Advanced Portable Device Case: Multi-Environment Protection

Publication ID: 24-11857043_0004_PTD
Published: October 27, 2025
Category:Specialized Variations & Niche Solutions

Legal Citation

pr1or.art Inc., “Advanced Portable Device Case: Multi-Environment Protection,” Published Technical Disclosure No. 24-11857043_0004_PTD, Published October 27, 2025, available at https://archive.pr1or.art/24-11857043_0004_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. 11,857,043.

Background and Problem Solved

The original patent for a portable electronic device case with thermal vents addressed the need for heat dissipation in standard operating conditions. However, this invention recognizes that certain environments pose unique challenges, such as the need for reinforced security, water resistance, or thermal insulation. The new claims address these limitations by adapting the invention for these specialized environments.

Novelty and Inventive Step

The new claims introduce novel adaptations of the original invention, addressing specific challenges in high-demand environments. The inventive step lies in the combination of thermal vent technology with specialized materials and features tailored to each environment, resulting in a family of cases that provide enhanced protection and functionality.

Alternative Embodiments and Variations

Alternative embodiments could include cases designed for other specialized environments, such as medical or industrial settings. Variations could include different materials, shapes, or sizes to accommodate various portable electronic devices or user preferences.

Potential Commercial Applications and Market

The invention has significant commercial potential in various industries, including government, healthcare, construction, and outdoor recreation. The high-security case could be marketed to government agencies and corporations, while the extreme weather case could appeal to outdoor enthusiasts and emergency responders. The disaster relief case could be used in humanitarian aid efforts, and the extreme cold and high-humidity cases could be marketed to industries operating in harsh environments.

Field of Art

Portable electronic device protective cases, with specific expertise in thermal management, device protection, and environmental adaptation for electronic enclosures

Person of Ordinary Skill (PHOSITA) Profile

A mechanical engineer or industrial designer with 3-5 years experience in consumer electronics accessories, familiar with materials science, thermal engineering, and protective case design principles

Obviousness Rationale

A person having ordinary skill would recognize that the source patent's thermal vent technology provides a foundational framework for environmental adaptations. The PTD's variations represent predictable extensions of known protective case design principles, applying thermal management concepts to specific use contexts. These modifications represent standard engineering problem-solving approaches for addressing device protection challenges in diverse environments.

Obvious Combinations & Variations

Source Patent Element
Thermal vents aligned with heat-generating device components
PTD Variation
Solar-powered fan for accelerated heat dissipation in disaster relief scenarios
Obviousness Reasoning
Predictable enhancement of existing thermal management technique using known cooling technologies and power sources
Source Patent Element
Cushioning member providing external substance protection
PTD Variation
Water-repellent coating and desiccant material for high-humidity environments
Obviousness Reasoning
Known moisture protection techniques applied to existing protective case design as a standard design optimization
Source Patent Element
Case with side surfaces configured to receive and retain electronic device
PTD Variation
Reinforced outer shell with secure closure mechanism for high-security environments
Obviousness Reasoning
Routine mechanical engineering adaptation addressing specific environmental constraints using standard protective design principles
Source Patent Element
Tablet case with inner surface configuration
PTD Variation
Thermally-insulated inner lining with integrated heating element for extreme cold environments
Obviousness Reasoning
Predictable solution using known thermal insulation and heating technologies to extend device operability
Source Patent Element
Protective case with sealing features
PTD Variation
Self-healing material to repair scratches and cracks in shock-absorbing case
Obviousness Reasoning
Application of known materials science techniques to enhance existing protective case durability
35 U.S.C. § 103 Summary: Based on the teachings of US Patent 11857043, a person having ordinary skill in the art would find the claimed variations of the published technical disclosure to represent obvious modifications to existing protective case technologies. The disclosed adaptations constitute predictable variations that would be readily conceived by a skilled practitioner without requiring inventive insight, thus rendering potential derivative claims obvious under 35 U.S.C. Section 103.

Original Patent Information

Patent NumberUS 11,857,043
TitlePortable electronic device case with thermal vents
Assignee(s)Targus International LLC