Patents
US 12338384 B2: Abrasive articles and methods of forming same
- Granted
- 2025-06-24
- Filed
- 2020-12-23 application 17132302
- Type
- Utility · 17 claims
- Elsewhere
- Google Patents ↗ · USPTO patent document ↗ · USPTO Patent Center record ↗
Abstract
A coated abrasive article includes a substrate and a plurality of abrasive particles overlying the substrate, wherein at least 5% of the plurality of abrasive particles is tooth-shaped abrasive particles.
Source: PVGPATDIS, file of 2026-04-10 (ipg250624.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 | |
| Darrell K. Everts | Schenectady, NY | 17 | PVGPATDIS, file of 2026-04-10 | |
| Hua Fan | Southborough, MA | 36 | PVGPATDIS, file of 2026-04-10 | |
| Sujatha Iyengar | Northborough, MA | 30 | PVGPATDIS, file of 2026-04-10 | |
| Christopher Arcona | Northborough, MA | 29 | PVGPATDIS, file of 2026-04-10 | |
| Anthony F. Martone | Cambridge, MA | 18 | 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 | C09K3/1409 | PVGPATDIS, file of 2026-04-10 |
| B24D | Tools for grinding, buffing or sharpening | B24D11/001 | PVGPATDIS, file of 2026-04-10 |
| C08K | Use of inorganic or non-macromolecular organic substances as compounding ingredients | C08K3/22 | PVGPATDIS, file of 2026-04-10 |
| C09C | Treatment of inorganic materials, other than fibrous fillers, to enhance their pigmenting or filling properties ; preparation of carbon black ; ; preparation of inorganic materials which are no single chemical compounds and which are mainly used as pigments or fillers | C09C1/407 | 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 |
|---|---|---|---|---|---|
| 2021-02-25 | Assignment Assignment of assignor's interest | REHRIG, PAUL W. signed 2021-01-07 IYENGAR, SUJATHA K. signed 2021-01-08 MARLIN, SAMUEL S. signed 2021-01-08 TANIKELLA, BRAHMANANDAM V. signed 2021-01-08 VUJCIC, STEFAN signed 2021-01-08 FAN, HUA signed 2021-01-11 MARTONE, ANTHONY signed 2021-01-11 AUSCHER, MARIE-CAMILLE signed 2021-01-13 BAUER, RALPH signed 2021-01-14 EVERTS, DARRELL K. signed 2021-01-22 ARCONA, CHRISTOPHER signed 2021-01-25 | SAINT-GOBAIN CERAMICS & PLASTICS, INC. WORCESTER, MA | 55407/433 | 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.