- All sections
- E - Fixed constructions
- E04C - Structural elementsbuilding materials
- E04C 2/36 - Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by the shape or structure composed of two or more spaced sheet-like parts spaced apart by transversely-placed strip material, e.g. honeycomb panels
Patent holdings for IPC class E04C 2/36
Total number of patents in this class: 260
10-year publication summary
|
22
|
35
|
28
|
29
|
21
|
17
|
13
|
16
|
11
|
5
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| The Boeing Company | 20051 |
13 |
| Fritz Egger GmbH & Co. og | 243 |
5 |
| Inter IKEA Systems B.V. | 418 |
5 |
| LG Hausys, Ltd. | 822 |
5 |
| The Swisscore AG | 5 |
5 |
| Zephyros, Inc. | 656 |
5 |
| Euro-composites S.A. | 38 |
4 |
| Fergusson's Advanced Composite Technology Limited | 8 |
4 |
| Hexcel Corporation | 300 |
4 |
| IKEA Supply AG | 222 |
4 |
| Rigidcore Group LLC | 8 |
4 |
| Composite Panel Systems, LLC | 37 |
3 |
| Eastman Chemical Company | 2216 |
3 |
| Kingspan Holdings (IRL) Limited | 443 |
3 |
| Rehau AG + Co | 400 |
3 |
| Sonaca S.A. | 58 |
3 |
| Textron Innovations Inc. | 2305 |
3 |
| Mighty Buildings, Inc. | 65 |
3 |
| Yazaki Energy System Corporation | 97 |
2 |
| Awa Paper Mfg. Co., Ltd. | 14 |
2 |
| Other owners | 177 |