- All sections
- C - Chemistry; metallurgy
- 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: 215
10-year publication summary
|
13
|
17
|
13
|
14
|
15
|
14
|
12
|
12
|
10
|
4
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Bridgestone Corporation | 7067 |
36 |
| Zeon Corporation | 3854 |
18 |
| Arlanxeo Deutschland GmbH | 302 |
16 |
| JSR Corporation | 2476 |
7 |
| The Yokohama Rubber Co., Ltd. | 3929 |
7 |
| Compagnie Generale des Etablissements Michelin | 4450 |
6 |
| Eneos Materials Corporation | 141 |
6 |
| Sumitomo Rubber Industries, Ltd. | 4421 |
5 |
| Asahi Kasei Kabushiki Kaisha | 2429 |
5 |
| Kuraray Co., Ltd. | 3392 |
5 |
| The Goodyear Tire & Rubber Company | 2569 |
4 |
| Compagnie générale des établissements Michelin SCA | 2477 |
4 |
| Centre National de La Recherche Scientifique | 9632 |
3 |
| Continental Reifen Deutschland GmbH | 2324 |
3 |
| ExxonMobil Chemical Patents Inc. | 4286 |
3 |
| 6732667 Manitoba Inc. | 3 |
3 |
| LG Chem, Ltd. | 17205 |
2 |
| Algix, LLC | 22 |
2 |
| Asahi Kasei Chemicals Corporation | 809 |
2 |
| Denka Company Limited | 2189 |
2 |
| Other owners | 76 |