Published Technical Disclosure Archive

Cosmetic Ink Compositions for Diverse Applications

Publication ID: 24-11857665_0002_PTD
Published: October 28, 2025
Category:New Applications & Use Cases

Legal Citation

pr1or.art Inc., “Cosmetic Ink Compositions for Diverse Applications,” Published Technical Disclosure No. 24-11857665_0002_PTD, Published October 28, 2025, available at https://archive.pr1or.art/24-11857665_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. 11,857,665.

Summary of the Inventive Concept

The inventive concept extends the stable cosmetic ink composition technology to novel applications, including 3D printing, wearable devices, medical devices, customized cosmetic products, and food products.

Background and Problem Solved

The original patent disclosed a stable cosmetic ink composition for inkjet printing applications. However, this technology has limitations in terms of its adaptability to other industries and fields. The inventive concept addresses this limitation by applying the core technology to entirely different areas, providing a solution for diverse applications where cosmetic ink compositions are essential.

Detailed Description of the Inventive Concept

The new inventive concept comprises a system for 3D printing, a method for creating a cosmetic product using the cosmetic ink composition, a cosmetic ink composition for use in a medical device, a system for creating a customized cosmetic product, and a method for creating a cosmetic ink composition for use in a food product. The cosmetic ink composition is adapted for use in these novel applications by modifying the particulate material, rheology modifier, and other components to meet the specific requirements of each application.

Novelty and Inventive Step

The new claims introduce a non-obvious and novel application of the original patent's technology to diverse fields, which was not previously considered. The inventive step lies in the adaptation of the cosmetic ink composition to these new applications, requiring a deep understanding of the underlying technology and its potential for expansion.

Alternative Embodiments and Variations

Alternative embodiments may include using different types of particulate materials, modifying the rheology modifier, or incorporating additional components to enhance the performance of the cosmetic ink composition in specific applications. Variations may also include different methods of application, such as screen printing or pad printing, or using the cosmetic ink composition in combination with other materials or technologies.

Potential Commercial Applications and Market

The inventive concept has significant commercial potential in various industries, including 3D printing, wearable technology, medical devices, cosmetics, and food products. The target market includes companies and researchers seeking to develop innovative products and solutions in these areas, where the cosmetic ink composition plays a critical role.

CPC Classifications

SectionClassGroup
A A61 A61K8/8147
A A61 A61K8/0241
A A61 A61K8/29
A A61 A61K8/8152
A A61 A61Q1/02
C C09 C09D11/107
C C09 C09D11/322
A A61 A61K8/44
A A61 A61K8/60
A A61 A61K8/675
A A61 A61K2800/41
A A61 A61K2800/412
A A61 A61K2800/43
A A61 A61K2800/48
A A61 A61K2800/524
A A61 A61K2800/546
A A61 A61K2800/621
A A61 A61K2800/87

Field of Art

Cosmetic and pharmaceutical ink composition technology, with expertise in particulate material formulation, inkjet printing techniques, and material science for specialized applications

Person of Ordinary Skill (PHOSITA) Profile

A professional with advanced degree in materials science, chemistry, or chemical engineering, having 3-5 years experience in ink formulation, surface chemistry, and understanding of particulate material interactions

Obviousness Rationale

A PHOSITA would recognize that the source patent's stable cosmetic ink composition provides a foundational technology that can be readily adapted to diverse applications by modifying particulate materials, rheology, and solvent systems. The core technological principles of particle size distribution, surface modification, and ink stability are transferable across different use cases. The disclosed variations represent predictable extensions of the original patent's core technological framework.

Obvious Combinations & Variations

Source Patent Element
Particulate material with 100-2000 nm particle size distribution, specifically titanium dioxide
PTD Variation
Adapting particulate material for 3D printing and medical device applications
Obviousness Reasoning
Predictable modification of particle characteristics for different substrate interactions, using known surface chemistry techniques
Source Patent Element
Cosmetic ink composition with rheology modifier
PTD Variation
Introducing biocompatible polymers for medical device ink composition
Obviousness Reasoning
Known technique of modifying ink base with compatibility-enhancing polymers in regulated industries
Source Patent Element
Ink composition with metal oxide particulates
PTD Variation
Customizing ink composition for food product applications
Obviousness Reasoning
Routine engineering adaptation using food-grade solvents and materials, representing a finite set of predictable modifications
Source Patent Element
Thermal and piezo inkjet printhead compatible ink
PTD Variation
Extending printing technology to wearable devices and digital customization platforms
Obviousness Reasoning
Logical technological progression using established inkjet printing principles across related domains
Source Patent Element
Particulate material with silica/alumina surface coating
PTD Variation
Surface modification for enhanced performance in specialized application contexts
Obviousness Reasoning
Routine materials engineering approach of tailoring surface properties for specific environmental interactions
35 U.S.C. § 103 Summary: Pursuant to 35 U.S.C. ยง 103, the variations disclosed herein would have been obvious to a person having ordinary skill in the art at the time of invention, as taught by US Patent 11857665. The published technical disclosure demonstrates that the claimed innovations represent predictable technological extensions employing known techniques in particulate material formulation and ink composition technology, thereby rendering subsequent claims obvious as a matter of law.

Original Patent Information

Patent NumberUS 11,857,665
TitleStable cosmetic ink composition
Assignee(s)The Procter & Gamble Company