- 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: 245
10-year publication summary
|
16
|
24
|
29
|
28
|
24
|
21
|
16
|
14
|
14
|
14
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Knauf Gips KG | 616 |
15 |
| Steelcase Inc. | 1323 |
12 |
| DIRTT Environmental Solutions, Ltd. | 309 |
8 |
| Fellowes, Inc. | 362 |
7 |
| Behr Process Corporation | 190 |
6 |
| Saint-Gobain Placo | 243 |
6 |
| Telling Industries, LLC | 17 |
6 |
| Eaton Intelligent Power Limited | 6049 |
6 |
| Hadley Industries Overseas Holdings Limited | 40 |
5 |
| ClarkWestern Dietrich Building Systems LLC | 102 |
4 |
| Krueger International, Inc. | 367 |
4 |
| Saint-Gobain Placo SAS | 156 |
4 |
| Series International, LLC | 61 |
4 |
| Beijing New Building Materials Public Limited Company | 98 |
4 |
| Manni Green Tech SRL | 7 |
4 |
| Pillar Patent Holdings LLC | 5 |
4 |
| Abatement Technologies, Inc. | 42 |
3 |
| Protektorwerk Florenz Maisch GmbH & Co. KG | 96 |
3 |
| Varidesk, LLC | 98 |
3 |
| Brandon C. Winn | 6 |
3 |
| Other owners | 134 |