- All sections
- E - Fixed constructions
- E04F - Finishing work on buildings, e.g. stairs, floors
- E04F 17/08 - Vertical ductsChannels, e.g. for drainage for receiving utility lines, e.g. cables, pipes
Patent holdings for IPC class E04F 17/08
Total number of patents in this class: 79
10-year publication summary
|
7
|
9
|
13
|
10
|
1
|
8
|
2
|
7
|
3
|
2
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Emmeallaenne S.r.l. | 7 |
5 |
| Racool, L.L.C. | 6 |
4 |
| International Business Machines Corporation | 61305 |
3 |
| Reliance Worldwide Corporation | 329 |
3 |
| Thomas & Betts International, Inc. | 164 |
3 |
| Hilti Aktiengesellschaft | 3498 |
2 |
| Southeast University | 1420 |
2 |
| Rectorseal, LLC | 171 |
2 |
| NCC AB | 38 |
2 |
| ecoworks GmbH | 7 |
2 |
| Illinois Tool Works Inc. | 11478 |
1 |
| Arkkitehtitoimisto Karin Krokfors Oy | 4 |
1 |
| Binder Beteiligungs AG | 18 |
1 |
| E-Z Bead LLC | 20 |
1 |
| Fundacion Tecnalia Research & Innovation | 217 |
1 |
| Honeywell Technologies SARL | 31 |
1 |
| J.G. Starew Innovative Solutions, L.L.C. | 1 |
1 |
| Lake Products Limited | 56 |
1 |
| Lifting Point Pty Ltd | 8 |
1 |
| MAQUET (Suzhou) Co., Ltd. | 28 |
1 |
| Other owners | 41 |