- All sections
- E - Fixed constructions
- E04B - General building constructionswalls, e.g. partitionsroofsfloorsceilingsinsulation or other protection of buildings
- E04B 5/18 - Floor structures partly formed in situ with stiffening ribs or other beam-like formations wholly cast between filling members
Patent holdings for IPC class E04B 5/18
Total number of patents in this class: 27
10-year publication summary
|
2
|
5
|
4
|
1
|
0
|
3
|
1
|
1
|
2
|
1
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Hickory Design Pty Ltd | 14 |
4 |
| Changsha Broad Homes Industrial Group Co., LED | 18 |
4 |
| Parkd Ltd | 6 |
2 |
| American Fortress Homes, Inc. | 1 |
1 |
| Architectural Design and Research Institute of Tsinghua University Co., Ltd. | 4 |
1 |
| Bailey Metal Products Limited | 81 |
1 |
| Covestro LLC | 594 |
1 |
| Dizenio Inc. | 7 |
1 |
| Gossamer Space Frames | 14 |
1 |
| LATICRETE International, Inc. | 152 |
1 |
| Morton Buildings, Inc. | 37 |
1 |
| New Jersey Institute of Technology | 308 |
1 |
| Nucor Corporation | 411 |
1 |
| Paradigm Focus Product Development Inc. | 9 |
1 |
| Stahlton Engineered Concrete | 1 |
1 |
| Universidad de Sevilla | 365 |
1 |
| Wilian Holding Company | 47 |
1 |
| A2C Materiaux | 1 |
1 |
| China Construction Science and Industry Corporation Ltd. | 56 |
1 |
| China Mcc5 Group Corp. Ltd | 26 |
1 |
| Other owners | 0 |