Doped Titanium Dioxide Nanoparticles for Novel Applications
Legal Citation
Summary of the Inventive Concept
This inventive concept leverages the core technology of doped titanium dioxide nanoparticles to address critical problems in air purification, industrial settings, water treatment, cosmetics, and medical devices.
Background and Problem Solved
The original patent focused on dental applications, but the limitations of traditional approaches in other industries necessitate innovative solutions. This inventive concept tackles the need for effective air purification, removal of volatile organic compounds, efficient water treatment, enhanced cosmetic products, and improved medical device coatings.
Detailed Description of the Inventive Concept
The new inventive concept comprises doped titanium dioxide nanoparticles capable of absorbing pollutants in the visible spectrum, removing volatile organic compounds, purifying water, providing antibacterial and antifungal properties, and reducing biofilm formation. These nanoparticles can be integrated into various systems, such as air purification systems, industrial surface treatments, water treatment filters, cosmetic products, and medical device coatings.
Novelty and Inventive Step
The new claims introduce entirely novel applications and use cases for doped titanium dioxide nanoparticles, which were not anticipated in the original patent. The inventive step lies in recognizing the potential of this core technology to address critical problems in diverse industries.
Alternative Embodiments and Variations
Alternative embodiments may include varying the type and amount of dopants, adjusting the particle size and distribution, or combining the doped titanium dioxide nanoparticles with other materials to enhance their performance. Variations could also involve adapting the nanoparticles for use in different environments, such as extreme temperatures or high-pressure settings.
Potential Commercial Applications and Market
This inventive concept has significant commercial potential in various industries, including air quality management, industrial manufacturing, water treatment, cosmetics, and medical devices. The market demand for innovative solutions in these areas is substantial, and the doped titanium dioxide nanoparticles could provide a competitive edge for companies adopting this technology.
CPC Classifications
| Section | Class | Group |
|---|---|---|
| A | A61 | A61K6/844 |
| A | A61 | A61C5/30 |
| A | A61 | A61C19/063 |
| A | A61 | A61K6/17 |
| A | A61 | A61K6/62 |
| A | A61 | A61K6/69 |
| A | A61 | A61K6/816 |
Section 103 Obviousness Analysis (PHOSITA)
Field of Art
Nanomaterials and surface chemistry, with specific expertise in titanium dioxide nanoparticle synthesis, doping techniques, and applications in medical, dental, and industrial materials
Person of Ordinary Skill (PHOSITA) Profile
A materials scientist or chemical engineer with advanced degree, experienced in nanoparticle modification, surface functionalization, and interdisciplinary applications of nanomaterials across medical, environmental, and industrial domains
Obviousness Rationale
A PHOSITA would recognize that the core technology of nitrogen-doped titanium dioxide nanoparticles disclosed in the source patent inherently suggests broader applications beyond dental compositions. The fundamental properties of these nanoparticles - photocatalytic activity, surface modification capabilities, and antimicrobial characteristics - naturally invite exploration across multiple technological domains. The PTD's variations represent predictable extensions of the source patent's core technological insights, applying known nanoparticle characteristics to solve analogous problems in different contexts.
Obvious Combinations & Variations
Original Patent Information
| Patent Number | US 11,857,651 |
|---|---|
| Title | Compositions with doped titanium dioxide nanoparticles and methods of use |
| Assignee(s) | UT-BATTELLE, LLC, The Board of Regents of the University of Oklahoma |