- Sections
- C - Chimiemétallurgie
- C07D - Composés hétérocycliques
- C07D 317/38 - Carbonate d'éthylène
Détention brevets de la classe C07D 317/38
Brevets de cette classe: 248
Historique des publications depuis 10 ans
|
8
|
10
|
23
|
13
|
18
|
16
|
13
|
12
|
18
|
9
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Propriétaires principaux
| Proprétaire |
Total
|
Cette classe
|
|---|---|---|
| Shell Internationale Research Maatschappij B.V. | 3398 |
20 |
| National Institute of Advanced Industrial Science and Technology | 3794 |
12 |
| BASF SE | 21308 |
11 |
| Asahi Kasei Kabushiki Kaisha | 2834 |
9 |
| Shell USA, Inc. | 1321 |
9 |
| Shell Oil Company | 2067 |
8 |
| The Johns Hopkins University | 5887 |
7 |
| Institute of Process Engineering, Chinese Academy of Sciences | 328 |
7 |
| Maruzen Petrochemical Co., Ltd. | 187 |
7 |
| LG Chem, Ltd. | 17929 |
6 |
| Daikin Industries, Ltd. | 10504 |
6 |
| China Petroleum & Chemical Corporation | 2154 |
6 |
| National University Corporation Kobe University | 571 |
5 |
| Shanghai Research Institute of Petrochemical Technology Sinopec | 259 |
5 |
| Shenzhen Capchem Technology Co., Ltd. | 327 |
5 |
| Mitsubishi Chemical Corporation | 4723 |
4 |
| Mitsubishi Gas Chemical Company, Inc. | 3624 |
4 |
| Sika Technology AG | 3006 |
4 |
| Seoul National University R&db Foundation | 4177 |
4 |
| Ústav organické chemie a biochemie AV {hacek over (C)}R, v.v.i. | 6 |
4 |
| Autres propriétaires | 105 |