- All sections
- B - Performing operationstransporting
- B24B - Machines, devices, or processes for grinding or polishingdressing or conditioning of abrading surfacesfeeding of grinding, polishing, or lapping agents
- B24B 3/28 - Sharpening cutting edges, e.g. of toolsAccessories therefor, e.g. for holding the tools of drills of the point of twist drills by swivelling the drill around an axis angularly to the drill axis
Patent holdings for IPC class B24B 3/28
Total number of patents in this class: 10
10-year publication summary
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1
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1
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2
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0
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2
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0
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0
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0
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0
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0
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| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Saint-Gobain Abrasifs | 618 |
3 |
| Saint-Gobain Abrasives, Inc. | 863 |
3 |
| 3m Innovative Properties Company | 17484 |
1 |
| Applied Materials, Inc. | 20438 |
1 |
| Montrae Mining Pty Ltd | 6 |
1 |
| Washington Mills Management, Inc. | 20 |
1 |
| Other owners | 0 |