- All sections
- E - Fixed constructions
- E04B - General building constructionswalls, e.g. partitionsroofsfloorsceilingsinsulation or other protection of buildings
- E04B 1/18 - Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons
Patent holdings for IPC class E04B 1/18
Total number of patents in this class: 307
10-year publication summary
|
29
|
45
|
36
|
26
|
25
|
29
|
21
|
19
|
13
|
19
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Innovative Building Technologies, LLC | 66 |
8 |
| ConXtech, Inc. | 81 |
6 |
| Nucor Corporation | 417 |
6 |
| SkyRise Global, LLC | 17 |
6 |
| Eaton Intelligent Power Limited | 6256 |
6 |
| Patco, LLC | 43 |
5 |
| Dexspan Technologies LLC | 12 |
5 |
| Owens Corning Intellectual Capital, LLC | 1732 |
4 |
| Sekisui Chemical Co., Ltd. | 3623 |
4 |
| Columbia Insurance Company | 1448 |
3 |
| BlueScope Buildings North America, Inc. | 84 |
3 |
| FlexLink AB | 104 |
3 |
| Tomm Tech Pty Ltd | 8 |
3 |
| OB Development LLC | 3 |
3 |
| Parasol Structures Inc. | 4 |
3 |
| Prefabricated Design Systems, LLC | 11 |
3 |
| Illinois Tool Works Inc. | 11864 |
2 |
| Massachusetts Institute of Technology | 10259 |
2 |
| AADG, Inc. | 77 |
2 |
| Asia Fastening (US), Inc. | 37 |
2 |
| Other owners | 228 |