- All sections
- C - Chemistrymetallurgy
- C08F - Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
- C08F 36/04 - Homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, at least one having two or more carbon-to-carbon double bonds the radical having only two carbon-to-carbon double bonds conjugated
Patent holdings for IPC class C08F 36/04
Total number of patents in this class: 423
10-year publication summary
|
44
|
29
|
52
|
32
|
24
|
26
|
20
|
16
|
9
|
7
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| LG Chem, Ltd. | 17594 |
106 |
| Bridgestone Corporation | 7248 |
78 |
| Zeon Corporation | 4079 |
25 |
| Asahi Kasei Chemicals Corporation | 683 |
11 |
| Michelin Recherche et Technique S.A. | 2182 |
9 |
| JSR Corporation | 2514 |
9 |
| The Goodyear Tire & Rubber Company | 2559 |
8 |
| Sumitomo Chemical Company, Limited | 9031 |
6 |
| Compagnie générale des établissements Michelin SCA | 2565 |
6 |
| Lanxess Deutschland GmbH | 1125 |
6 |
| Ube Industries, Ltd. | 852 |
6 |
| Versalis S.P.A. | 537 |
6 |
| Compagnie Generale des Etablissements Michelin | 4742 |
6 |
| Eneos Materials Corporation | 262 |
6 |
| ExxonMobil Research And Engineering Company | 2585 |
5 |
| ExxonMobil Chemical Patents Inc. | 4012 |
5 |
| The Yokohama Rubber Co., Ltd. | 4028 |
5 |
| Asahi Kasei Kabushiki Kaisha | 2653 |
5 |
| Bridgestone Americas Tire Operations, LLC | 1068 |
5 |
| Kuraray Co., Ltd. | 3502 |
5 |
| Other owners | 105 |