- All sections
- E - Fixed constructions
- E04F - Finishing work on buildings, e.g. stairs, floors
- E04F 21/16 - Implements for after-treatment of plaster or the like, e.g. smoothing tools, profile trowels
Patent holdings for IPC class E04F 21/16
Total number of patents in this class: 180
10-year publication summary
|
14
|
21
|
18
|
17
|
15
|
28
|
14
|
17
|
8
|
1
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| JLG Industries, Inc. | 263 |
11 |
| Cnvs (assignment for The Benefit of Creditors), LLC | 18 |
11 |
| Ez-pro Texture Inc. | 13 |
8 |
| Exceptional IP Holdings, LLC | 19 |
6 |
| Milwaukee Electric Tool Corporation | 4695 |
6 |
| Saint-Gobain Weber France | 69 |
5 |
| Scott Cutters Limited | 22 |
5 |
| United States Gypsum Company | 900 |
5 |
| Guangdong Bright Dream Robotics Co., Ltd. | 161 |
5 |
| Saint-Gobain Weber | 178 |
4 |
| Wagman Metal Products, Inc. | 15 |
4 |
| NELA GmbH | 10 |
4 |
| Canvas Construction, Inc. | 15 |
4 |
| Acufloor, L.L.C. | 64 |
3 |
| Etablissements Pierre Grehal et Cie SA | 27 |
3 |
| Hangzhou Great Star Industrial Co., Ltd. | 675 |
3 |
| Q-bot Limited | 26 |
3 |
| The Boeing Company | 20106 |
2 |
| 2446914 Ontario Inc. | 18 |
2 |
| Bostik, Inc. | 184 |
2 |
| Other owners | 84 |