- All sections
- C - Chemistrymetallurgy
- C08L - Compositions of macromolecular compounds
- C08L 25/02 - Homopolymers or copolymers of hydrocarbons
Patent holdings for IPC class C08L 25/02
Total number of patents in this class: 234
10-year publication summary
|
17
|
14
|
8
|
13
|
15
|
14
|
15
|
10
|
13
|
5
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Bridgestone Corporation | 7238 |
15 |
| Mitsubishi Gas Chemical Company, Inc. | 3599 |
11 |
| Panasonic Intellectual Property Management Co., Ltd. | 33812 |
8 |
| Zeon Corporation | 4129 |
8 |
| Asahi Kasei Chemicals Corporation | 567 |
6 |
| The Goodyear Tire & Rubber Company | 2391 |
5 |
| Denka Company Limited | 2710 |
5 |
| Kuraray Co., Ltd. | 3581 |
5 |
| Cheil Industries Inc. | 818 |
4 |
| Dow Global Technologies LLC | 10845 |
4 |
| Mitsui Chemicals, Inc. | 3227 |
4 |
| FUJIFILM Corporation | 30327 |
3 |
| ExxonMobil Chemical Patents Inc. | 3811 |
3 |
| Toray Industries, Inc. | 7067 |
3 |
| Mitsubishi Chemical Corporation | 4665 |
3 |
| The Yokohama Rubber Co., Ltd. | 4098 |
3 |
| AGC Si-Tech Co., Ltd. | 70 |
3 |
| Asahi Kasei E-materials Corporation | 204 |
3 |
| FINA Technology, Inc. | 494 |
3 |
| Nippon Kayaku Kabushiki Kaisha | 1465 |
3 |
| Other owners | 132 |