- Sections
- E - Constructions fixes
- E02D - Fondationsexcavationsdiguesouvrages souterrains ou sous l'eau
- E02D 31/04 - Enveloppes étanches pour travaux sous pression d'eau
Détention brevets de la classe E02D 31/04
Brevets de cette classe: 23
Historique des publications depuis 10 ans
|
4
|
2
|
2
|
2
|
0
|
3
|
0
|
0
|
3
|
1
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Propriétaires principaux
| Proprétaire |
Total
|
Cette classe
|
|---|---|---|
| Relborgn Pty Ltd; and Triomviri Pty Ltd Trading AS The Grobler Partnersh IP | 5 |
4 |
| GCP Applied Technologies Inc. | 475 |
2 |
| W.R. Meadows, Inc. | 93 |
2 |
| Shanghai Investigation, Design & Research Institute Co., Ltd. | 55 |
2 |
| BeSTDR Infrastructure Hospital (Pingyu) | 3 |
2 |
| AMCOL International Corporation | 247 |
1 |
| Belbridge BVBA | 3 |
1 |
| Poweltec | 15 |
1 |
| Relborgn Pty Ltd | 15 |
1 |
| Saudi Arabian Oil Company | 14469 |
1 |
| Sika Technology AG | 3034 |
1 |
| Tremco Incorporated | 15 |
1 |
| Triomviri Pty Ltd Trading AS The Grobler Partnership | 14 |
1 |
| Trisoplast International B.V. | 9 |
1 |
| China Railway No.5 Engineering Group Co., Ltd. | 18 |
1 |
| Lanzhou Engineering & Research Institute of Nonferrous Metallurgy Co., Ltd. | 1 |
1 |
| Autres propriétaires | 0 |