- All sections
- E - Fixed constructions
- E04B - General building constructions; walls, e.g. partitions; roofs; floors; ceilings; insulation or other protection of buildings
- E04B 1/74 - Heat, sound or noise insulation, absorption, or reflection; Other building methods affording favourable thermal or acoustical conditions, e.g. accumulating of heat within walls
Patent holdings for IPC class E04B 1/74
Total number of patents in this class: 728
10-year publication summary
|
77
|
70
|
71
|
68
|
60
|
76
|
37
|
47
|
37
|
8
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Saint-Gobain Isover | 603 |
31 |
| Rockwool A/S | 753 |
20 |
| Johns Manville | 980 |
18 |
| Owens Corning Intellectual Capital, LLC | 1456 |
14 |
| ROCKWOOL International A/S | 323 |
13 |
| Zephyros, Inc. | 613 |
9 |
| The Boeing Company | 19843 |
8 |
| CertainTeed Corporation | 299 |
7 |
| BASF SE | 19740 |
6 |
| Iis Institute for Independent Studies GmbH | 6 |
6 |
| O'daniels, LLC. | 55 |
6 |
| Halliburton Energy Services, Inc. | 20165 |
5 |
| Dow Global Technologies LLC | 10147 |
5 |
| AFI Licensing LLC | 204 |
5 |
| Applied Minds, LLC | 84 |
5 |
| Aspen Aerogels, Inc. | 217 |
5 |
| BlueScope Buildings North America, Inc. | 76 |
5 |
| Knauf Insulation SPRL | 167 |
5 |
| Onx, Inc. | 14 |
5 |
| Tremco CPG Inc. | 288 |
5 |
| Other owners | 545 |