- All sections
- E - Fixed constructions
- E04B - General building constructions; walls, e.g. partitions; roofs; floors; ceilings; insulation or other protection of buildings
- E04B 7/22 - Roofs consisting of self-supporting slabs, e.g. able to be loaded the slabs having insulating properties, e.g. being laminated with layers of insulating material
Patent holdings for IPC class E04B 7/22
Total number of patents in this class: 94
10-year publication summary
|
16
|
11
|
11
|
10
|
14
|
8
|
17
|
8
|
7
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| ROCKWOOL International A/S | 311 |
5 |
| Ultraframe (UK) Limited | 45 |
4 |
| SABIC Global Technologies B.V. | 4199 |
3 |
| NEXII Building Solutions Inc. | 45 |
3 |
| Megawall Australia Pty Ltd | 3 |
3 |
| Dow Global Technologies LLC | 10149 |
2 |
| Georgia-Pacific Gypsum LLC | 211 |
2 |
| Blue Tomato, LLC | 18 |
2 |
| The Florida International University Board of Trustees | 581 |
2 |
| Holcim Technology Ltd. | 962 |
2 |
| James Hardie Technology Limited | 464 |
2 |
| Kingspan Research and Developments Limited | 37 |
2 |
| Louisiana-Pacific Corporation | 225 |
2 |
| United States Gypsum Company | 1003 |
2 |
| Zynnovation LLC | 11 |
2 |
| Rockwool A/S | 784 |
2 |
| RC Panels Holding BV | 4 |
2 |
| Bmic LLC | 682 |
2 |
| Automatic Construction Inc. | 2 |
2 |
| ArcelorMittal | 2060 |
1 |
| Other owners | 47 |