Patents
US 11767616 B2: Acrylic compositions including a hindered amine light stabilizer and methods of making and using the same
- Granted
- 2023-09-26
- Filed
- 2018-08-17 application 16638832
- Type
- Utility · 20 claims
- Elsewhere
- Google Patents ↗ · USPTO patent document ↗ · USPTO Patent Center record ↗
Abstract
Acrylic compositions comprising a hindered amine light stabilizer are described herein. The acrylic composition may be in the form of a fiber, thread, yarn, and/or fabric. Also described herein are methods of making and using the acrylic compositions and articles comprising an acrylic composition as described herein.
Source: PVGPATDIS, file of 2026-04-10 (ipg230926_r1.xml).
Assignees
| Assignee | Type | Place | Also on furp.org | Source |
|---|---|---|---|---|
| Glen Raven, Inc. 12 patents | US company or organization | Burlington, NC | PVGPATDIS, file of 2026-04-10 |
Inventors
| Inventor | Place | Patents | Person page | Source |
|---|---|---|---|---|
| David Buffington | Elon, NC | 3 | PVGPATDIS, file of 2026-04-10 | |
| Gary Kevin Hyde | Allen, TX | 2 | PVGPATDIS, file of 2026-04-10 |
CPC categories
| Subclass | Category | First group | Source |
|---|---|---|---|
| D01F | Chemical features in the manufacture of artificial filaments, threads, fibres, bristles or ribbons; apparatus specially adapted for the manufacture of carbon filaments | D01F6/36 | PVGPATDIS, file of 2026-04-10 |
| C08K | Use of inorganic or non-macromolecular organic substances as compounding ingredients | C08K5/005 | PVGPATDIS, file of 2026-04-10 |
| C08L | Compositions of macromolecular compounds | C08L33/20 | PVGPATDIS, file of 2026-04-10 |
| D02G | Crimping or curling fibres, filaments, threads, or yarns; yarns or threads | D02G3/02 | PVGPATDIS, file of 2026-04-10 |
| D10B | Indexing scheme associated with sublasses of section d, relating to textiles | D10B2321/10 | 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 |
|---|---|---|---|---|---|
| 2020-03-05 | Assignment Assignment of assignor's interest | BUFFINGTON, DAVID signed 2020-02-04 HYDE, GARY KEVIN signed 2020-02-11 | GLEN RAVEN, INC. GLEN RAVEN, NC | 52027/904 | 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.