- All sections
- C - Chemistrymetallurgy
- C08G - Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
- C08G 18/69 - Polymers of conjugated dienes
Patent holdings for IPC class C08G 18/69
Total number of patents in this class: 348
10-year publication summary
|
20
|
37
|
37
|
35
|
30
|
24
|
22
|
22
|
19
|
20
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Sika Technology AG | 2890 |
31 |
| BASF SE | 21071 |
16 |
| Carbon, Inc. | 402 |
13 |
| Henkel AG & Co. KGaA | 10647 |
10 |
| DKS Co. Ltd. | 204 |
10 |
| Acushnet Company | 2542 |
8 |
| Dow Global Technologies LLC | 10494 |
8 |
| Bostik SA | 654 |
8 |
| DDP Specialty Electronic Materials US, LLC | 839 |
8 |
| Evonik Operations GmbH | 4186 |
7 |
| Bridgestone Corporation | 7219 |
6 |
| Tesa SE | 1073 |
6 |
| Evonik Degussa GmbH | 1476 |
5 |
| Kuraray Co., Ltd. | 3529 |
5 |
| Mitsubishi Materials Corporation | 2474 |
5 |
| Dow Global Technologies Inc. | 790 |
4 |
| Dai-Ichi Kogyo Seiyaku Co., Ltd. | 229 |
4 |
| FINA Technology, Inc. | 514 |
4 |
| Sanyu REC Co., Ltd. | 13 |
4 |
| Valspar Sourcing, Inc. | 334 |
4 |
| Other owners | 182 |