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USPTO Patent Grant: Lignin Solvation for Antimicrobial Therapeutics

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Summary

The USPTO has granted a patent (US12582670B2) to the University of Florida Research Foundation, Inc. for a method of solvating lignin in aqueous buffers for use in antimicrobial therapeutics. The patent covers aqueous lignin solutions and their applications in treating microbial infections and forming antimicrobial products.

Published by USPTO on changeflow.com . Detected, standardized, and enriched by GovPing. Review our methodology and editorial standards .

What changed

The United States Patent and Trademark Office (USPTO) has issued patent US12582670B2, granting the University of Florida Research Foundation, Inc. rights to a novel method for creating aqueous lignin solutions using biologically compatible buffers, specifically Good's Buffers. These solutions are designed for applications in biomedical research, manufacturing of lignin-containing products (including food and biomedical grades), and importantly, for the treatment of microbial infections, acting as an adjuvant in antimicrobial therapeutics.

This patent represents a new intellectual property asset in the field of antimicrobial therapeutics and biomaterials. While not a regulatory rule imposing obligations on other entities, it signifies a new development that pharmaceutical companies, biotechnology firms, and researchers in this space should be aware of. Companies involved in developing or manufacturing antimicrobial products or utilizing lignin-based materials may need to consider this patent in their R&D and commercialization strategies to avoid potential infringement.

Archived snapshot

Mar 24, 2026

GovPing captured this document from the original source. If the source has since changed or been removed, this is the text as it existed at that time.

← USPTO Patent Grants

Lignin solvation using aqueous biologically compatible buffers

Grant US12582670B2 Kind: B2 Mar 24, 2026

Assignee

University of Florida Research Foundation, Incorporated

Inventors

Adam B. Grossman, Kelly C. Rice, Willem Evert Vermerris

Abstract

Provided are aqueous lignin solutions containing lignin solvated in Good's Buffers. The aqueous lignin solutions can be used in a variety of applications including biomedical research and in manufacturing a variety of lignin containing products including food grade and biomedical products. The aqueous lignin solutions can also be used in the treatment of microbial infection, as an adjuvant in antimicrobial therapeutics or therapy, and in forming antimicrobial products. Methods of making and using aqueous lignin solutions are also described.

CPC Classifications

A61P 31/04 C07G 3/00

Filing Date

2020-01-10

Application No.

17421880

Claims

20

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Named provisions

Lignin solvation using aqueous biologically compatible buffers

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Last updated

Classification

Agency
USPTO
Published
March 24th, 2026
Instrument
Rule
Legal weight
Binding
Stage
Final
Change scope
Minor
Document ID
US12582670B2

Who this affects

Applies to
Drug manufacturers Pharmaceutical companies
Industry sector
3254 Pharmaceutical Manufacturing 3254.1 Biotechnology
Activity scope
Antimicrobial Therapeutics Development Biomaterial Manufacturing
Geographic scope
United States US

Taxonomy

Primary area
Pharmaceuticals
Operational domain
R&D
Topics
Biotechnology Intellectual Property

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