- All sections
- E - Fixed constructions
- E04C - Structural elementsbuilding materials
- E04C 1/42 - Building elements of block or other shape for the construction of parts of buildings of glass or other transparent material
Patent holdings for IPC class E04C 1/42
Total number of patents in this class: 64
10-year publication summary
|
5
|
12
|
10
|
8
|
4
|
0
|
4
|
3
|
4
|
1
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| SEVES S.p.A. | 6 |
4 |
| Innovation Glass, LLC | 20 |
3 |
| Cambria Company LLC | 352 |
2 |
| Glass Vice Holdings Limited | 10 |
2 |
| O'keeffe's, Inc. | 58 |
2 |
| Universidad de Sevilla | 369 |
2 |
| Zospeum Holding B.V. | 4 |
2 |
| Seves Glass Block s.r.o. | 3 |
2 |
| BASF SE | 21320 |
1 |
| Sharp Corporation | 10847 |
1 |
| Nitto Denko Corporation | 8565 |
1 |
| Massachusetts Institute of Technology | 10285 |
1 |
| The Regents of the University of Michigan | 5023 |
1 |
| Bormioli Rocco S.A. | 2 |
1 |
| BORMIOLI ROCCO S.p.A. | 10 |
1 |
| Bowling Green State University | 75 |
1 |
| Chryso | 51 |
1 |
| DuPont Lightstone | 2 |
1 |
| EMPA Eidgenössische Materialprüfungs-und Forschungsanstalt | 204 |
1 |
| Fred & Fred | 2 |
1 |
| Other owners | 33 |