousness Rationale

A person having ordinary skill would recognize that the corner bracket technology disclosed in the source patent has inherent adaptability to various environmental and structural applications. The fundamental design principles of providing structural support and fluid resistance are universally applicable across different technical domains. The PTD's variations represent predictable extensions of the original corner bracket concept by applying the core technological principles to alternative use cases.

Obvious Combinations & Variations

Source Patent Element
Corner bracket with structural portion and sealing portion made of different materials
PTD Variation
Applying the corner bracket to marine vessel cabinets and marine environments
Obviousness Reasoning
A PHOSITA would recognize that the existing fluid-resistance design is directly transferable to marine applications, representing a predictable solution for environmental protection
Source Patent Element
Over-molded sealing portion that encases the structural portion
PTD Variation
Using corner brackets in modular shelters and emergency response structures
Obviousness Reasoning
The existing sealing mechanism provides a known technique for creating robust, adaptable structural connections that can be easily applied to portable or temporary structures
Source Patent Element
Structural portion with apertures for material engagement
PTD Variation
Implementing corner brackets in wearable devices and harsh environment applications
Obviousness Reasoning
The modular connection design allows for predictable adaptation to different structural requirements, with the material properties enabling use in diverse environmental conditions
Source Patent Element
Corner bracket providing resistance to dust, dirt, and fluid entry
PTD Variation
Integrating corner brackets into portable cleanroom and data center designs
Obviousness Reasoning
The fundamental sealing and structural support capabilities are directly applicable to environments requiring precise environmental control and protection
Source Patent Element
Orthogonal receiver axes for structural connection
PTD Variation
Modular assembly techniques for different frame configurations
Obviousness Reasoning
The existing geometric design principles enable flexible structural connections that can be readily adapted to various frame assembly requirements
35 U.S.C. § 103 Summary: Based on the teachings of US Patent 11857074, the variations disclosed herein represent obvious extensions of the core corner bracket technology, demonstrating that a person having ordinary skill in the art would find the claimed innovations predictable and lacking in non-obvious technical advancement. The fundamental principles of structural support, material selection, and environmental sealing are directly transferable across the described application contexts.

Original Patent Information

Patent NumberUS 11,857,074
TitleSealing corner bracket and cabinet including corner bracket
Assignee(s)CORNING RESEARCH & DEVELOPMENT CORPORATION