- Sections
- C - Chimiemétallurgie
- C07C - Composés acycliques ou carbocycliques
- C07C 47/04 - Formaldéhyde
Détention brevets de la classe C07C 47/04
Brevets de cette classe: 102
Historique des publications depuis 10 ans
|
5
|
7
|
4
|
11
|
6
|
8
|
7
|
7
|
5
|
6
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Propriétaires principaux
| Proprétaire |
Total
|
Cette classe
|
|---|---|---|
| BASF SE | 21320 |
10 |
| Johnson Matthey Public Limited Company | 1767 |
9 |
| Johnson Matthey Davy Technologies Limited | 530 |
5 |
| Celanese International Corporation | 912 |
4 |
| Arkema France | 4250 |
3 |
| Celanese Sales Germany GmbH | 128 |
3 |
| Haldor Topsøe A/S | 636 |
3 |
| Topsoe A/S | 1060 |
3 |
| Panasonic Intellectual Property Management Co., Ltd. | 34335 |
2 |
| Ajou University Industry-academic Cooperation Foundation | 1192 |
2 |
| Eastman Chemical Company | 2097 |
2 |
| Enerkem Inc. | 89 |
2 |
| Lucite International UK Limited | 44 |
2 |
| Lyondell Chemical Technology, L.P. | 242 |
2 |
| Mitsubishi Gas Chemical Company, Inc. | 3634 |
2 |
| Polyplastics Co., Ltd. | 597 |
2 |
| SABIC Global Technologies B.V. | 4614 |
2 |
| The Regents of the University of California | 20842 |
1 |
| ExxonMobil Research And Engineering Company | 2398 |
1 |
| BASF Corporation | 1679 |
1 |
| Autres propriétaires | 41 |