- Sections
- C - Chimiemétallurgie
- C08L - Compositions contenant des composés macromoléculaires
- C08L 81/08 - Polysulfonates
Détention brevets de la classe C08L 81/08
Brevets de cette classe: 24
Historique des publications depuis 10 ans
|
2
|
0
|
6
|
2
|
5
|
1
|
2
|
1
|
0
|
3
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Propriétaires principaux
| Proprétaire |
Total
|
Cette classe
|
|---|---|---|
| Chevron U.S.A. Inc. | 3972 |
2 |
| DuPont Electronic Materials International, LLC | 429 |
2 |
| 3m Innovative Properties Company | 17820 |
1 |
| BASF SE | 20945 |
1 |
| LG Chem, Ltd. | 17641 |
1 |
| The Regents of the University of California | 19989 |
1 |
| Xerox Corporation | 6999 |
1 |
| The Boeing Company | 20090 |
1 |
| Eastman Kodak Company | 2873 |
1 |
| Sumitomo Chemical Company, Limited | 9047 |
1 |
| Shin-Etsu Chemical Co., Ltd. | 5674 |
1 |
| Korea Institute of Science and Technology | 2123 |
1 |
| Entegris, Inc. | 1882 |
1 |
| National Institute for Materials Science | 1102 |
1 |
| RASIRC, Inc. | 47 |
1 |
| Shofu, Inc. | 199 |
1 |
| Soochow University | 1739 |
1 |
| Dankook University Cheonan Campus Industry Academic Cooperation Foundation | 107 |
1 |
| Unomedical A/S | 214 |
1 |
| Nissan Chemical Corporation | 2038 |
1 |
| Autres propriétaires | 2 |