- All sections
- E - Fixed constructions
- E04B - General building constructionswalls, e.g. partitionsroofsfloorsceilingsinsulation or other protection of buildings
- E04B 9/08 - CeilingsConstruction of ceilings, e.g. false ceilingsCeiling construction with regard to insulation characterised by constructional features of the supporting construction having the capability of expansion
Patent holdings for IPC class E04B 9/08
Total number of patents in this class: 26
10-year publication summary
|
2
|
0
|
2
|
2
|
3
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4
|
1
|
3
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0
|
0
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| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Plafometal | 7 |
5 |
| Hilti Aktiengesellschaft | 3391 |
3 |
| Worthington Armstrong Venture | 111 |
3 |
| Saint-Gobain Ecophon AB | 170 |
2 |
| Saint-Gobain Placo | 200 |
2 |
| USG Interiors, Inc. | 53 |
2 |
| USG Interiors, LLC | 315 |
2 |
| Saint-Gobain Placo SAS | 141 |
1 |
| Studform Pty Ltd | 5 |
1 |
| Dolle A/S | 7 |
1 |
| ROCKWOOL International A/S | 310 |
1 |
| Extiel Hdc, Llс | 1 |
1 |
| Sciencebydesign LabSystems India Pvt. Ltd. | 1 |
1 |
| Quickset Limited | 2 |
1 |
| Other owners | 0 |