- All sections
- E - Fixed constructions
- E04B - General building constructionswalls, e.g. partitionsroofsfloorsceilingsinsulation or other protection of buildings
- E04B 2/78 - Removable non-load-bearing partitionsPartitions with a free upper edge with framework or posts of metal characterised by special cross-section of the frame members
Patent holdings for IPC class E04B 2/78
Total number of patents in this class: 257
10-year publication summary
|
26
|
29
|
30
|
28
|
24
|
17
|
18
|
15
|
20
|
10
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Knauf Gips KG | 643 |
18 |
| Steelcase Inc. | 1281 |
12 |
| DIRTT Environmental Solutions, Ltd. | 308 |
8 |
| Fellowes, Inc. | 373 |
7 |
| Behr Process Corporation | 180 |
6 |
| Saint-Gobain Placo | 275 |
6 |
| Telling Industries, LLC | 20 |
6 |
| Eaton Intelligent Power Limited | 6257 |
6 |
| Hadley Industries Overseas Holdings Limited | 39 |
5 |
| Saint-Gobain Placo SAS | 164 |
5 |
| ClarkWestern Dietrich Building Systems LLC | 109 |
4 |
| Doka GmbH | 168 |
4 |
| Krueger International, Inc. | 382 |
4 |
| Series International, LLC | 63 |
4 |
| Beijing New Building Materials Public Limited Company | 107 |
4 |
| Manni Green Tech SRL | 7 |
4 |
| Pillar Patent Holdings LLC | 6 |
4 |
| Abatement Technologies, Inc. | 42 |
3 |
| Protektorwerk Florenz Maisch GmbH & Co. KG | 100 |
3 |
| Varidesk, LLC | 92 |
3 |
| Other owners | 141 |