- Sections
- C - Chimie; métallurgie
- C01B - Chimie inorganique éléments non métalliques; leurs composés
- C01B 17/64 - Thiosulfates; Dithionites; Polythionates
Détention brevets de la classe C01B 17/64
Brevets de cette classe: 71
Historique des publications depuis 10 ans
|
0
|
3
|
7
|
5
|
8
|
10
|
6
|
3
|
6
|
2
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Propriétaires principaux
| Proprétaire |
Total
|
Cette classe
|
|---|---|---|
| Hope Medical Enterprises, Inc. | 49 |
15 |
| Tessenderlo Kerley, Inc. | 128 |
8 |
| Bill Archer LLC | 6 |
6 |
| ThioSolv, LLC | 19 |
5 |
| Tessenderlo Group, NV | 145 |
5 |
| Merichem Company | 66 |
4 |
| Clarke Rajchel Engineering, LLC | 3 |
3 |
| Mytech Co., Ltd. | 22 |
2 |
| Fennec Pharmaceuticals Inc. | 20 |
2 |
| Haldor Topsøe A/S | 698 |
2 |
| Rocher Manganese, Inc. | 6 |
2 |
| Zaozhuang Dexin Environmental Protection Technology Ltd. | 2 |
2 |
| Ceres Technology, LLC | 3 |
2 |
| Eastman Kodak Company | 3444 |
1 |
| Nichia Corporation | 3394 |
1 |
| Merz North America, Inc. | 30 |
1 |
| Nanjing Tech University | 218 |
1 |
| Osaka University | 3143 |
1 |
| The Shepherd Color Company | 46 |
1 |
| The University Court of the University of Edinburgh | 457 |
1 |
| Autres propriétaires | 6 |