Cationic Surfactants with Improved pH Stability and Their Use
US-2026028552-A1 · Jan 29, 2026 · US
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Speight Lee patents
Speight Lee is listed as an inventor on 14 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Speight Lee |
| Total patents | 14 |
| First publication | Jun 6, 2024 |
| Latest publication | Jan 29, 2026 |
Notable patents
Publications ranked by popularity score, then publication date.
PH- and temperature-stable etheric sophorolipids and their use
US-12516360-B2 · Jan 6, 2026 · US
Modified Sophorolipids with Enhanced Defoaming Properties
US-2025154189-A1 · May 15, 2025 · US
Cleaner for Hard Surfaces
US-2025154433-A1 · May 15, 2025 · US
Ph- and temperature-stable etheric sophorolipids and their use
US-2025129401-A1 · Apr 24, 2025 · US
Ozone treatment of fermentation media
US-2025066829-A1 · Feb 27, 2025 · US
Modified sophorolipid for improved bioavailability of amino acids and method of use
US-2025025563-A1 · Jan 23, 2025 · US
Improved sophorolipid derivatives with therapeutic agent cargos and their use
US-2025000986-A1 · Jan 2, 2025 · US
Improved foaming biosurfactants
US-2024425488-A1 · Dec 26, 2024 · US
Enhanced metalworking fluids
US-2024409839-A1 · Dec 12, 2024 · US
Recent patents
Latest publications not already listed above.
Modified sophorolipids for conditioning of hair and textiles
US-2024407992-A1 · Dec 12, 2024 · US
Nail polish remover comprising glycolipids
US-2024366489-A1 · Nov 7, 2024 · US
Functionalized biodegradable surfactants and methods use
US-2024301322-A1 · Sep 12, 2024 · US
Enhanced Sophorolipid Derivatives
US-2024182940-A1 · Jun 6, 2024 · US
Major assignees
Companies most often associated with this inventor's publications.
| Assignee | Patents |
|---|---|
| Locus Solutions Ipco Llc | 14 |
Top CPC classifications
Most common classification codes across this inventor's patents.