- All sections
- E - Fixed constructions
- E04B - General building constructions; walls, e.g. partitions; roofs; floors; ceilings; insulation or other protection of buildings
- E04B 2/50 - Walls having cavities between, as well as in, the elements; Walls 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 a general shape differing from that of a parallelepiped
Patent holdings for IPC class E04B 2/50
Total number of patents in this class: 9
10-year publication summary
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3
|
1
|
2
|
4
|
3
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0
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0
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2
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2
|
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
|
|---|---|---|
| Keystone Retaining Wall Systems LLC | 224 |
2 |
| Segi Synthetic Environment Co., Ltd. | 2 |
1 |
| United States Department of Energy | 224 |
1 |
| Anchor Wall Systems Limited | 15 |
1 |
| Fsn, LLC | 2 |
1 |
| Iso-air Investments Pty Ltd | 1 |
1 |
| Battelle Savannah River Alliance, LLC | 214 |
1 |
| Red Point Spółka z ograniczoną odpowiedzialnością | 2 |
1 |
| Other owners | 0 |