Published Technical Disclosure Archive

Advanced Aerosol Generation: Precision Thermal Control Tech

Publication ID: 24-11856978_0001_PTD
Published: October 26, 2025
Category:Direct Improvements & Enhancements

Legal Citation

pr1or.art Inc., “Advanced Aerosol Generation: Precision Thermal Control Tech,” Published Technical Disclosure No. 24-11856978_0001_PTD, Published October 26, 2025, available at https://archive.pr1or.art/24-11856978_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. 11,856,978.

Background and Problem Solved

The original patent disclosed an aerosol-generating article comprising agar, glycerin, and water, which maintained its shape at room temperature and generated aerosol when heated. However, this design had limitations in terms of controlling the amount of aerosol released and ensuring consistent performance. The present invention addresses these limitations by incorporating temperature sensors, heating and cooling elements, and thermoresponsive materials to achieve a more controlled and efficient aerosol generation process.

Novelty and Inventive Step

The present invention's novelty lies in the incorporation of temperature control and thermoresponsive materials, which enable a more controlled and efficient aerosol generation process. The inventive step is the combination of these elements to achieve a safer and more efficient aerosol-generating article.

Alternative Embodiments and Variations

Alternative embodiments of the invention could include using different thermoresponsive materials, varying the shape and size of the aerosol-generating article, or integrating the system into different types of devices. Variations could also include using different heating and cooling elements, or incorporating additional sensors to monitor other parameters.

Potential Commercial Applications and Market

The enhanced aerosol-generating article has significant commercial potential in the e-cigarette and vaping industries, where there is a growing demand for safer and more efficient products. The invention could also be applied in other fields, such as medical devices or cosmetic products, where controlled aerosol generation is required.

CPC Classifications

SectionClassGroup
A A24 A24B15/167
A A24 A24D1/20
A A24 A24F40/10
A A24 A24F40/20
A A24 A24F40/42

Field of Art

Aerosol generation technologies, specifically electronic cigarette and heated tobacco product design, involving materials science, thermal engineering, and controlled substance delivery systems

Person of Ordinary Skill (PHOSITA) Profile

A skilled practitioner with expertise in materials engineering, thermal control systems, and electronic nicotine delivery device design, holding at least a bachelor's degree in chemical engineering or materials science with 3-5 years of industry experience

Obviousness Rationale

A person of ordinary skill would recognize that the PTD's variations represent predictable extensions of the source patent's core aerosol generation technology by introducing standard engineering techniques for temperature control and material modification. The fundamental composition of agar, glycerin, and water remains consistent, with the PTD merely adding well-known control mechanisms and structural variations that would be apparent to a skilled practitioner seeking to optimize aerosol generation performance.

Obvious Combinations & Variations

Source Patent Element
Aerosol-generating article with agar, glycerin, and water that maintains bead shape at room temperature
PTD Variation
Adding a temperature sensor and controlled heating element to monitor and regulate aerosol generation
Obviousness Reasoning
Temperature control in material science is a standard engineering approach for modifying substance behavior, representing a predictable solution for improving aerosol generation efficiency
Source Patent Element
Heating mechanism for generating aerosols from the article
PTD Variation
Incorporating a thermoresponsive polymer that changes shape in response to temperature
Obviousness Reasoning
Responsive materials are a known technique for creating adaptive systems, and a PHOSITA would recognize this as a straightforward design optimization for aerosol generation
Source Patent Element
Aerosol generation through heating of a bead-shaped article
PTD Variation
Adding a porous material to control aerosol release and improve generation efficiency
Obviousness Reasoning
Porosity and controlled release mechanisms are standard engineering approaches for managing substance delivery, representing an obvious improvement to the base technology
Source Patent Element
Cigarette or cartridge-based aerosol generation system
PTD Variation
Integrating cooling elements alongside heating mechanisms to maintain precise temperature control
Obviousness Reasoning
Thermal management through complementary heating and cooling is a well-established engineering technique for maintaining optimal operational conditions
Source Patent Element
Basic aerosol-generating article composition
PTD Variation
Modifying article shape and incorporating additional sensors for performance monitoring
Obviousness Reasoning
Shape optimization and sensor integration are predictable design variations that a skilled practitioner would consider for improving device performance
35 U.S.C. § 103 Summary: Pursuant to 35 U.S.C. ยง 103, the variations disclosed in this publication would have been obvious to a person of ordinary skill in the art at the time of invention, as they represent predictable modifications to the aerosol generation technology disclosed in US Patent 11856978, combining known techniques in thermal control, material science, and device design to achieve foreseeable improvements in aerosol generation performance.

Original Patent Information

Patent NumberUS 11,856,978
TitleAerosol-generating article including agar, glycern, and water
Assignee(s)KT&G CORPORATION