- All sections
- C - Chemistrymetallurgy
- C08C - Treatment or chemical modification of rubbers
- C08C 2/02 - Purification
Patent holdings for IPC class C08C 2/02
Total number of patents in this class: 56
10-year publication summary
|
10
|
5
|
4
|
4
|
4
|
3
|
1
|
2
|
2
|
1
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Bridgestone Corporation | 7277 |
27 |
| Arlanxeo Deutschland GmbH | 279 |
3 |
| Lanxess Deutschland GmbH | 1152 |
3 |
| Dow Global Technologies LLC | 11072 |
2 |
| Budev B.V. | 6 |
2 |
| Versalis S.P.A. | 528 |
2 |
| Asahi Kasei Chemicals Corporation | 539 |
1 |
| Asahi Kasei Kabushiki Kaisha | 2875 |
1 |
| Association pour les Transferts de Technologies du Mans | 9 |
1 |
| Cooper Tire & Rubber Company | 41 |
1 |
| Hitachi Zosen Corporation | 586 |
1 |
| Lanxess International SA | 20 |
1 |
| List Holding AG | 36 |
1 |
| Ohio State Innovation Foundation | 2432 |
1 |
| Osaka University | 3248 |
1 |
| Sekisui Plastics Co., Ltd. | 322 |
1 |
| Styron Europe GmbH | 48 |
1 |
| UT-Battelle, LLC | 1540 |
1 |
| Yulex, LLC | 4 |
1 |
| Toyo Tire Corporation | 1061 |
1 |
| Other owners | 3 |