Nanohydroxyapatite-based solutions for diverse industries

Publication ID: 24-11857654_0002_PTD
Published: October 28, 2025
Category:New Applications & Use Cases

Legal Citation

pr1or.art Inc., “Nanohydroxyapatite-based solutions for diverse industries,” Published Technical Disclosure No. 24-11857654_0002_PTD, Published October 28, 2025, available at https://archive.pr1or.art/24-11857654_0002_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. 11,857,654.

Summary of the Inventive Concept

This inventive concept leverages the core technology of nanohydroxyapatite (NHAP) to develop novel applications and use cases across various industries, including skincare, wound healing, hair care, osteoporosis treatment, and veterinary oral care.

Background and Problem Solved

The original patent disclosed an alkaline dental composition containing NHAP, but its scope was limited to oral care products. This inventive concept addresses the need for NHAP-based solutions in other industries, where its unique properties can provide significant benefits.

Detailed Description of the Inventive Concept

The new claims describe NHAP-based systems and methods for treating skin conditions, promoting wound healing, and providing hair care benefits. Additionally, NHAP is used in pharmaceutical formulations for osteoporosis treatment and veterinary products for dental diseases in animals. These applications capitalize on NHAP's ability to promote remineralization, reduce inflammation, and enhance tissue repair.

Novelty and Inventive Step

The new claims introduce novel applications and use cases for NHAP, which were not contemplated in the original patent. The inventive step lies in recognizing the potential of NHAP to address diverse industry-specific problems and developing tailored solutions that capitalize on its unique properties.

Alternative Embodiments and Variations

Alternative embodiments may include varying the concentration of NHAP, combining it with other active ingredients, or using different formulations (e.g., creams, gels, powders) to suit specific industry needs. Variations could also involve adapting the NHAP-based solutions for specific skin types, wound conditions, or hair textures.

Potential Commercial Applications and Market

The inventive concept has significant commercial potential across multiple industries, including skincare, wound care, hair care, pharmaceuticals, and veterinary medicine. The target markets include companies developing products for these industries, as well as consumers seeking innovative, effective solutions for their specific needs.

CPC Classifications

SectionClassGroup
A A61 A61K8/24
A A61 A61K8/19
A A61 A61K8/922
A A61 A61Q11/00
A A61 A61K2800/413
A A61 A61K2800/87
A A61 A61K2800/92

Field of Art

Dental and pharmaceutical compositions, specifically nanohydroxyapatite (NHAP) based formulations for oral care, skincare, and medical treatments

Person of Ordinary Skill (PHOSITA) Profile

A professional with expertise in materials science, pharmaceutical formulation, and nanotechnology, holding at least a master's degree with experience in developing bioactive nanomaterials for medical and cosmetic applications

Obviousness Rationale

A person having ordinary skill in the art would recognize that nanohydroxyapatite's unique remineralization and biocompatible properties inherently suggest broad applicability across multiple industries. The source patent's specific formulation of NHAP provides a clear technical foundation that would naturally inspire a skilled practitioner to explore alternative applications. The PTD's variations represent predictable extensions of known NHAP technology by applying established compositional principles to different technical domains.

Obvious Combinations & Variations

Source Patent Element
Dental composition containing nanohydroxyapatite suspension with specific sweetener and concentration ranges
PTD Variation
Topical skin cream using identical sweetener selection and similar NHAP concentration ranges
Obviousness Reasoning
A PHOSITA would recognize that NHAP's bioactive properties are transferable across biological interfaces, making its use in skin treatments a predictable design choice with known therapeutic potential
Source Patent Element
Dental product containing peroxide compound and flavoring agent
PTD Variation
Wound healing gel incorporating peroxide and flavoring with NHAP
Obviousness Reasoning
The combination of peroxide, flavoring, and NHAP represents a known technique for creating bioactive compositions with enhanced healing properties, which would be obvious to modify across different medical applications
Source Patent Element
Oral composition free of glycerin and fluoride
PTD Variation
Veterinary dental product and hair care composition maintaining similar compositional exclusions
Obviousness Reasoning
A skilled practitioner would recognize that removing specific ingredients represents a standard formulation strategy applicable across multiple product types, with predictable results in different technological contexts
Source Patent Element
Dental product with specific NHAP concentration range of 16.66%
PTD Variation
Osteoporosis pharmaceutical formulation with similar NHAP concentration range of 20-30%
Obviousness Reasoning
Adjusting nanomaterial concentrations within known effective ranges is a routine design choice for a PHOSITA seeking to optimize therapeutic performance across different medical applications
Source Patent Element
Sweetener selection including xylitol, erythritol, and Stevia
PTD Variation
Extending sweetener selection to multiple product types including skin, wound, and veterinary compositions
Obviousness Reasoning
Transferring known sweetener combinations across different product formulations represents a predictable variation that a skilled practitioner would readily contemplate
35 U.S.C. § 103 Summary: Based on the teachings of US Patent 11857654, the present published technical disclosure demonstrates that the claimed variations in nanohydroxyapatite compositions represent obvious extensions of the prior art, rendering subsequent claims involving similar technical implementations anticipated and non-patentable under 35 U.S.C. Section 103, as the variations would have been obvious to a person having ordinary skill in the art at the time of invention.

Original Patent Information

Patent NumberUS 11,857,654
TitleNHAP containing oral composition