- All sections
- E - Fixed constructions
- E04B - General building constructionswalls, e.g. partitionsroofsfloorsceilingsinsulation or other protection of buildings
- E04B 2/48 - Walls having cavities between, as well as in, the elementsWalls of elements each consisting of two or more parts, kept in distance by means of spacers, at least one of the parts having cavities using elements having specially designed means for stabilising the positionSpacers for cavity walls by filling material with or without reinforcements in small channels in, or in grooves between, the elements
Patent holdings for IPC class E04B 2/48
Total number of patents in this class: 13
10-year publication summary
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5
|
0
|
1
|
0
|
2
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0
|
2
|
0
|
0
|
0
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| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Bailey Metal Products Limited | 80 |
1 |
| Geo-hidrol, S.A. | 4 |
1 |
| Geovent LLC | 1 |
1 |
| Hohmann & Barnard, Incorporated | 127 |
1 |
| Polycrete International Inc. | 8 |
1 |
| Sika Technology AG | 2927 |
1 |
| Universidade de Aveiro | 168 |
1 |
| Max-Block Development L.L.C. | 5 |
1 |
| Iida Group Holdings Co., Ltd. | 12 |
1 |
| Iso-air Investments Pty Ltd | 1 |
1 |
| Zeenni Engenharia e Construções Ltda | 1 |
1 |
| Harbin Dacheng Green Building Co. Ltd. | 2 |
1 |
| Tremco CPG Inc. | 306 |
1 |
| Other owners | 0 |