Published Technical Disclosure Archive

Enhanced Electronic Vapor Provision Device with Intelligent Absorbent Element

Publication ID: 24-11857721_0001_PTD
Published: October 28, 2025
Category:Direct Improvements & Enhancements

Legal Citation

pr1or.art Inc., “Enhanced Electronic Vapor Provision Device with Intelligent Absorbent Element,” Published Technical Disclosure No. 24-11857721_0001_PTD, Published October 28, 2025, available at https://archive.pr1or.art/24-11857721_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. 11,857,721.

Summary of the Inventive Concept

An improved electronic vapor provision device featuring an advanced absorbent element that enhances device efficiency, reduces maintenance, and optimizes user experience.

Background and Problem Solved

The original electronic vapor provision device patent (US Patent No. XXX) introduced an innovative absorbent element to mitigate liquid leakage. However, the design still faced limitations, such as inefficient liquid collection, reduced device performance, and increased maintenance requirements. The new inventive concept addresses these limitations by introducing an intelligent absorbent element that absorbs and redirects excess liquid, minimizing leakage and optimizing device efficiency.

Detailed Description of the Inventive Concept

The enhanced electronic vapor provision device incorporates an advanced absorbent element with a porous structure, designed to minimize liquid leakage and optimize device performance. The element is made of a hydrophobic material that repels liquid, directing it towards a designated collection area. The device also features a sensor to detect liquid levels, providing real-time feedback to optimize device performance and prevent liquid overflow. Additionally, the device includes a modular design, allowing for interchangeable absorbent elements to accommodate various liquid formulations and user preferences.

Novelty and Inventive Step

The new inventive concept introduces a novel absorbent element with a porous structure and hydrophobic material, which provides a significant improvement over the original patent's design. The addition of a sensor and modular design further enhances the device's performance and user experience, making it a non-obvious advancement over the prior art.

Alternative Embodiments and Variations

Alternative embodiments of the inventive concept could include varying the absorbent element's material, structure, or size to accommodate different device sizes or liquid formulations. The device could also be adapted for use in other vapor-based products, such as e-liquids or cannabis vaporizers.

Potential Commercial Applications and Market

The enhanced electronic vapor provision device has significant commercial potential in the e-cigarette and vaporizer industries, where device efficiency, maintenance, and user experience are critical factors. The modular design and interchangeable absorbent elements also offer opportunities for customization and differentiation in a competitive market.

CPC Classifications

SectionClassGroup
A A61 A61M15/06
A A24 A24F40/40
A A61 A61M11/042
H H05 H05B1/0297
H H05 H05B3/46
A A24 A24B15/167
A A24 A24F40/10
A A61 A61M2016/0021
A A61 A61M2205/3331
A A61 A61M2205/3653
A A61 A61M2205/7527
A A61 A61M2205/8206

Field of Art

Electronic vapor provision devices, specifically focusing on liquid handling, atomization systems, and device component design in electronic cigarette and vaporization technologies

Person of Ordinary Skill (PHOSITA) Profile

A mechanical or electrical engineer with expertise in fluid dynamics, materials science, and electronic device design, typically holding a bachelor's or master's degree with 3-5 years experience in consumer electronics or medical device development

Obviousness Rationale

A PHOSITA would recognize that the PTD's enhanced absorbent element and sensor integration represent predictable variations of the source patent's core liquid management strategy. The technical solutions proposed are logical extensions of existing vapor device design principles, utilizing known materials and sensor technologies to address inherent challenges in liquid containment and device performance. The modular and sensor-enhanced approach reflects standard engineering problem-solving techniques applied to electronic vapor provision systems.

Obvious Combinations & Variations

Source Patent Element
Absorbent element located between atomizer and electrical power supply
PTD Variation
Hydrophobic porous absorbent element with directional liquid redirection
Obviousness Reasoning
Predictable material science enhancement using known hydrophobic treatments to improve liquid management, representing a standard design optimization approach
Source Patent Element
Liquid leakage prevention mechanism
PTD Variation
Sensor-based liquid level detection system
Obviousness Reasoning
Applying standard electronic monitoring techniques to enhance existing liquid containment strategies, representing an obvious technological progression
Source Patent Element
Electronic vapor provision device component design
PTD Variation
Modular interchangeable absorbent element architecture
Obviousness Reasoning
Implementing a well-known modular design principle to increase device adaptability and user customization, a standard approach in consumer electronics
Source Patent Element
Basic liquid absorption mechanism
PTD Variation
Advanced porous structure with engineered liquid flow characteristics
Obviousness Reasoning
Utilizing standard materials engineering techniques to incrementally improve existing absorption mechanisms, representing an obvious design iteration
Source Patent Element
Electronic vapor device power management
PTD Variation
Energy consumption optimization through intelligent liquid management
Obviousness Reasoning
Applying standard power efficiency design principles to reduce energy consumption, a predictable engineering optimization approach
35 U.S.C. § 103 Summary: Pursuant to 35 U.S.C. ยง 103, the variations disclosed in the subject Published Technical Disclosure would have been obvious to a Person Having Ordinary Skill In The Art at the time of invention, when considered in light of US Patent 11857721. The incremental technological enhancements represent predictable design iterations that would be readily conceived by a skilled practitioner without requiring inventive insight beyond ordinary engineering problem-solving capabilities.

Original Patent Information

Patent NumberUS 11,857,721
TitleElectronic vapor provision device with absorbent element
Assignee(s)NICOVENTURES TRADING LIMITED