Patents
US 12643971 B2: Materials for reducing acids from liquid phases
- Granted
- 2026-06-02
- Filed
- 2023-08-18 application 18235669
- Type
- Utility · 14 claims
- Elsewhere
- Google Patents ↗ · USPTO patent document ↗ · USPTO Patent Center record ↗
Abstract
Imidazole-containing polymer membranes and resins are described herein. Methods of their preparation and use are also described herein. The methods of using the membranes and resins include reducing acids from liquid phases.
Source: PTBLXML, file of 2026-06-02 (ipgb20260602.xml).
Assignees
| Assignee | Type | Place | Also on furp.org | Source |
|---|---|---|---|---|
| The Board of Trustees of The University of Alabama 193 patents | US company or organization | Tuscaloosa, AL | The University of Alabama College or university FUZZY medium confidence: same name (governing-board words and legal endings aside) and state | PTBLXML, file of 2026-06-02 |
Inventors
| Inventor | Place | Patents | Person page | Source |
|---|---|---|---|---|
| Jason Edward Bara | Tuscaloosa, AL | PTBLXML, file of 2026-06-02 | ||
| Steven Thomas Weinman | Northport, AL | 2 | PTBLXML, file of 2026-06-02 |
CPC categories
| Subclass | Category | First group | Source |
|---|---|---|---|
| C08F | Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds | C08F226/06 | PTBLXML, file of 2026-06-02 |
| B01D | Separation | B01D71/28 | PTBLXML, file of 2026-06-02 |
| C07D | Heterocyclic compounds | C07D233/56 | PTBLXML, file of 2026-06-02 |
Cooperative Patent Classification, as currently assigned (one row per subclass).
Assignments and security interests
| Recorded | What | From | To | Reel/frame | Source |
|---|---|---|---|---|---|
| 2025-01-24 | Assignment Assignment of assignor's interest | BARA, JASON EDWARD signed 2020-08-28 WEINMAN, STEVEN THOMAS signed 2020-08-28 | THE BOARD OF TRUSTEES OF THE UNIVERSITY OF ALABAMA TUSCALOOSA, AL | 69999/730 | PASDL, file of 2026-10-15 |
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.