- 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 3/36 - Sharpening cutting edges, e.g. of toolsAccessories therefor, e.g. for holding the tools of cutting blades
Patent holdings for IPC class B24B 3/36
Total number of patents in this class: 165
10-year publication summary
|
20
|
13
|
20
|
13
|
15
|
20
|
14
|
13
|
14
|
3
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Darex, LLC | 157 |
23 |
| Edgecraft Corporation | 124 |
8 |
| Tormek AB | 35 |
8 |
| Futura S.p.A. | 137 |
4 |
| Smith's Consumer Products, Inc. | 104 |
4 |
| The Hillman Group, Inc. | 400 |
3 |
| Johannes Franzen GmbH & Co. KG | 5 |
3 |
| Williams & White Machine Inc. | 3 |
3 |
| Bauer Hockey Ltd. | 350 |
3 |
| Foley United, LLC | 3 |
3 |
| Covidien LP | 10649 |
2 |
| Amada Company, Limited | 526 |
2 |
| Disco Corporation | 1813 |
2 |
| FABIO PERINI S.p.A. | 149 |
2 |
| Foley-Belsaw | 2 |
2 |
| Milwaukee Electric Tool Corporation | 4115 |
2 |
| Mundial, Inc. | 5 |
2 |
| Ningbo Sanhan Alloy Material Co., Ltd. | 21 |
2 |
| Razor Edge Systems, Inc. | 31 |
2 |
| Rosjoh Pty Ltd | 4 |
2 |
| Other owners | 83 |