- All sections
- C - Chemistrymetallurgy
- C08C - Treatment or chemical modification of rubbers
- C08C 19/00 - Chemical modification of rubber
Patent holdings for IPC class C08C 19/00
Total number of patents in this class: 217
10-year publication summary
|
13
|
14
|
15
|
14
|
12
|
12
|
11
|
10
|
12
|
4
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Bridgestone Corporation | 7262 |
33 |
| Zeon Corporation | 4151 |
18 |
| Arlanxeo Deutschland GmbH | 278 |
13 |
| The Yokohama Rubber Co., Ltd. | 4116 |
7 |
| Asahi Kasei Kabushiki Kaisha | 2834 |
7 |
| JSR Corporation | 2558 |
6 |
| Compagnie Generale des Etablissements Michelin | 4971 |
6 |
| Compagnie générale des établissements Michelin SCA | 2718 |
5 |
| Sumitomo Rubber Industries, Ltd. | 4727 |
5 |
| Kuraray Co., Ltd. | 3591 |
5 |
| Sekisui Chemical Co., Ltd. | 3619 |
5 |
| Eneos Materials Corporation | 280 |
5 |
| Centre National de La Recherche Scientifique | 11026 |
4 |
| The Goodyear Tire & Rubber Company | 2394 |
4 |
| Continental Reifen Deutschland GmbH | 2540 |
3 |
| Evonik Operations GmbH | 4368 |
3 |
| LG Chem, Ltd. | 17929 |
2 |
| 6732667 Manitoba Inc. | 2 |
2 |
| Algix, LLC | 27 |
2 |
| Asahi Kasei Chemicals Corporation | 548 |
2 |
| Other owners | 80 |