- Sections
- E - Constructions fixes
- E02D - Fondationsexcavationsdiguesouvrages souterrains ou sous l'eau
- E02D 29/02 - Murs de soutènement ou de protection
Détention brevets de la classe E02D 29/02
Brevets de cette classe: 817
Historique des publications depuis 10 ans
|
74
|
90
|
97
|
80
|
72
|
77
|
66
|
54
|
58
|
30
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Propriétaires principaux
| Proprétaire |
Total
|
Cette classe
|
|---|---|---|
| Terre Armee Internationale | 43 |
33 |
| Keystone Retaining Wall Systems LLC | 188 |
32 |
| Hesco Bastion Limited | 60 |
17 |
| Earth Wall Products, LLC | 28 |
16 |
| Soletanche Freyssinet | 490 |
16 |
| Tensar International Corporation | 137 |
16 |
| Anchor Wall Systems, Inc. | 129 |
14 |
| Les Materiaux de Construction Oldcastle Canada Inc. | 25 |
14 |
| Pavestone, LLC | 79 |
14 |
| Contech Engineered Solutions LLC | 278 |
13 |
| T & B Structural Systems LLC | 14 |
11 |
| Officine Maccaferri S.p.A. | 116 |
10 |
| RISI Stone Inc. | 49 |
9 |
| Zhen's Corporation | 13 |
9 |
| Oldcastle Building Products Canada, Inc. | 174 |
8 |
| Propex Operating Company, LLC | 81 |
8 |
| AWT IP, LLC | 12 |
7 |
| Tricon Precast, Ltd., Tricon Management Corp., a Texas corporation | 16 |
7 |
| Levee Lock, LLC | 7 |
7 |
| Hanforce. Co.,Ltd | 10 |
6 |
| Autres propriétaires | 550 |