- All sections
- E - Fixed constructions
- E04G - Scaffolding; forms; shuttering; building implements or aids, or their use; handling building materials on the site; repairing, breaking-up or other work on existing buildings
- E04G 21/00 - Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
Patent holdings for IPC class E04G 21/00
Total number of patents in this class: 409
10-year publication summary
|
31
|
24
|
30
|
15
|
28
|
26
|
13
|
22
|
16
|
1
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| NEXII Building Solutions Inc. | 46 |
8 |
| DTM Innovations LLC | 21 |
7 |
| Owens Corning Intellectual Capital, LLC | 1557 |
6 |
| AADG, Inc. | 70 |
5 |
| South China University of Technology | 1703 |
5 |
| Universidad Tecnica Federico Santa Maria | 127 |
4 |
| GCP Applied Technologies Inc. | 467 |
3 |
| Johns Manville | 964 |
3 |
| Mitomo Corporation | 8 |
3 |
| Big Time Investment, LLC | 38 |
3 |
| St-jean, Denis | 3 |
3 |
| Shaw Craftsman Concrete, LLC | 26 |
3 |
| China Construction Science & Technology Group Co., Ltd. | 24 |
3 |
| University of Southern California | 2077 |
2 |
| 3L-Innogenie Inc. | 4 |
2 |
| Adobe Building Systems, LLC | 2 |
2 |
| Bailey Metal Products Limited | 85 |
2 |
| Base King, LLC | 11 |
2 |
| BLH Technologies Inc. | 31 |
2 |
| Cable Bridge Enterprises Limited | 3 |
2 |
| Other owners | 339 |