Specialized Dental Compositions for Niche Applications

Publication ID: 24-11857650_0004_PTD
Published: October 28, 2025
Category:Specialized Variations & Niche Solutions

Legal Citation

pr1or.art Inc., “Specialized Dental Compositions for Niche Applications,” Published Technical Disclosure No. 24-11857650_0004_PTD, Published October 28, 2025, available at https://archive.pr1or.art/24-11857650_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. 11,857,650.

Summary of the Inventive Concept

The present inventive concept relates to a family of dental compositions tailored for specific, high-demand markets, including high-security, disaster relief, extreme weather conditions, high-altitude environments, and space exploration. These specialized dental compositions incorporate silanated glass flakes with unique properties to address the particular challenges of each niche application.

Background and Problem Solved

The original patent disclosed a dental composition comprising a dental filler containing a structural filler and silanated glass flakes, providing excellent esthetic appearance and gloss retention. However, this composition may not be suitable for specialized applications where additional properties are required, such as antimicrobial resistance, fluorescent identification, hydrophobicity, oxygen-scavenging, or radiation-resistance. The present inventive concept addresses these limitations by adapting the original composition to meet the specific demands of various niche markets.

Detailed Description of the Inventive Concept

The specialized dental compositions comprise a dental filler containing silanated glass flakes with tailored properties for each niche application. For high-security dental applications, the silanated glass flakes are treated with an antimicrobial agent to prevent biofilm formation. For disaster relief, the silanated glass flakes have an average thickness of 350 nm and are treated with a fluorescent dye for easy identification. For extreme weather conditions, the silanated glass flakes are coated with a hydrophobic material to improve water resistance. For high-altitude environments, the silanated glass flakes are treated with an oxygen-scavenging agent to prevent degradation. For space exploration, the silanated glass flakes have an average thickness of 350 nm and are treated with a radiation-resistant coating. Each specialized composition is designed to provide optimal performance in its respective application.

Novelty and Inventive Step

The present inventive concept introduces novel combinations of silanated glass flakes with specific treatments and properties to address the unique challenges of various niche applications. The inventive step lies in the adaptation of the original composition to meet the particular demands of each market, resulting in a family of specialized dental compositions that provide superior performance and value in their respective fields.

Alternative Embodiments and Variations

Alternative embodiments of the inventive concept could include varying the thickness and aspect ratio of the silanated glass flakes, using different types of treatments or coatings, or incorporating additional components to further enhance the performance of the dental compositions. Variations of the inventive concept could also involve adapting the compositions for use in other niche applications, such as dental restorations for athletes or individuals with specific medical conditions.

Potential Commercial Applications and Market

The present inventive concept has significant commercial potential in various niche markets, including high-security dental facilities, disaster relief organizations, extreme weather condition response teams, high-altitude research stations, and space exploration programs. The specialized dental compositions could be marketed as premium products, offering unique benefits and value to customers in these specialized fields.

CPC Classifications

SectionClassGroup
A A61 A61K6/77
A A61 A61K6/17
A A61 A61K6/61
A A61 A61K6/62
A A61 A61K6/802
A A61 A61K6/816
A A61 A61K6/887
C C03 C03C3/087
C C03 C03C3/093
C C08 C08L33/10

Field of Art

Dental materials and compositions, specifically dental fillers with specialized glass flake formulations, requiring expertise in materials science, chemistry, and dental biomaterials engineering with advanced knowledge of glass chemistry, surface modification, and polymer composites

Person of Ordinary Skill (PHOSITA) Profile

A materials scientist or dental materials engineer with a PhD or equivalent industrial experience, familiar with glass flake processing, surface modification techniques, and polymer composite design for dental applications

Obviousness Rationale

A PHOSITA would recognize that the published technical disclosure represents predictable variations of the source patent's core technology by applying known surface modification and treatment techniques to silanated glass flakes in dental compositions. The disclosed niche applications represent routine engineering adaptations that would be obvious to implement using standard materials science approaches. The fundamental structural and compositional elements remain consistent with the source patent's teachings.

Obvious Combinations & Variations

Source Patent Element
Silanated glass flakes with 50-1000 nm thickness
PTD Variation
Specialized glass flakes with antimicrobial, fluorescent, hydrophobic, and radiation-resistant coatings
Obviousness Reasoning
Surface modification of glass flakes is a known technique, and adding functional coatings represents a predictable design choice for enhancing material properties in specific environments
Source Patent Element
Glass flake composition with specific oxide percentages
PTD Variation
Tailored glass flake compositions for high-altitude, disaster relief, and space exploration applications
Obviousness Reasoning
Adjusting material composition for specific performance requirements is a standard engineering approach that would be obvious to a skilled practitioner
Source Patent Element
Silanation process for glass flakes
PTD Variation
Additional treatments like oxygen-scavenging agents and functional coatings
Obviousness Reasoning
Extending surface treatment techniques to incorporate additional functional agents is a predictable variation within materials science practice
35 U.S.C. § 103 Summary: Based on US Patent 11857650's teachings regarding silanated glass flake dental compositions, the present published technical disclosure demonstrates that variations incorporating specialized surface treatments, environmental adaptations, and targeted functional modifications would be obvious to a person having ordinary skill in dental materials engineering, thereby rendering potential patent claims in this domain anticipated and non-patentable under standard obviousness analysis.

Original Patent Information

Patent NumberUS 11,857,650
TitleDental composition comprising a dental filler containing a structural filler and silanated glass flakes
Assignee(s)Dentsply Sirona Inc.