- Sections
- C - Chimie; métallurgie
- C01B - Chimie inorganique éléments non métalliques; leurs composés
- C01B 39/54 - Phosphates, p.ex. composés APO ou SAPO
Détention brevets de la classe C01B 39/54
Brevets de cette classe: 323
Historique des publications depuis 10 ans
|
25
|
29
|
39
|
28
|
39
|
26
|
5
|
7
|
9
|
2
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Propriétaires principaux
| Proprétaire |
Total
|
Cette classe
|
|---|---|---|
| Uop LLC | 4083 |
61 |
| Dalian Institute of Chemical Physics, Chinese Academy of Sciences | 614 |
31 |
| Johnson Matthey Public Limited Company | 1852 |
20 |
| NGK Insulators, Ltd. | 4589 |
19 |
| ExxonMobil Chemical Patents Inc. | 4286 |
15 |
| China Petroleum & Chemical Corporation | 1623 |
13 |
| Shanghai Research Institute of Petrochemical Technology Sinopec | 252 |
10 |
| Chevron U.S.A. Inc. | 3774 |
8 |
| Ibiden Co., Ltd. | 1724 |
8 |
| Dow Global Technologies LLC | 10147 |
7 |
| BASF SE | 19740 |
6 |
| BASF Corporation | 2039 |
6 |
| ExxonMobil Research And Engineering Company | 2830 |
5 |
| Mitsubishi Chemical Corporation | 4313 |
5 |
| Tosoh Corporation | 1127 |
4 |
| BASF (China) Co., Ltd. | 755 |
4 |
| California Institute of Technology | 3884 |
3 |
| Consejo Superior de Investigaciones Cientificas (csic) | 1254 |
3 |
| IFP Energies Nouvelles | 2717 |
3 |
| Mitsubishi Plastics, Inc. | 347 |
3 |
| Autres propriétaires | 89 |