- All sections
- E - Fixed constructions
- E04B - General building constructionswalls, e.g. partitionsroofsfloorsceilingsinsulation or other protection of buildings
- E04B 2/82 - Removable non-load-bearing partitionsPartitions with a free upper edge characterised by the manner in which edges are connected to the buildingMeans thereforSpecial details of easily-removable partitions
Patent holdings for IPC class E04B 2/82
Total number of patents in this class: 461
10-year publication summary
|
28
|
40
|
41
|
37
|
33
|
28
|
20
|
23
|
9
|
0
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| DIRTT Environmental Solutions, Ltd. | 311 |
34 |
| Cemco, LLC | 129 |
26 |
| Hilti Aktiengesellschaft | 3541 |
22 |
| Won-Door Corporation | 104 |
15 |
| Knauf Gips KG | 620 |
14 |
| Krueger International, Inc. | 372 |
12 |
| Modernfold, Inc. | 51 |
9 |
| DIRTT Environmental Solutions Inc. | 59 |
7 |
| Allsteel LLC | 15 |
7 |
| Steelcase Inc. | 1308 |
6 |
| Lumon Invest Oy | 55 |
5 |
| Siniat International SAS | 22 |
5 |
| Specified Technologies Inc. | 82 |
5 |
| Etex Building Performance International SAS | 77 |
5 |
| Advanced Equipment Corporation | 13 |
4 |
| DORMA GmbH + Co. KG | 125 |
4 |
| Teknion Limited | 70 |
4 |
| Solar Innovations LLC | 36 |
4 |
| Abatement Technologies, Inc. | 42 |
3 |
| Bobrick Washroom Equipment, Inc. | 160 |
3 |
| Other owners | 267 |