- All sections
- E - Fixed constructions
- E04B - General building constructionswalls, e.g. partitionsroofsfloorsceilingsinsulation or other protection of buildings
- E04B 1/28 - Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons the supporting parts consisting of other material
Patent holdings for IPC class E04B 1/28
Total number of patents in this class: 51
10-year publication summary
|
4
|
3
|
6
|
8
|
9
|
3
|
5
|
1
|
4
|
4
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Uhcs Property SA | 11 |
4 |
| Innovative Building Technologies, LLC | 68 |
2 |
| Mitek Holdings, Inc. | 252 |
2 |
| Nama Development LLC | 4 |
2 |
| Wabash National, L.P. | 298 |
2 |
| Ustinov, Jihan | 6 |
2 |
| The Boeing Company | 20131 |
1 |
| DSM IP Assets B.V. | 5572 |
1 |
| Elevate Structure Inc. | 1 |
1 |
| Fortress Iron, LP | 92 |
1 |
| Gaviota Simbac, S.L. | 35 |
1 |
| Georgia-Pacific Consumer Products LP | 110 |
1 |
| Korea Hydro & Nuclear Power Co., Ltd. | 474 |
1 |
| Makahper AB | 2 |
1 |
| Pontificia Universidad Javeriana | 55 |
1 |
| The Research Foundation for The State University of New York | 1636 |
1 |
| Sigma DEK Ltd. | 13 |
1 |
| Thermo Structure Inc. | 10 |
1 |
| Top Glass EU SA | 4 |
1 |
| Tundra Composites, LLC | 72 |
1 |
| Other owners | 23 |