- Sections
- C - Chimie; métallurgie
- C07C - Composés acycliques ou carbocycliques
- C07C 31/20 - Alcools dihydroxyliques
Détention brevets de la classe C07C 31/20
Brevets de cette classe: 1073
Historique des publications depuis 10 ans
|
47
|
59
|
94
|
68
|
80
|
80
|
82
|
80
|
57
|
14
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Propriétaires principaux
| Proprétaire |
Total
|
Cette classe
|
|---|---|---|
| Shell Internationale Research Maatschappij B.V. | 3792 |
110 |
| Shell Oil Company | 2196 |
66 |
| BASF SE | 19740 |
50 |
| Daicel Corporation | 2128 |
26 |
| Archer Daniels Midland Company | 1164 |
25 |
| Avantium Knowledge Centre B.V. | 157 |
25 |
| Evonik Operations GmbH | 3879 |
23 |
| Shell USA, Inc. | 1074 |
23 |
| Dalian Institute of Chemical Physics, Chinese Academy of Sciences | 614 |
18 |
| Genomatica, Inc. | 514 |
18 |
| Changchun Meihe Science and Technology Development Co.,Ltd | 27 |
18 |
| Mitsubishi Chemical Corporation | 4313 |
17 |
| Toray Industries, Inc. | 6652 |
13 |
| Asahi Kasei Chemicals Corporation | 809 |
13 |
| LG Chem, Ltd. | 17205 |
12 |
| The Coca-Cola Company | 2528 |
12 |
| Chevron Phillips Chemical Company LP | 1779 |
11 |
| Eastman Chemical Company | 2239 |
11 |
| Johnson Matthey Davy Technologies Limited | 216 |
9 |
| T.en Process Technology, Inc. | 53 |
9 |
| Autres propriétaires | 564 |