Patents
US 12767634 B2: Optical absorbent composition
- Granted
- 2026-10-20
- Filed
- 2023-11-27 application 18519160
- Type
- Utility · 20 claims
- Elsewhere
- Google Patents ↗ · USPTO patent document ↗ · USPTO Patent Center record ↗
Abstract
The present invention provides an optical absorbent composition and its use. In the present invention, it is possible to provide the optical absorbent composition, as an optical absorbent composition containing two or more kinds of absorbents, exhibiting excellent compatibility or solubility with respect to various solvents and resin components. In the present invention, it is possible to obtain desired optical properties by applying the optical absorbent composition. The purpose of the present invention is also to provide applications for the optical absorbent composition. For example, an optical absorption film, an optical filter, a solid-state image capturing device, and/or an infrared sensor may be provided by using the optical absorbent composition.
Source: PTBLXML, file of 2026-10-20 (ipgb20261020.xml).
Assignees
| Assignee | Type | Place | Also on furp.org | Source |
|---|---|---|---|---|
| LMS CO., LTD. 85 patents | Foreign company or organization | Pyeongtaek-si, KR | PTBLXML, file of 2026-10-20 |
Inventors
| Inventor | Place | Patents | Person page | Source |
|---|---|---|---|---|
| Joon Ho Jung | Pyeongtaek-si, KR | 30 | PTBLXML, file of 2026-10-20 | |
| Hee Kyeong Kim | Pyeongtaek-si, KR | 6 | PTBLXML, file of 2026-10-20 |
CPC categories
| Subclass | Category | First group | Source |
|---|---|---|---|
| C07D | Heterocyclic compounds | C07D209/40 | PTBLXML, file of 2026-10-20 |
| C09D | Coating compositions, e.g. paints, varnishes or lacquers; filling pastes; chemical paint or ink removers; inks; correcting fluids; woodstains; pastes or solids for colouring or printing; use of materials therefor | C09D5/32 | PTBLXML, file of 2026-10-20 |
| G02B | Optical elements, systems or apparatus | G02B5/003 | PTBLXML, file of 2026-10-20 |
| H04N | Pictorial communication, e.g. television | H04N25/10 | PTBLXML, file of 2026-10-20 |
| C09B | Organic dyes or closely-related compounds for producing dyes ; , e.g. pigments; mordants; lakes | C09B57/007 | PTBLXML, file of 2026-10-20 |
| C08K | Use of inorganic or non-macromolecular organic substances as compounding ingredients | C08K5/3417 | PTBLXML, file of 2026-10-20 |
Cooperative Patent Classification, as currently assigned (one row per subclass).
Assignments and security interests
No recorded assignments or security interests on file for this patent.
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.