Portable Convection Vaporizer for Controlled Release of Active Ingredients in Various Industries

Publication ID: 24-11857718_0007_PTD
Published: October 28, 2025
Category:New Applications & Use Cases

Legal Citation

pr1or.art Inc., “Portable Convection Vaporizer for Controlled Release of Active Ingredients in Various Industries,” Published Technical Disclosure No. 24-11857718_0007_PTD, Published October 28, 2025, available at https://archive.pr1or.art/24-11857718_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. 11,857,718.

Summary of the Inventive Concept

The present inventive concept leverages the core technology of the original on-demand, portable convection vaporizer to develop novel applications in precision agriculture, post-harvest spoilage reduction, odor elimination, indoor air quality improvement, and pest control.

Background and Problem Solved

The original patent's limitations in addressing specific industry needs led to the development of this inventive concept, which tackles the challenges of controlled release of active ingredients in various fields. The original vaporizer was designed primarily for medical and recreational use, whereas the new concept expands its scope to address unmet needs in agriculture, food preservation, air quality, and pest management.

Detailed Description of the Inventive Concept

The portable convection vaporizer is adapted for controlled release of plant growth regulators, pesticides, odor-neutralizing compounds, air purifying compounds, and pest-repelling compounds. The device rapidly heats air to a specific temperature for optimal vaporization and delivery of the active ingredients in a targeted area. This is achieved through the convection heater's ability to heat air to a vaporization temperature within three seconds, ensuring efficient and effective release of the compounds. The vaporizer's structural housing and cooling pathway are designed to cool the heated air and vaporized material, allowing for precise control over the release of the active ingredients.

Novelty and Inventive Step

The new claims introduce novel applications of the portable convection vaporizer technology, which were not anticipated by the original patent. The inventive step lies in the adaptation of the core technology to address specific industry needs, providing a controlled release of active ingredients in various fields. This expansion of the technology's scope and functionality constitutes a non-obvious improvement over the original patent.

Alternative Embodiments and Variations

Alternative embodiments of the inventive concept could include varying the design of the structural housing, cooling pathway, and convection heater to optimize performance for specific industries. Additionally, different materials and configurations could be used to tailor the vaporizer for particular applications. Variations of the inventive concept could also include integrating sensors and automation systems to enhance precision and efficiency.

Potential Commercial Applications and Market

The portable convection vaporizer for controlled release of active ingredients has significant commercial potential in various industries, including agriculture, food preservation, air quality management, and pest control. The market for such a device is substantial, with potential customers including farmers, food processors, facility managers, and pest control professionals. The inventive concept's adaptability and versatility make it an attractive solution for addressing specific industry needs and unmet challenges.

CPC Classifications

SectionClassGroup
A A61 A61M11/042
A A24 A24F40/40
A A24 A24F40/46
A A24 A24F40/485
A A24 A24F40/53
F F22 F22B1/284
H H05 H05B3/44
A A24 A24F40/20
A A61 A61M15/0021
A A61 A61M2016/0024
A A61 A61M2016/0027
A A61 A61M2205/3317
A A61 A61M2205/3368
A A61 A61M2205/3592
A A61 A61M2205/3606
A A61 A61M2205/3653
A A61 A61M2205/50
A A61 A61M2205/505
A A61 A61M2205/581
A A61 A61M2205/582
A A61 A61M2205/583
A A61 A61M2205/8206

Field of Art

Thermal vaporization technologies, specifically portable electronic devices for controlled substance delivery across medical, agricultural, and environmental applications. Expertise requires understanding of convection heating, thermal transfer, fluid dynamics, and precision temperature control systems

Person of Ordinary Skill (PHOSITA) Profile

A technical professional with engineering background in thermal systems, likely holding a BS/MS in mechanical or chemical engineering, with experience in heat transfer, fluid dynamics, and device miniaturization. Familiar with electronic heating elements, material science principles, and cross-industry technology adaptation

Obviousness Rationale

The PTD represents a straightforward technological extension of the source patent's core convection vaporization mechanism by applying the established rapid air heating and controlled vaporization principles to alternative industrial domains. A PHOSITA would recognize the fundamental vaporization technology as adaptable across multiple contexts, with the core technical challenges of precise temperature control and efficient material delivery remaining consistent. The variations demonstrate predictable results by leveraging the existing technological framework to address different application requirements.

Obvious Combinations & Variations

Source Patent Element
Convection heater capable of heating air to vaporization temperature within three seconds
PTD Variation
Applying rapid heating mechanism to agricultural pesticide and plant growth regulator delivery
Obviousness Reasoning
Known technique of adapting thermal delivery systems to different material types, with predictable results in controlled substance release
Source Patent Element
Structural housing with cooling pathway for temperature management
PTD Variation
Modifying housing design for precise atmospheric control in post-harvest preservation
Obviousness Reasoning
Finite design solution for managing thermal transfer, representing an obvious engineering adaptation with expected performance characteristics
Source Patent Element
Inlet air opening and heater configuration for vaporizable material processing
PTD Variation
Repurposing air flow mechanism for odor elimination and indoor air quality improvement
Obviousness Reasoning
Predictable extension of existing vaporization technology to alternative substance delivery contexts, representing a known design approach
Source Patent Element
Elongate tube with notched region for air flow and heating
PTD Variation
Adapting tube geometry for targeted compound release in pest control applications
Obviousness Reasoning
Routine engineering modification applying established thermal transfer principles to new domain-specific requirements
35 U.S.C. § 103 Summary: Based on US Patent 11857718's disclosure of portable convection vaporization technology, the present publication demonstrates that the claimed variations represent obvious technological extensions readily apparent to a person having ordinary skill in thermal systems engineering. The fundamental principles of rapid air heating, controlled substance delivery, and precision thermal management are consistently applied across multiple industrial contexts, rendering subsequent claims involving similar technological adaptations anticipated and non-patentable under standard obviousness analysis.

Original Patent Information

Patent NumberUS 11,857,718
TitleOn-demand, portable convection vaporizer
Assignee(s)JUUL Labs, Inc.