- All sections
- E - Fixed constructions
- E04B - General building constructionswalls, e.g. partitionsroofsfloorsceilingsinsulation or other protection of buildings
- E04B 1/74 - Heat, sound or noise insulation, absorption, or reflectionOther 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: 750
10-year publication summary
|
70
|
71
|
69
|
63
|
79
|
45
|
52
|
39
|
31
|
32
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Saint-Gobain Isover | 633 |
33 |
| Rockwool A/S | 781 |
21 |
| Johns Manville | 953 |
17 |
| Owens Corning Intellectual Capital, LLC | 1632 |
16 |
| ROCKWOOL International A/S | 307 |
12 |
| The Boeing Company | 20042 |
9 |
| Zephyros, Inc. | 654 |
9 |
| Tremco CPG Inc. | 308 |
8 |
| BASF SE | 20904 |
6 |
| Adidas AG | 1565 |
6 |
| AFI Licensing LLC | 224 |
6 |
| Applied Minds, LLC | 89 |
6 |
| Armstrong World Industries, Inc. | 357 |
6 |
| Iis Institute for Independent Studies GmbH | 6 |
6 |
| Onx, Inc. | 30 |
6 |
| Halliburton Energy Services, Inc. | 20862 |
5 |
| BlueScope Buildings North America, Inc. | 78 |
5 |
| Knauf Insulation, Inc. | 191 |
5 |
| Knauf Insulation SPRL | 173 |
5 |
| O'daniels, LLC. | 58 |
5 |
| Other owners | 558 |