- Sections
- C - Chimiemétallurgie
- C07C - Composés acycliques ou carbocycliques
- C07C 53/12 - Anhydride acétique
Détention brevets de la classe C07C 53/12
Brevets de cette classe: 28
Historique des publications depuis 10 ans
|
1
|
0
|
0
|
1
|
0
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5
|
1
|
2
|
2
|
1
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Propriétaires principaux
| Proprétaire |
Total
|
Cette classe
|
|---|---|---|
| Eastman Chemical Company | 2094 |
6 |
| Oxea GmbH | 91 |
2 |
| Solvay Acetow GmbH | 25 |
2 |
| Titan Wood Limited | 59 |
2 |
| Twist Bioscience Corporation | 267 |
2 |
| Hyconix, Inc. | 9 |
2 |
| BP Chemicals Limited | 70 |
1 |
| Celanese International Corporation | 912 |
1 |
| Daicel Corporation | 2549 |
1 |
| Equistar Chemicals, LP | 346 |
1 |
| Lyondell Chemical Technology, L.P. | 242 |
1 |
| LyondellBasell Acetyls, LLC | 95 |
1 |
| Novomer, Inc. | 141 |
1 |
| The University of North Carolina at Chapel Hill | 2114 |
1 |
| Cerdia International GmbH | 42 |
1 |
| Cleantech Building Materials Plc | 5 |
1 |
| Evonik Operations GmbH | 4384 |
1 |
| Cleantech Building Materials plc | 1 |
1 |
| Autres propriétaires | 0 |