- All sections
- E - Fixed constructions
- E04C - Structural elementsbuilding materials
- E04C 3/12 - JoistsGirders, trusses, or truss-like structures, e.g. prefabricatedLintelsTransoms of wood, e.g. with reinforcements, with tensioning members
Patent holdings for IPC class E04C 3/12
Total number of patents in this class: 137
10-year publication summary
|
18
|
16
|
17
|
16
|
10
|
11
|
8
|
9
|
6
|
6
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Stora Enso Oyj | 1652 |
14 |
| Loggo IP Pty Ltd in its Capacity AS Trustee for Thornton IP Trust | 15 |
9 |
| Modvion AB | 17 |
6 |
| Pacific Woodtech Corporation | 40 |
4 |
| Simpson Strong-Tie Company, Inc. | 733 |
4 |
| Knapp GmbH | 33 |
3 |
| Envirobon, Inc. | 19 |
3 |
| Illinois Tool Works Inc. | 11494 |
2 |
| Columbia Insurance Company | 1522 |
2 |
| Mitek Holdings, Inc. | 252 |
2 |
| Sika Technology AG | 2875 |
2 |
| Solive Ajourée 2000 Inc., | 6 |
2 |
| Universitat Stuttgart | 273 |
2 |
| University of Canterbury | 32 |
2 |
| UPM-Kymmene Wood Oy | 28 |
2 |
| Weyerhaeuser Company | 63 |
2 |
| Wolf Modul GmbH | 6 |
2 |
| T3 Building Solutions Limited | 2 |
2 |
| Isotimber Holding AB (publ) | 2 |
2 |
| Harper, Kenneth Edward Creighton | 2 |
2 |
| Other owners | 68 |