Patents
US 12715794 B2: Methods and systems for electrochemical oxidation of polyfluoroalkyl and perfluoroalkyl contaminants
- Granted
- 2026-08-25
- Filed
- 2022-11-17 application 17989080
- Type
- Utility · 22 claims
- Elsewhere
- Google Patents ↗ · USPTO patent document ↗ · USPTO Patent Center record ↗
Abstract
The present disclosure provides methods, electrodes, and systems for electrochemical oxidation of polyfluoroalkyl and perfluroalkyl (PFAS) contaminants using Magnéli phase titanium suboxide ceramic electrodes/membranes. Magnéli phase titanium suboxide ceramic electrodes/membranes can be porous and can be included in reactive electrochemical membrane filtration systems for filtration, concentration, and oxidation of PFASs and other contaminants.
Source: PTBLXML, file of 2026-08-25 (ipgb20260825.xml).
Assignees
| Assignee | Type | Place | Also on furp.org | Source |
|---|---|---|---|---|
| University of Georgia Research Foundation, Inc. 535 patents | US company or organization | Athens, GA | UNIVERSITY OF GEORGIA RESEARCH FOUNDATION, INC. State business registration EXACT high confidence: identical full name and state UNIVERSITY OF GEORGIA RESEARCH FOUNDATION INC Nonprofit EXACT high confidence: identical full name and state | PTBLXML, file of 2026-08-25 |
Inventors
| Inventor | Place | Patents | Person page | Source |
|---|---|---|---|---|
| Qingguo Huang | Fayetteville, GA | 9 | PTBLXML, file of 2026-08-25 | |
| Hui Lin | Griffin, GA | 3 | PTBLXML, file of 2026-08-25 | |
| Junfeng Niu | Griffin, GA | 5 | PTBLXML, file of 2026-08-25 |
CPC categories
| Subclass | Category | First group | Source |
|---|---|---|---|
| C02F | Treatment of water, waste water, sewage, or sludge | C02F1/4672 | PTBLXML, file of 2026-08-25 |
| C25B | Electrolytic or electrophoretic processes for the production of compounds or non-metals; apparatus therefor | C25B11/031 | PTBLXML, file of 2026-08-25 |
| H01M | Processes or means, e.g. batteries, for the direct conversion of chemical energy into electrical energy | H01M4/0433 | PTBLXML, file of 2026-08-25 |
Cooperative Patent Classification, as currently assigned (one row per subclass).
Assignments and security interests
| Recorded | What | From | To | Reel/frame | Source |
|---|---|---|---|---|---|
| 2026-05-04 | Assignment Assignment of assignor's interest | HUANG, QINGGUO signed 2023-01-23 LIN, HUI signed 2019-03-26 NIU, JUFENG signed 2019-03-26 | UNIVERSITY OF GEORGIA RESEARCH FOUNDATION, INC. ATHENS, GA | 74549/897 | PASDL, file of 2026-08-13 |
Documents recorded with the USPTO Assignment Recordation Branch that list this patent. A security interest is a lender’s claim on the patent as collateral; a release ends it.
USPTO bulk data: PatentsView granted patents, disambiguated (PVGPATDIS) for patents, assignees, inventors, places and CPC categories; the USPTO Patent Assignment Dataset (ECORSEXC) for assignments and security interests. Patents filed in the last 20 years. No claims or full text. Links to other records are by name (and state): EXACT means the identical full name and state; FUZZY means a looser name match, with the confidence shown.