Patents
US 12129422 B2: Abrasive articles and methods of forming same
- Granted
- 2024-10-29
- Filed
- 2020-12-23 application 17132138
- Type
- Utility · 22 claims
- Elsewhere
- Google Patents ↗ · USPTO patent document ↗ · USPTO Patent Center record ↗
Abstract
A coated abrasive article comprising a substrate and a plurality of abrasive particles having an average solidity of at least 0.87 and less than 0.97, wherein each of the abrasive particles of the plurality of abrasive particles comprises a body and striations extending along an exterior surface of the body in a direction of a length of the body. Further directed to a plurality of extruded shaped abrasive particles comprising an average solidity of at least 0.87.
Source: PVGPATDIS, file of 2026-04-10 (ipg241029.xml).
Assignees
| Assignee | Type | Place | Also on furp.org | Source |
|---|---|---|---|---|
| SAINT-GOBAIN CERAMICS & PLASTICS, INC. 397 patents | US company or organization | Worcester, MA | PVGPATDIS, file of 2026-04-10 |
Inventors
| Inventor | Place | Patents | Person page | Source |
|---|---|---|---|---|
| Samuel S. Marlin | Plan-d'Orgon, FR | 11 | PVGPATDIS, file of 2026-04-10 | |
| Ralph Bauer | Niagara Falls, CA | 57 | PVGPATDIS, file of 2026-04-10 | |
| Stefan Vujcic | Buffalo, NY | 6 | PVGPATDIS, file of 2026-04-10 | |
| Paul W. Rehrig | Sterling, MA | 15 | PVGPATDIS, file of 2026-04-10 | |
| Marie-Camille Auscher | Shrewsbury, MA | 3 | PVGPATDIS, file of 2026-04-10 | |
| Mark J. Hampden-Smith | Chelmsford, MA | 35 | PVGPATDIS, file of 2026-04-10 | |
| Brahmanandam V. Tanikella | Northborough, MA | 18 | PVGPATDIS, file of 2026-04-10 |
CPC categories
| Subclass | Category | First group | Source |
|---|---|---|---|
| C09K | Materials for miscellaneous applications, not provided for elsewhere | C09K3/1427 | PVGPATDIS, file of 2026-04-10 |
| B24D | Tools for grinding, buffing or sharpening | B24D18/0063 | 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 |
|---|---|---|---|---|---|
| 2021-04-22 | Assignment Assignment of assignor's interest | REHRIG, PAUL W. signed 2021-01-07 MARLIN, SAMUEL S. signed 2021-01-08 TANIKELLA, BRAHMANANDAM V. signed 2021-01-08 VUJCIC, STEFAN signed 2021-01-08 AUSCHER, MARIE-CAMILLE signed 2021-01-13 BAUER, RALPH signed 2021-01-14 HAMPDEN-SMITH, MARK signed 2021-04-09 | SAINT-GOBAIN CERAMICS & PLASTICS, INC. WORCESTER, MA | 56000/186 | 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.