- All sections
- E - Fixed constructions
- E04C - Structural elementsbuilding materials
- E04C 3/16 - JoistsGirders, trusses, or truss-like structures, e.g. prefabricatedLintelsTransoms of wood, e.g. with reinforcements, with tensioning members with apertured web, e.g. trusses
Patent holdings for IPC class E04C 3/16
Total number of patents in this class: 78
10-year publication summary
|
5
|
3
|
9
|
4
|
9
|
7
|
6
|
9
|
4
|
1
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Mitek Holdings, Inc. | 243 |
7 |
| United States Gypsum Company | 903 |
5 |
| Builders FirstSource, Inc. | 31 |
5 |
| Illinois Tool Works Inc. | 11713 |
4 |
| Valinge Innovation AB | 1017 |
4 |
| Frametec Alpha IP LLC | 14 |
4 |
| Patenttitoimisto T Poutanen Oy | 5 |
3 |
| Trussed Systems Limited | 3 |
3 |
| Cetres Holdings, LLC | 114 |
2 |
| PERI GmbH | 165 |
2 |
| University of Maryland, College Park | 1063 |
2 |
| Phylem Structures, S.L. | 10 |
2 |
| Patenttitoimisto T. Poutanen | 2 |
2 |
| Mighty Fire Breaker LLC | 95 |
2 |
| Byld IPCO LLC | 9 |
2 |
| The Board of Regents for Oklahoma State University | 152 |
1 |
| Boise Cascade Company a Delaware Corporation | 43 |
1 |
| Briggs Rainbow Buildings, Inc. | 1 |
1 |
| Dizenio Inc. | 7 |
1 |
| Georgia-Pacific Wood Products LLC | 43 |
1 |
| Other owners | 24 |