Nanocellulose-Derived Hydrogels for Diverse Applications
Legal Citation
Summary of the Inventive Concept
This inventive concept leverages the core technology of nanocellulose-derived hydrogels to address unmet needs in various industries, including agriculture, wastewater treatment, 3D printing, fragrances, and cosmetics.
Background and Problem Solved
The original patent disclosed a versatile nanocellulose-derived hydrogel drug delivery system. However, its applications were limited to oral dosing pharmaceuticals. The present inventive concept expands the scope of this technology to tackle distinct challenges in different fields, thereby increasing its overall impact and value.
Detailed Description of the Inventive Concept
The new inventive concept encompasses four primary applications of nanocellulose-derived hydrogels: 1) controlled release of agricultural pesticides, reducing environmental harm; 2) wastewater treatment using nanocellulose-based hydrogel systems, providing a cost-effective and sustainable solution; 3) 3D printing applications, enhancing mechanical strength and durability; and 4) controlled release of fragrances and cosmetic applications, improving skin hydration and elasticity. Each application leverages the unique properties of nanocellulose-derived hydrogels, such as extended release capabilities and improved mechanical strength.
Novelty and Inventive Step
The new claims introduce novel applications of nanocellulose-derived hydrogels, which are non-obvious extensions of the original patent's drug delivery system. The inventive step lies in the recognition of the technology's potential in diverse industries and the adaptation of the core technology to address specific challenges in each field.
Alternative Embodiments and Variations
Alternative embodiments of the inventive concept could include the use of different nanocellulose sources, varying hydrogel compositions, or modified crosslinking agents to tailor the hydrogel's properties for specific applications. Additionally, the inventive concept could be expanded to other industries, such as biomedical devices or food packaging.
Potential Commercial Applications and Market
The inventive concept has significant commercial potential across multiple industries, including agriculture, wastewater treatment, 3D printing, fragrances, and cosmetics. The market for these applications is substantial, with opportunities for partnerships, licensing, and new product development.
CPC Classifications
| Section | Class | Group |
|---|---|---|
| A | A61 | A61K47/38 |
| A | A61 | A61K47/40 |
| A | A61 | A61L27/20 |
| A | A61 | A61L27/52 |
| B | B82 | B82Y5/00 |
| B | B82 | B82Y30/00 |
| B | B82 | B82Y40/00 |
Section 103 Obviousness Analysis (PHOSITA)
Field of Art
Biomaterials and Nanomaterials Engineering, with expertise in nanocellulose-derived hydrogel systems, drug delivery technologies, and advanced material applications across pharmaceutical, agricultural, and materials science domains
Person of Ordinary Skill (PHOSITA) Profile
A skilled researcher or engineer with advanced degree (MS/PhD) in materials science, chemical engineering, or bioengineering, possessing comprehensive knowledge of nanomaterial synthesis, hydrogel technologies, and cross-industry material adaptations
Obviousness Rationale
A PHOSITA would recognize the fundamental versatility of nanocellulose-derived hydrogel systems as inherently adaptable across multiple technological domains. The source patent's core innovation of controlled release using nanocellulose matrices provides a clear technological foundation that can be systematically extended to alternative applications. The PTD's variations represent predictable engineering adaptations that leverage the known properties of nanocellulose hydrogels, such as controlled release mechanisms, mechanical stability, and matrix-based encapsulation strategies.
Obvious Combinations & Variations
Original Patent Information
| Patent Number | US 11,857,632 |
|---|---|
| Title | Nanocellulose as an embedding matrix and applications thereof |
| Assignee(s) | INNOSENSE LLC |