Patents
US 12455470 B2: Assembly and method for actively controlling radiation transmission
- Granted
- 2025-10-28
- Filed
- 2023-02-27 application 18114782
- Type
- Utility · 19 claims
- Elsewhere
- Google Patents ↗ · USPTO patent document ↗ · USPTO Patent Center record ↗
Abstract
Assemblies and methods for modulating (e.g., near) infrared radiation are provided. Exemplary assemblies include a composite material interposed between a first substrate and a second substrate. The composite material includes plasmonic nanoparticles (e.g., nanoplates) dispersed in a nematic liquid crystal.
Source: PVGPATDIS, file of 2026-04-10 (ipg251028.xml).
Assignees
| Assignee | Type | Place | Also on furp.org | Source |
|---|---|---|---|---|
| The Regents of the University of Colorado 307 patents | US company or organization | Denver, CO | THE REGENTS OF THE UNIVERSITY OF COLORADO Federal lobbying client EXACT high confidence: identical full name and state REGENTS OF THE UNIVERSITY OF COLORADO Nonprofit FUZZY medium confidence: same name (governing-board words and legal endings aside) and state | PVGPATDIS, file of 2026-04-10 |
Inventors
| Inventor | Place | Patents | Person page | Source |
|---|---|---|---|---|
| Souvik Ghosh | Boulder, CO | 14 | PVGPATDIS, file of 2026-04-10 | |
| Ivan I. Smalyukh | Boulder, CO | 11 | PVGPATDIS, file of 2026-04-10 |
CPC categories
| Subclass | Category | First group | Source |
|---|---|---|---|
| G02F | Optical devices or arrangements for the control of light by modification of the optical properties of the media of the elements involved therein; non-linear optics; frequency-changing of light; optical logic elements; optical analogue/digital converters | G02F1/1334 | PVGPATDIS, file of 2026-04-10 |
| B82Y | Specific uses or applications of nanostructures; measurement or analysis of nanostructures; manufacture or treatment of nanostructures | B82Y20/00 | PVGPATDIS, file of 2026-04-10 |
| C09K | Materials for miscellaneous applications, not provided for elsewhere | C09K19/56 | PVGPATDIS, file of 2026-04-10 |
| G08C | Transmission systems for measured values, control or similar signals | G08C23/04 | PVGPATDIS, file of 2026-04-10 |
Cooperative Patent Classification, as currently assigned (one row per subclass).
Assignments and security interests
| Recorded | What | From | To | Reel/frame | Source |
|---|---|---|---|---|---|
| 2025-02-12 | Government interest Confirmatory license | UNIVERSITY OF COLORADO signed 2023-03-08 | NATIONAL SCIENCE FOUNDATION ALEXANDRIA, VA | 70190/232 | ECORSEXC, file of 2026-09-25 |
| 2023-03-03 | Assignment Assignment of assignor's interest | GHOSH, SOUVIK signed 2023-02-28 SMALYUKH, IVAN signed 2023-02-28 | THE REGENTS OF THE UNIVERSITY OF COLORADO, A BODY CORPORATE DENVER, CO | 62880/86 | ECORSEXC, file of 2026-09-25 |
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.